Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STATEMENT TO NOTEHOLDERS

June 12, 2025


TRANSACTION PARTIES


Depositor:	Citigroup Commercial Mortgage Securities Inc.
Master Servicer:	Wells Fargo Bank, National Association
Certificate Administrator:	Citibank, N.A.
Trustee:	Deutsche Bank Trust Company Americas
Special Servicer:	Rialto Capital Advisors, LLC
Operating Advisor:	Park Bridge Lender Services LLC




	Danny Lee	Citibank, Agency and Trust
	(212) 816-4936	388 Greenwich Street Trading, 4th Floor
danny1.lee@citi.com		New York, NY 10013


TABLE OF CONTENTS


1	.	Distribution Summary	2
1.1	.	Summary	2
1.2	.	Factors	3
2	.	Distribution Detail	4
2.1	.	Interest Detail	4
2.2	.	Interest Shortfall Detail	5
2.3	.	Principal Detail	6
3	.	Reconciliation Detail	7
4	.	Other Information	8
5	.	Stratification Detail	9
6	.	Mortgage Loan Detail	14
7	.	NOI Detail	15
8	.	Delinquency Loan Detail	16
9	.	Collateral Performance Delinquency and Loan Status Detail	17
10	.	Appraisal Reduction Detail	18
11	.	Historical Appraisal Reduction Detail	19
12	.	Loan Modification Detail	22
13	.	Historical Loan Modification Detail	23
14	.	Specially Serviced Loan Detail	25
15	.	Historical Specially Serviced Loan Detail	26
16	.	Unscheduled Principal Detail	34
17	.	Historical Unscheduled Principal Detail	35
18	.	Liquidated Loan Detail	39
19	.	Historical Liquidated Loan Detail	40
20	.	CREFC Investor Reporting Package Legends	41
21	.	Notes	42


Reports Available at sf.citidirect.com	v. 21.09.28	Page 1 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DISTRIBUTION SUMMARY

June 12, 2025


					Accrual		Other					Non-Cash
	Original	Prior	Pass-Through		Day	Interest	(As Interest)	Principal	Total	Realized Loss		Balance	Current
Class	Balance	Balance	Rate		Count	Distributed	Distributed	Distributed	Distributed	/(Recovery)		Change	Balance

Class A-1	43,807,000.00	-	1.353000	%	30/360	-	-	-	-	-		-	-
Class A-2	49,712,000.00	-	2.687000	%	30/360	-	-	-	-	-		-	-
Class A-3	17,250,000.00	-	3.061000	%	30/360	-	-	-	-	-		-	-
Class A-4	250,000,000.00	-	2.878000	%	30/360	-	-	-	-	-		-	-
Class A-5	398,793,000.00	-	3.137000	%	30/360	-	-	-	-	-		-	-
Class A-AB	76,256,000.00	-	2.944000	%	30/360	-	-	-	-	-		-	-
Class A-S	77,612,000.00	-	3.571000	%	30/360	-	-	-	-	-		-	-
Class B	56,716,000.00	-	3.772000	%	30/360	-	-	-	-	-		-	-
Class C	70,149,000.00	-	4.542930	%	30/360	-	-	-	-	-		-	-
Class D	53,731,000.00	31,932,361.62	4.542930	%	30/360	120,888.74	-	181,832.90	302,721.64	-		-	31,750,528.72
Class E	35,821,000.00	35,821,000.00	3.000000	%	30/360	179,328.88	-	-	179,328.88	-		-	35,821,000.00
Class F	11,940,000.00	11,940,000.00	3.000000	%	30/360	59,774.62	-	-	59,774.62	-		-	11,940,000.00
Class G	11,941,000.00	11,941,000.00	3.000000	%	30/360	163,228.88	-	-	163,228.88	-		-	11,941,000.00
Class H	40,298,466.00	19,448,298.13	3.000000	%	30/360	-	-	-	-	(7,074.67	)	-	19,455,372.80
Class S	-	-	0.000000	%	30/360	-	-	-	-	-		-	-
Class R	-	-	0.000000	%	30/360	-	-	-	-	-		-	-
Total	1,194,026,466.00	111,082,659.75				523,221.12	-	181,832.90	705,054.02	(7,074.67	)	-	110,907,901.52
Notional
Class X-A	913,430,000.00	-	0.000000	%	30/360	-	-	-	-	-		-	-
Class X-B	126,865,000.00	-	0.000000	%	30/360	-	-	-	-	-		-	-
Class X-E	35,821,000.00	35,821,000.00	1.542930	%	30/360	46,057.75	-	-	46,057.75	-		-	35,821,000.00
Class X-F	23,881,000.00	23,881,000.00	1.542930	%	30/360	30,705.59	-	-	30,705.59	-		-	23,881,000.00
Class X-H	40,298,466.00	19,448,298.13	1.542930	%	30/360	25,006.14	-	-	25,006.14	-		7,074.67	19,455,372.80
Total	1,140,295,466.00	79,150,298.13				101,769.48	-	-	101,769.48	-		7,074.67	79,157,372.80

Grand Total	2,334,321,932.00	190,232,957.88				624,990.60	-	181,832.90	806,823.50	(7,074.67	)	7,074.67	190,065,274.32


Reports Available at sf.citidirect.com	v. 21.09.28	Page 2 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DISTRIBUTION SUMMARY - FACTORS

June 12, 2025


					Other					Non-Cash
			Record	Interest	(As Interest)	Principal	Total	Realized Loss		Balance	Current
Class	CUSIP		Date	Distributed	Distributed	Distributed	Distributed	/(Recovery)		Change	Balance

Class A-1	17323	CAA5	05/30/2025	-	-	-	-	-		-	-
Class A-2	17323	CAB3	05/30/2025	-	-	-	-	-		-	-
Class A-3	17323	CAC1	05/30/2025	-	-	-	-	-		-	-
Class A-4	17323	CAD9	05/30/2025	-	-	-	-	-		-	-
Class A-5	17323	CAE7	05/30/2025	-	-	-	-	-		-	-
Class A-AB	17323	CAF4	05/30/2025	-	-	-	-	-		-	-
Class A-S	17323	CAJ6	05/30/2025	-	-	-	-	-		-	-
Class X-A	17323	CAG2	05/30/2025	-	-	-	-	-		-	-
Class B	17323	CAK3	05/30/2025	-	-	-	-	-		-	-
Class C	17323	CAM9	05/30/2025	-	-	-	-	-		-	-
Class X-B	17323	CAH0	05/30/2025	-	-	-	-	-		-	-
Class D	17323	CAN7	05/30/2025	2.24988815	-	3.38413393	5.63402207	-		-	590.91639314
Class E	17323	CAS6	05/30/2025	5.00624997	-	-	5.00624997	-		-	1,000.00000000
Class X-E	17323	CAY3	05/30/2025	1.28577510	-	-	1.28577510	-		-	1,000.00000000
Class F	17323	CAQ0	05/30/2025	5.00624958	-	-	5.00624958	-		-	1,000.00000000
Class G	17323	CAU1	05/30/2025	13.66961561	-	-	13.66961561	-		-	1,000.00000000
Class X-F	17323	CBA4	05/30/2025	1.28577488	-	-	1.28577488	-		-	1,000.00000000
Class H	17323	CAW7	05/30/2025	-	-	-	-	(0.17555681	)	-	482.78196991
Class X-H	17323	CBC0	05/30/2025	0.62052337	-	-	0.62052337	-		-	482.78196991
Class S	17323	CBG1	05/30/2025	-	-	-	-	-		-	-
Class R	17323	CBE6	05/30/2025	-	-	-	-	-		-	-


Reports Available at sf.citidirect.com	v. 21.09.28	Page 3 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DISTRIBUTION INFORMATION - INTEREST DETAIL

June 12, 2025


			Rate					Interest			Shortfall			Paid
															Cap
							Accrual	Net	Accreted	Non	Carry	Cap Carryover			Carryover
Class	Uncapped Capped				Next		Dates	Accrued	/Deferred	Recovered	Forward	/Basis Risk	Accrued	Carry Forward	/Basis Risk	Total

Class A-1	1.35300	%	1.35300	%	1.35300	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-2	2.68700	%	2.68700	%	2.68700	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-3	3.06100	%	3.06100	%	3.06100	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-4	2.87800	%	2.87800	%	2.87800	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-5	3.13700	%	3.13700	%	3.13700	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-AB	2.94400	%	2.94400	%	2.94400	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class A-S	3.57100	%	3.57100	%	3.57100	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class B	3.77200	%	3.77200	%	3.77200	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class C	4.54293	%	4.54293	%	4.54293	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class D	4.54293	%	4.54293	%	4.54293	%	05/01-05/31	120,888.74	-	-	-	-	120,888.74	-	-	120,888.74
Class E	3.00000	%	3.00000	%	3.00000	%	05/01-05/31	89,552.50	-	-	223.88	-	89,552.50	89,776.38	-	179,328.88
Class F	3.00000	%	3.00000	%	3.00000	%	05/01-05/31	29,850.00	-	-	74.62	-	29,850.00	29,924.62	-	59,774.62
Class G	3.00000	%	3.00000	%	3.00000	%	05/01-05/31	29,852.50	-	-	471.24	-	29,852.50	133,376.38	-	163,228.88
Class H	3.00000	%	3.00000	%	3.00000	%	05/01-05/31	48,620.75	-	-	56,786.36	-	-	-	-	-
Class S	0.00000	%	0.00000	%	0.00000	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class R	0.00000	%	0.00000	%	0.00000	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Total								318,764.49	-	-	57,556.10	-	270,143.74	253,077.38	-	523,221.12
Notional
Class X-A	0.00000	%	0.00000	%	0.00000	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class X-B	0.00000	%	0.00000	%	0.00000	%	05/01-05/31	-	-	-	-	-	-	-	-	-
Class X-E	1.54293	%	1.54293	%	1.54293	%	05/01-05/31	46,057.75	-	-	-	-	46,057.75	-	-	46,057.75
Class X-F	1.54293	%	1.54293	%	1.54293	%	05/01-05/31	30,705.59	-	-	-	-	30,705.59	-	-	30,705.59
Class X-H	1.54293	%	1.54293	%	1.54293	%	05/01-05/31	25,006.14	-	-	-	-	25,006.14	-	-	25,006.14
Total								101,769.48	-	-	-	-	101,769.48	-	-	101,769.48

Grand Total								420,533.97	-	-	57,556.10	-	371,913.22	253,077.38	-	624,990.60


Reports Available at sf.citidirect.com	v. 21.09.28	Page 4 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL

June 12, 2025


											Cap Carryover /
	Non-Recov Shortfall				Carry Forward Interest					Basis Risk Shortfall
			Other
Class	PPIS	SSRA	Shortfall	Prior	Int. on Prior	New	Paid	Outstanding	Prior	Int. on Prior	New	Paid	Outstanding

Class A-1	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-2	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-3	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-4	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-5	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-AB	-	-	-	-	-	-	-	-	-	-	-	-	-
Class A-S	-	-	-	-	-	-	-	-	-	-	-	-	-
Class B	-	-	-	-	-	-	-	-	-	-	-	-	-
Class C	-	-	-	-	-	-	-	-	-	-	-	-	-
Class D	-	-	-	-	-	-	-	-	-	-	-	-	-
Class E	-	-	-	89,552.50	223.88	-	89,776.38	-	-	-	-	-	-
Class F	-	-	-	29,850.00	74.62	-	29,924.62	-	-	-	-	-	-
Class G	-	-	-	188,497.46	471.24	-	133,376.38	55,592.32	-	-	-	-	-
Class H	-	-	-	3,266,244.72	8,165.61	48,620.75	-	3,323,031.08	-	-	-	-	-
Class S	-	-	-	-	-	-	-	-	-	-	-	-	-
Class R	-	-	-	-	-	-	-	-	-	-	-	-	-
Total	-	-	-	3,574,144.68	8,935.35	48,620.75	253,077.38	3,378,623.40	-	-	-	-	-
Notional
Class X-A	-	-	-	-	-	-	-	-	-	-	-	-	-
Class X-B	-	-	-	-	-	-	-	-	-	-	-	-	-
Class X-E	-	-	-	-	-	-	-	-	-	-	-	-	-
Class X-F	-	-	-	-	-	-	-	-	-	-	-	-	-
Class X-H	-	-	-	-	-	-	-	-	-	-	-	-	-
Total	-	-	-	-	-	-	-	-	-	-	-	-	-

Grand Total	-	-	-	3,574,144.68	8,935.35	48,620.75	253,077.38	3,378,623.40	-	-	-	-	-


Reports Available at sf.citidirect.com	v. 21.09.28	Page 5 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DISTRIBUTION INFORMATION - PRINCIPAL DETAIL

June 12, 2025


						Non-Cash		Cumulative
	Prior	Principal	Accreted	Realized Loss		Balance	Current	Realized	Class %		Class %		Sub %		Sub %
Class	Balance	Distributed	Principal	/(Recovery)		Change	Balance	Loss	Original		Current		Original		Current

Class A-1	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-2	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-3	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-4	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-5	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-AB	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class A-S	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class B	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class C	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class D	31,932,361.62	181,832.90	-	-		-	31,750,528.72	-	0.00	%	0.00	%	0.00	%	0.00	%
Class E	35,821,000.00	-	-	-		-	35,821,000.00	-	0.00	%	0.00	%	0.00	%	0.00	%
Class F	11,940,000.00	-	-	-		-	11,940,000.00	-	0.00	%	0.00	%	0.00	%	0.00	%
Class G	11,941,000.00	-	-	-		-	11,941,000.00	-	0.00	%	0.00	%	0.00	%	0.00	%
Class H	19,448,298.13	-	-	(7,074.67	)	-	19,455,372.80	20,843,093.20	0.00	%	0.00	%	0.00	%	0.00	%
Class S	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
Class R	-	-	-	-		-	-	-	0.00	%	0.00	%	0.00	%	0.00	%

Total	111,082,659.75	181,832.90	-	(7,074.67	)	-	110,907,901.52	20,843,093.20	0.00	%	0.00	%


Reports Available at sf.citidirect.com	v. 21.09.28	Page 6 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

RECONCILIATION DETAIL

June 12, 2025


SOURCE OF FUNDS			ALLOCATION OF FUNDS

Interest Funds Available			Scheduled Fees
Scheduled Interest	395,240.98		Servicing Fee	538.21
Prepayment Interest Shortfall	-		Trustee/Certificate Administrator Fee	210.43
Interest Adjustments	-		Operating Advisor Fee	136.19
ASER Amount	-		CREFC? Intellectual Property Royalty License Fee	47.83
Realized Loss in Excess of Principal Balance	-
			Total Scheduled Fees		932.66
Total Interest Funds Available		395,240.98	Additional Fees, Expenses, etc.
Principal Funds Available			Additional Servicing Fee	-
Scheduled Principal	18,755.04		Special Servicing Fee	-
Unscheduled Principal Collections	156,003.19		Work-out Fee	-
Repurchased Principal	-		Liquidation Fee	-
Substitution Principal	-		Trust Fund Expenses	-
Other Principal	-		Trust Advisor Expenses	-
(Trailing Loss)/Recovery	-		Reimbursement of Interest on Advances to the Servicer	-
			Borrower Reimbursable Trust Fund Expenses	-
Total Principal Funds Available		174,758.23
			Reimbursement of Nonrecoverable Advances to the Servicer	-
Other Funds Available
			Other Expenses	-
Yield Maintenance Charges	-
Withdrawal of Withheld Amounts from the Interest Reserve			Total Additional Fees, Expenses, etc.		-
Account	-
			Distributions
Return of Special Servicing Fee	237,756.96
			Interest Distribution	624,990.61
Total Other Funds Available		237,756.96	Principal Distribution	181,832.90
			Yield Maintenance Charge Distribution	-
			Total Distributions		806,823.51




Total Funds Available		807,756.17
			Total Funds Allocated		807,756.17


Reports Available at sf.citidirect.com	v. 21.09.28	Page 7 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

OTHER INFORMATION

Interest Reserve Account Information

June 12, 2025


Beginning Interest Reserve Account Balance	0.00
Deposit of Withheld Amounts to the Interest Reserve Account	0.00
Withdrawal of Withheld Amounts from the Interest Reserve Account	0.00
Ending Interest Reserve Account Balance	0.00
Excess Liquidation Proceeds Reserve Account Information
Beginning Excess Liquidation Proceeds Reserve Account Balance	0.00
Deposit to the Excess Liquidation Proceeds Reserve Account	0.00
Withdrawal from the Excess Liquidation Proceeds Reserve Account	0.00
Ending Excess Liquidation Proceeds Reserve Account Balance	0.00
Collateral Information
% of Cut-Off Principal Balance Outstanding	9.288563	%
Controlling Class Information
Controlling Class is Class E.
The Controlling Class Representative is LibreMax Capital, LLC.
There Are No Disclosable Special Servicer Fees.
Non-Active Exchangeable Certificates
Class PEZ Beginning Balance	0.00
Class PEZ Ending Balance	0.00


Reports Available at sf.citidirect.com	v. 21.09.28	Page 8 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STRATIFICATION DETAIL

June 12, 2025


Anticipated Remaining Term

Anticipated Remaining	Asset	Ending Scheduled	% of			Wtd Avg
Term Range	Count	Balance	Agg.Bal. WAC		WAM	DSCR

60 Months or Less	3	108,788,191.11	98.09	4.4105	11	1.933383
61 to 90 Months	0	0.00	0.00	0.0000	0	0.000000
91 Months or Greater	1	2,119,710.41	1.91	4.2500	235	1.268700
Total	4	110,907,901.52	100.00	4.4074	15	1.920679

Debt Service Coverage Ratio

Debt Service Coverage	Asset	Ending Scheduled	% of			Wtd Avg
Ratio Range	Count	Balance	Agg.Bal. WAC		WAM	DSCR

1.250 or Less	1	6,985,229.29	6.30	4.3800	0	0.144600
1.251 to 1.500	1	2,119,710.41	1.91	4.2500	235	1.268700
1.501 to 1.750	0	0.00	0.00	0.0000	0	0.000000
1.751 to 2.000	1	6,955,758.58	6.27	4.7200	0	1.951400
2.001 to 2.250	1	94,847,203.24	85.52	4.3900	13	2.063800
2.251 to 2.500	0	0.00	0.00	0.0000	0	0.000000
2.501 to 2.750	0	0.00	0.00	0.0000	0	0.000000
2.751 to 3.000	0	0.00	0.00	0.0000	0	0.000000
3.001 to 3.250	0	0.00	0.00	0.0000	0	0.000000
3.251 to 3.500	0	0.00	0.00	0.0000	0	0.000000
3.501 to 3.750	0	0.00	0.00	0.0000	0	0.000000
3.751 to 4.000	0	0.00	0.00	0.0000	0	0.000000
4.001 or Greater	0	0.00	0.00	0.0000	0	0.000000
Total	4	110,907,901.52	100.00	4.4074	15	1.920679


Reports Available at sf.citidirect.com	v. 21.09.28	Page 9 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STRATIFICATION DETAIL

June 12, 2025


Ending Schedule Balance

Ending Schedule Balance	Asset	Ending Scheduled	% of			Wtd Avg
Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

1 to 5,000,000	1	2,119,710.41	1.91	4.2500	235	1.268700
10,000,001 to 15,000,000	0	0.00	0.00	0.0000	0	0.000000
15,000,001 to 20,000,000	0	0.00	0.00	0.0000	0	0.000000
20,000,001 to 25,000,000	0	0.00	0.00	0.0000	0	0.000000
25,000,001 to 30,000,000	0	0.00	0.00	0.0000	0	0.000000
30,000,001 to 35,000,000	0	0.00	0.00	0.0000	0	0.000000
35,000,001 to 40,000,000	0	0.00	0.00	0.0000	0	0.000000
40,000,001 to 45,000,000	0	0.00	0.00	0.0000	0	0.000000
45,000,001 to 50,000,000	0	0.00	0.00	0.0000	0	0.000000
5,000,001 to 10,000,000	2	13,940,987.87	12.57	4.5496	0	1.046090
50,000,001 to 55,000,000	0	0.00	0.00	0.0000	0	0.000000
55,000,001 to 60,000,000	0	0.00	0.00	0.0000	0	0.000000
60,000,001 to 65,000,000	0	0.00	0.00	0.0000	0	0.000000
65,000,001 to 70,000,000	0	0.00	0.00	0.0000	0	0.000000
70,000,001 to 75,000,000	0	0.00	0.00	0.0000	0	0.000000
75,000,001 to 80,000,000	0	0.00	0.00	0.0000	0	0.000000
80,000,001 to 85,000,000	0	0.00	0.00	0.0000	0	0.000000
85,000,000+	1	94,847,203.24	85.52	4.3900	13	2.063800
Total	4	110,907,901.52	100.00	4.4074	15	1.920679


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Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STRATIFICATION DETAIL

June 12, 2025


Loan Rate

	Asset	Ending Scheduled	% of			Wtd Avg
Loan Rate Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

4.00 or Less	0	0.00	0.00	0.0000	0	0.000000
4.01 to 4.25	1	2,119,710.41	1.91	4.2500	235	1.268700
4.26 to 4.50	2	101,832,432.53	91.82	4.3893	12	1.932152
4.51 to 4.75	1	6,955,758.58	6.27	4.7200	0	1.951400
4.76 to 5.00	0	0.00	0.00	0.0000	0	0.000000
5.01 to 5.25	0	0.00	0.00	0.0000	0	0.000000
5.26 to 5.50	0	0.00	0.00	0.0000	0	0.000000
5.51 to 5.75	0	0.00	0.00	0.0000	0	0.000000
5.76 to 6.00	0	0.00	0.00	0.0000	0	0.000000
6.01 to 6.25	0	0.00	0.00	0.0000	0	0.000000
6.26 to 6.50	0	0.00	0.00	0.0000	0	0.000000
6.51 to 6.75	0	0.00	0.00	0.0000	0	0.000000
6.76 to 7.00	0	0.00	0.00	0.0000	0	0.000000
7.01 or Greater	0	0.00	0.00	0.0000	0	0.000000
Total	4	110,907,901.52	100.00	4.4074	15	1.920679

Property Type

	Asset	Ending Scheduled	% of			Wtd Avg
Property Type Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

Industrial	0	0.00	0.00	0.0000	0	0.000000
Lodging	0	0.00	0.00	0.0000	0	0.000000
Mixed Use	0	0.00	0.00	0.0000	0	0.000000
Multifamily	0	0.00	0.00	0.0000	0	0.000000
Office	1	94,847,203.24	85.52	4.3900	13	2.063800
Other	1	6,955,758.58	6.27	4.7200	0	1.951400
Retail	2	9,104,939.70	8.21	4.3497	54	0.406300
Self Storage	0	0.00	0.00	0.0000	0	0.000000
Total	4	110,907,901.52	100.00	4.4074	15	1.920679


Reports Available at sf.citidirect.com	v. 21.09.28	Page 11 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STRATIFICATION DETAIL

June 12, 2025


Remaining Amortization Term

Remaining Amortization	Asset	Ending Scheduled	% of			Wtd Avg
Term Range	Count	Balance	Agg.Bal.	WAC	WAM	DSCR

240 Months or Less	4	110,907,901.52	100.00	4.4074	15	1.920679
241 to 270 Months	0	0.00	0.00	0.0000	0	0.000000
271 to 300 Months	0	0.00	0.00	0.0000	0	0.000000
301 Months or Greater	0	0.00	0.00	0.0000	0	0.000000
Total	4	110,907,901.52	100.00	4.4074	15	1.920679

Seasoning

	Asset	Ending Scheduled	% of			Wtd Avg
Seasoning Range	Count	Balance	Agg.Bal.	WAC	WAM	DSCR

12 Months or Less	1	2,119,710.41	1.91	4.2500	235	1.268700
13 to 24 Months	0	0.00	0.00	0.0000	0	0.000000
25 to 36 Months	0	0.00	0.00	0.0000	0	0.000000
37 to 48 Months	0	0.00	0.00	0.0000	0	0.000000
49 Months or Greater	3	108,788,191.11	98.09	4.4105	11	1.933383
Total	4	110,907,901.52	100.00	4.4074	15	1.920679


Reports Available at sf.citidirect.com	v. 21.09.28	Page 12 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

STRATIFICATION DETAIL

June 12, 2025


State

	Asset	Ending Scheduled	% of			Wtd Avg
State Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

Alabama	0	0.00	0.00	0.0000	0	0.000000
Arizona	0	0.00	0.00	0.0000	0	0.000000
Arkansas	0	0.00	0.00	0.0000	0	0.000000
California	0	0.00	0.00	0.0000	0	0.000000
Colorado	0	0.00	0.00	0.0000	0	0.000000
Florida	0	0.00	0.00	0.0000	0	0.000000
Georgia	0	0.00	0.00	0.0000	0	0.000000
Illinois	0	0.00	0.00	0.0000	0	0.000000
Indiana	0	0.00	0.00	0.0000	0	0.000000
Kansas	0	0.00	0.00	0.0000	0	0.000000
Louisiana	0	0.00	0.00	0.0000	0	0.000000
Maine	0	0.00	0.00	0.0000	0	0.000000
Maryland	0	0.00	0.00	0.0000	0	0.000000
Michigan	0	0.00	0.00	0.0000	0	0.000000
Minnesota	0	0.00	0.00	0.0000	0	0.000000
Mississippi	0	0.00	0.00	0.0000	0	0.000000
N/A	0	0.00	0.00	0.0000	0	0.000000
Nevada	0	0.00	0.00	0.0000	0	0.000000
New York	1	94,847,203.24	85.52	4.3900	13	2.063800
North Carolina	1	2,119,710.41	1.91	4.2500	235	1.268700
Ohio	1	6,985,229.29	6.30	4.3800	0	0.144600
Pennsylvania	0	0.00	0.00	0.0000	0	0.000000
Rhode Island	0	0.00	0.00	0.0000	0	0.000000
South Carolina	0	0.00	0.00	0.0000	0	0.000000
Tennessee	0	0.00	0.00	0.0000	0	0.000000
Texas	0	0.00	0.00	0.0000	0	0.000000
Virginia	0	0.00	0.00	0.0000	0	0.000000
Washington	0	0.00	0.00	0.0000	0	0.000000
Wisconsin	0	0.00	0.00	0.0000	0	0.000000
Total	4	110,907,901.52	100.00	4.4074	15	1.920679


Reports Available at sf.citidirect.com	v. 21.09.28	Page 13 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

MORTGAGE LOAN DETAIL

June 12, 2025


		Prop				Paid					Beginning	Ending		Payment Workout				Mod
		Type				Through	Gross		Interest	Principal	Scheduled	Scheduled	Maturity	Status		Strategy		Code
Loan ID	OMCR	(1	)	City	State	Date	Coupon		Payment	Payment	Balance	Balance	Date	(2	)	(3	)	(4	)

304101319	2	OF		New York	NY	06/06/2025	4.39000	%	359,126.39	152,796.76	95,000,000.00	94,847,203.24	07/06/2026	0		13		1
300571237	50	N/A				01/06/2025	4.72000	%	28,325.20	13,262.05	6,969,020.63	6,955,758.58	12/06/2024	5		11		0
300571211	53	RT		Westerville	OH	11/06/2024	4.38000	%	-	-	6,985,229.29	6,985,229.29	12/06/2024	5		7		0
303190095	95	RT		Carthage	NC	06/05/2025	4.25000	%	7,789.39	8,699.42	2,128,409.83	2,119,710.41	01/05/2045	0		0		0
Total	Count = 4								395,240.98	174,758.23	111,082,659.75	110,907,901.52


Reports Available at sf.citidirect.com	v. 21.09.28	Page 14 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

NOI DETAIL

June 12, 2025


		Property				Ending	Preceding	Most	Most Recent	Most Recent
		Type				Scheduled	Fiscal	Recent	Financial As of	Financial Asof
Loan ID	OMCR	(1	)	City	State	Balance	Year NOI	NOI	Start Date	End Date

304101319	2	OF		New York	NY	94,847,203.24	8,968,651.22	6,728,738.00	Not Available	Not Available
300571237	50	N/A				6,955,758.58	2,912,066.99	2,529,843.21	01/01/2024	09/30/2024
300571211	53	RT		Westerville	OH	6,985,229.29	215,638.00	43,332.00	Not Available	Not Available
303190095	95	RT		Carthage	NC	2,119,710.41	211,458.06	50,925.00	01/01/2025	03/31/2025
Total	Count = 4					110,907,901.52	12,307,814.27	9,352,838.21


Reports Available at sf.citidirect.com	v. 21.09.28	Page 15 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

DELINQUENCY LOAN DETAIL

June 12, 2025

Actual

Paid

Current P&I

Total P&I

Cumulative

Other Expense

Payment Workout

Most Recent

Principal

Through

Advances

Accrued Unpaid

Advances

Status

Strategy

Special Serv

Foreclosure

Bankruptcy

REO

Loan ID

OMCR

Balance

Date

(Net of ASER)

Outstanding

Interest Advances

Outstanding

)

Transfer Date

Date

300571237

7,025,170.82

01/06/2025

41,587.25

165,882.52

1,354.61

3,150.00

02/14/2025

300571211

7,052,976.48

11/06/2024

227,769.19

4,472.46

25,860.98

04/03/2023

04/04/2025

Total

Count = 2

14,078,147.30

41,587.25

393,651.71

5,827.07

29,010.98

Reports Available at sf.citidirect.com

v. 21.09.28

Page 16 of 42

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS DETAIL

June 12, 2025


–




							Delinquent
					(Does not include loans in Bankruptcy, Foreclosure, or REO)

			30	Day			60	Day			90	Day	120			+ Day	Bankruptcy				Foreclosure						REO

Distribution

Date	Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count		Balance


	0		0		0		0		0		0		1		7,025,171		0		0		0		0		1		7,052,976
06/12/2025
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	25.0	%	6.3	%	0.0	%	0.0	%	0.0	%	0.0	%	25.0	%	6.3	%

	0		0		0		0		1		7,025,171		1		95,000,000		0		0		0		0		1		7,052,976
05/12/2025
	0.0	%	0.0	%	0.0	%	0.0	%	25.0	%	6.3	%	25.0	%	85.4	%	0.0	%	0.0	%	0.0	%	0.0	%	25.0	%	6.3	%

	0		0		1		7,025,171		1		95,000,000		0		0		0		0		1		7,052,976		0		0
04/11/2025
	0.0	%	0.0	%	25.0	%	6.3	%	25.0	%	85.4	%	0.0	%	0.0	%	0.0	%	0.0	%	25.0	%	6.3	%	0.0	%	0.0	%

	1		7,025,171		2		96,458,792		0		0		0		0		0		0		1		7,052,976		0		0
03/12/2025
	20.0	%	6.2	%	40.0	%	85.6	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	20.0	%	6.3	%	0.0	%	0.0	%

	3		100,052,318		0		0		0		0		0		0		0		0		1		7,052,976		0		0
02/12/2025
	42.9	%	84.4	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	14.3	%	5.9	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,052,976		0		0
01/13/2025
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	10.0	%	5.1	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,052,976		0		0
12/12/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	4.2	%	3.5	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,064,798		0		0
11/13/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	2.9	%	2.4	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,094,117		0		0
10/11/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	2.0	%	1.5	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,094,117		0		0
09/12/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	1.8	%	1.3	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,106,645		0		0
08/12/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	1.3	%	0.9	%	0.0	%	0.0	%

	0		0		0		0		0		0		0		0		0		0		1		7,106,645		0		0
07/12/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	1.1	%	0.8	%	0.0	%	0.0	%


Reports Available at sf.citidirect.com	v. 21.09.28	Page 17 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

APPRAISAL REDUCTION DETAIL

June 12, 2025


			Beginning	Ending	Appraisal	Appraisal	Most Recent	Cumulative
Loan ID	OMCR	Property Name	Scheduled Balance	Scheduled Balance	Reduction Amount	Reduction Date	ASER Amount	ASER Amount

300571211	53	Kohl's Westerville	6,985,229.29	6,985,229.29	-	02/06/2025	-	-
300571237	50	Boca Hamptons Plaza Portfolio	6,969,020.63	6,955,758.58	-	05/06/2025	-	-
304101319	2	393-401 Fifth Avenue	95,000,000.00	94,847,203.24	41,814,390.75	05/06/2025	-	152,796.76
Total	Count = 3		108,954,249.92	108,788,191.11	41,814,390.75		-	152,796.76


Reports Available at sf.citidirect.com	v. 21.09.28	Page 18 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL APPRAISAL REDUCTION DETAIL


	June 12, 2025
Most Recent	Cumulative


Distribution				Beginning	Ending	Appraisal	Appraisal
Date	Loan ID	OMCR	Property Name	Scheduled Balance Scheduled Balance Reduction Amount Reduction Date				ASER Amount	ASER Amount

6/12/2025	304101319	2	393-401 Fifth Avenue	95,000,000.00	94,847,203.24	41,814,390.75	05/06/2025	-	152,796.76
6/12/2025	300571237	50	Boca Hamptons Plaza Portfolio	6,969,020.63	6,955,758.58	-	05/06/2025	-	-
6/12/2025	300571211	53	Kohl's Westerville	6,985,229.29	6,985,229.29	-	02/06/2025	-	-
5/12/2025	304101319	2	393-401 Fifth Avenue	95,000,000.00	95,000,000.00	41,814,390.75	05/06/2025	152,796.76	152,796.76
5/12/2025	300571237	50	Boca Hamptons Plaza Portfolio	6,983,140.86	6,969,020.63	-	05/06/2025	-	-
5/12/2025	300571211	53	Kohl's Westerville	6,985,229.29	6,985,229.29	-	02/06/2025	-	-
4/11/2025	300571211	53	Kohl's Westerville	6,997,279.88	6,985,229.29	-	02/06/2025	-	-
3/12/2025	300571211	53	Kohl's Westerville	7,011,834.90	6,997,279.88	-	02/06/2025	-	-
2/12/2025	300571211	53	Kohl's Westerville	7,023,785.52	7,011,834.90	-	02/06/2025	-	-
1/13/2025	300571211	53	Kohl's Westerville	7,035,691.24	7,023,785.52	-	06/06/2024	-	-
12/12/2024	300571211	53	Kohl's Westerville	7,048,406.56	7,035,691.24	-	06/06/2024	-	-
11/13/2024	300571211	53	Kohl's Westerville	7,060,219.76	7,048,406.56	-	06/06/2024	-	-
9/12/2024	300571211	53	Kohl's Westerville	7,082,405.92	7,070,650.71	-	06/06/2024	-	-
8/12/2024	300571211	53	Kohl's Westerville	7,094,116.96	7,082,405.92	-	06/06/2024	-	-
7/12/2024	300571211	53	Kohl's Westerville	7,106,645.38	7,094,116.96	-	06/06/2024	-	-
6/12/2024	300571211	53	Kohl's Westerville	7,118,265.34	7,106,645.38	-	06/06/2024	-	-
1/12/2023	304101264	8	Centralia Outlets	28,250,655.83	-	-		-	879,151.95
12/12/2022	304101264	8	Centralia Outlets	28,302,328.32	28,250,655.83	11,164,818.04	04/06/2022	40,518.98	879,151.95
11/14/2022	304101264	8	Centralia Outlets	28,350,392.63	28,302,328.32	11,164,818.04	04/06/2022	41,869.62	838,632.97
10/13/2022	304101264	8	Centralia Outlets	28,401,704.05	28,350,392.63	11,164,818.04	04/06/2022	40,518.99	796,763.35
9/12/2022	304101264	8	Centralia Outlets	28,449,396.65	28,401,704.05	11,164,818.04	04/06/2022	41,869.62	756,244.36
8/12/2022	304101264	8	Centralia Outlets	28,496,910.86	28,449,396.65	11,164,818.04	04/06/2022	41,869.62	714,374.74
7/12/2022	304101264	8	Centralia Outlets	28,547,691.86	28,496,910.86	11,164,818.04	04/06/2022	40,518.98	672,505.12
6/10/2022	304101264	8	Centralia Outlets	28,594,838.41	28,547,691.86	11,164,818.04	04/06/2022	41,869.62	631,986.14
5/12/2022	303190005	5	Highland Square	36,721,523.88	-	22,281,441.18	01/06/2022	-	1,320,737.67
5/12/2022	304101264	8	Centralia Outlets	28,645,264.89	28,594,838.41	11,164,818.04	04/06/2022	40,518.99	590,116.52
4/12/2022	303190003	3	Northeastern Hotel Portfolio	50,204,114.52	50,108,297.98	-	04/06/2022	-	-
4/12/2022	303190005	5	Highland Square	36,773,308.11	36,721,523.88	22,281,441.18	01/06/2022	84,527.43	1,320,737.67
4/12/2022	304101264	8	Centralia Outlets	28,692,046.48	28,645,264.89	11,164,818.04	04/06/2022	41,869.61	549,597.53
3/11/2022	303190005	5	Highland Square	36,838,444.90	36,773,308.11	22,281,441.18	01/06/2022	76,347.36	1,236,210.24
3/11/2022	304101264	8	Centralia Outlets	28,749,059.50	28,692,046.48	12,255,448.82	08/06/2021	41,511.93	507,727.92
2/11/2022	303190005	5	Highland Square	36,889,784.76	36,838,444.90	22,281,441.18	01/06/2022	84,527.43	1,159,862.88
2/11/2022	304101264	8	Centralia Outlets	28,795,452.85	28,749,059.50	12,255,448.82	08/06/2021	45,959.64	466,215.99


Reports Available at sf.citidirect.com	v. 21.09.28	Page 19 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL APPRAISAL REDUCTION DETAIL

June 12, 2025


Distribution				Beginning	Ending	Appraisal	Appraisal	Most Recent		Cumulative
Date	Loan ID	OMCR	Property Name	Scheduled Balance Scheduled Balance Reduction Amount Reduction Date				ASER Amount		ASER Amount

1/12/2022	303190005	5	Highland Square	36,940,929.49	36,889,784.76	22,281,441.18	01/06/2022	84,527.44		1,075,335.45
1/12/2022	304101264	8	Centralia Outlets	28,841,672.67	28,795,452.85	12,255,448.82	08/06/2021	45,959.64		420,256.35
12/10/2021	303190005	5	Highland Square	36,996,415.66	36,940,929.49	20,405,234.25	06/07/2021	74,912.72		990,808.01
12/10/2021	304101264	8	Centralia Outlets	28,891,205.57	28,841,672.67	12,255,448.82	08/06/2021	44,477.07		374,296.71
11/15/2021	303190005	5	Highland Square	37,047,155.12	36,996,415.66	20,405,234.25	06/07/2021	77,409.81		915,895.29
11/15/2021	304101264	8	Centralia Outlets	28,937,067.24	28,891,205.57	12,255,448.82	08/06/2021	(99,086.61	)	329,819.64
10/13/2021	303190005	5	Highland Square	37,102,250.54	37,047,155.12	20,405,234.25	06/07/2021	74,912.72		838,485.48
10/13/2021	304101264	8	Centralia Outlets	28,986,254.79	28,937,067.24	12,255,448.82	08/06/2021	44,477.07		428,906.25
9/13/2021	303190005	5	Highland Square	37,152,587.76	37,102,250.54	20,405,234.25	06/07/2021	77,409.81		763,572.76
9/13/2021	304101264	8	Centralia Outlets	29,031,760.94	28,986,254.79	12,255,448.82	08/06/2021	45,959.63		384,429.18
8/12/2021	303190005	5	Highland Square	37,202,733.67	37,152,587.76	20,405,234.25	06/07/2021	77,409.81		686,162.95
8/12/2021	304101264	8	Centralia Outlets	29,077,096.88	29,031,760.94	12,255,448.82	08/06/2021	45,959.63		338,469.55
7/12/2021	303190005	5	Highland Square	37,257,256.79	37,202,733.67	20,405,234.25	06/07/2021	74,912.72		608,753.14
7/12/2021	304101264	8	Centralia Outlets	29,125,777.50	29,077,096.88	9,991,705.24	12/07/2020	36,261.56		292,509.92
6/11/2021	303190005	5	Highland Square	37,307,004.89	37,257,256.79	20,405,234.25	06/07/2021	77,409.80		533,840.42
6/11/2021	304101282	68	Belmont Village	4,535,006.94	-	-		(47,375.23	)	-
6/11/2021	304101264	8	Centralia Outlets	29,170,761.78	29,125,777.50	9,991,705.24	12/07/2020	37,470.28		256,248.36
5/12/2021	303190005	5	Highland Square	37,361,144.45	37,307,004.89	11,942,710.84	10/06/2020	43,844.68		456,430.62
5/12/2021	304101282	68	Belmont Village	4,543,661.46	4,535,006.94	1,509,473.14	12/07/2020	5,868.08		47,375.23
5/12/2021	304101264	8	Centralia Outlets	29,219,103.32	29,170,761.78	9,991,705.24	12/07/2020	36,261.56		218,778.08
4/12/2021	303190005	5	Highland Square	37,410,497.71	37,361,144.45	11,942,710.84	10/06/2020	45,306.17		412,585.94
4/12/2021	304101282	68	Belmont Village	4,551,690.29	4,543,661.46	1,509,473.14	12/07/2020	6,063.68		41,507.15
4/12/2021	304101264	8	Centralia Outlets	29,263,738.52	29,219,103.32	9,991,705.24	12/07/2020	37,470.28		182,516.52
3/12/2021	303190005	5	Highland Square	37,473,446.32	37,410,497.71	11,942,710.84	10/06/2020	40,921.70		367,279.77
3/12/2021	304101282	68	Belmont Village	4,561,466.13	4,551,690.29	1,509,473.14	12/07/2020	5,476.87		35,443.47
3/12/2021	304101264	8	Centralia Outlets	29,318,819.43	29,263,738.52	9,991,705.24	12/07/2020	33,844.12		145,046.24
2/12/2021	303190005	5	Highland Square	37,522,372.76	37,473,446.32	11,942,710.84	10/06/2020	45,306.17		326,358.07
2/12/2021	304101282	68	Belmont Village	4,569,423.19	4,561,466.13	1,509,473.14	12/07/2020	4,913.98		29,966.60
2/12/2021	304101264	8	Centralia Outlets	29,363,081.65	29,318,819.43	9,991,705.24	12/07/2020	37,470.28		111,202.12
1/12/2021	303190005	5	Highland Square	37,571,113.24	37,522,372.76	11,942,710.84	10/06/2020	45,306.17		281,051.90
1/12/2021	304101282	68	Belmont Village	4,577,348.17	4,569,423.19	1,509,473.14	12/07/2020	6,063.68		25,052.62
1/12/2021	304101264	8	Centralia Outlets	29,407,178.31	29,363,081.65	9,991,705.24	12/07/2020	37,470.28		73,731.84
12/11/2020	300571213	40	Midtown Center	8,700,000.00	-	-	08/06/2020	(25,840.21	)	-


Reports Available at sf.citidirect.com	v. 21.09.28	Page 20 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL APPRAISAL REDUCTION DETAIL

June 12, 2025


Distribution				Beginning	Ending	Appraisal	Appraisal	Most Recent	Cumulative
Date	Loan ID	OMCR	Property Name	Scheduled Balance Scheduled Balance Reduction Amount Reduction Date				ASER Amount	ASER Amount

12/11/2020	303190005	5	Highland Square	37,624,281.28	37,571,113.24	11,942,710.84	10/06/2020	43,844.68	235,745.73
12/11/2020	304101282	68	Belmont Village	4,585,837.50	4,577,348.17	1,509,473.14	12/07/2020	4,785.83	18,988.94
12/11/2020	304101264	8	Centralia Outlets	29,454,663.98	29,407,178.31	9,991,705.24	12/07/2020	36,261.56	36,261.56
11/13/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	-	08/06/2020	-	25,840.21
11/13/2020	303190005	5	Highland Square	37,672,634.44	37,624,281.28	11,942,710.84	10/06/2020	45,306.17	191,901.05
11/13/2020	304101282	68	Belmont Village	4,593,696.32	4,585,837.50	1,191,370.33	08/06/2020	4,785.83	14,203.11
10/13/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	-	08/06/2020	-	25,840.21
10/13/2020	303190005	5	Highland Square	37,725,429.03	37,672,634.44	11,942,710.84	10/06/2020	43,844.68	146,594.88
10/13/2020	304101282	68	Belmont Village	4,602,121.87	4,593,696.32	1,191,370.33	08/06/2020	4,631.45	9,417.28
9/14/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	-	08/06/2020	-	25,840.21
9/14/2020	303190005	5	Highland Square	37,773,397.77	37,725,429.03	3,441,122.90	02/06/2020	13,054.33	102,750.20
9/14/2020	304101282	68	Belmont Village	4,609,915.05	4,602,121.87	1,191,370.33	08/06/2020	4,785.83	4,785.83
8/12/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	-	08/06/2020	-	25,840.21
8/12/2020	303190005	5	Highland Square	37,821,184.19	37,773,397.77	3,441,122.90	02/06/2020	13,054.33	89,695.87
8/12/2020	304101282	68	Belmont Village	4,617,676.82	4,609,915.05	1,191,370.33	08/06/2020	-	-
7/10/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	2,175,000.00	04/06/2020	8,518.75	25,840.21
7/10/2020	303190005	5	Highland Square	37,873,432.34	37,821,184.19	3,441,122.90	02/06/2020	12,633.22	76,641.54
6/12/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	2,175,000.00	04/06/2020	8,802.71	17,321.46
6/12/2020	303190005	5	Highland Square	37,920,838.57	37,873,432.34	3,441,122.90	02/06/2020	13,054.33	64,008.32
5/12/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	2,175,000.00	04/06/2020	8,518.75	8,518.75
5/12/2020	303190005	5	Highland Square	37,972,720.14	37,920,838.57	3,441,122.90	02/06/2020	12,633.22	50,953.99
4/10/2020	304101285	29	Avalon Square Apartments	8,987,700.78	8,964,464.91	2,246,925.20	04/06/2020	-	-
4/10/2020	300571213	40	Midtown Center	8,700,000.00	8,700,000.00	2,175,000.00	04/06/2020	-	-
4/10/2020	303190005	5	Highland Square	38,019,749.01	37,972,720.14	3,441,122.90	02/06/2020	13,054.33	38,320.77
3/12/2020	303190005	5	Highland Square	38,075,935.49	38,019,749.01	3,441,122.90	02/06/2020	12,212.11	25,266.44
2/12/2020	303190005	5	Highland Square	38,122,572.07	38,075,935.49	3,441,122.90	02/06/2020	13,054.33	13,054.33


Reports Available at sf.citidirect.com	v. 21.09.28	Page 21 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

LOAN MODIFICATION DETAIL

June 12, 2025


			Modification	Modification
Loan ID	OMCR	Property Name	Date	Code (4)

304101319	2	393-401 Fifth Avenue	06/06/2025	1


Reports Available at sf.citidirect.com	v. 21.09.28	Page 22 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL LOAN MODIFICATION DETAIL

June 12, 2025


Distribution				Modification	Modification
Date	Loan ID	OMCR	Property Name	Date	Code (4)

06/12/2025	304101319	2	393-401 Fifth Avenue	06/06/2025	1
01/13/2025	303190003	3	Northeastern Hotel Portfolio		8
11/13/2024	303190003	3	Northeastern Hotel Portfolio		8
10/11/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
09/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
08/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
07/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
06/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
05/10/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
04/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
03/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
02/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
01/12/2024	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
12/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
11/10/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
10/13/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
09/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
08/11/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
07/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
06/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
05/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
04/13/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
03/10/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
02/10/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
01/12/2023	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
12/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
11/14/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
10/13/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
09/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
08/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
07/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
06/10/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
05/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8


Reports Available at sf.citidirect.com	v. 21.09.28	Page 23 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL LOAN MODIFICATION DETAIL

June 12, 2025


Distribution				Modification	Modification
Date	Loan ID	OMCR	Property Name	Date	Code (4)

04/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
03/11/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
02/11/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
01/12/2022	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
12/10/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
11/15/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
10/13/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
09/13/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
08/12/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
07/12/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
06/11/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8
05/12/2021	303190003	3	Northeastern Hotel Portfolio	02/06/2021	8


Reports Available at sf.citidirect.com	v. 21.09.28	Page 24 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

SPECIALLY SERVICED LOAN DETAIL

June 12, 2025


			Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
		Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

300571211	53	7	3,500.00		6,985,229.29	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
300571237	50	11	3,500.00		6,955,758.58	7,025,170.82	52,500,000.00	04/03/2025	02/14/2025
304101319	2	13	(244,756.96	)	94,847,203.24	95,000,000.00	54,000,000.00	03/01/2025	04/30/2024
Total	Count = 3		(237,756.96	)	108,788,191.11	109,078,147.30	115,700,000.00


Reports Available at sf.citidirect.com	v. 21.09.28	Page 25 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

05/12/2022	300571208	45	8	3,500.00		7,284,435.54	7,284,435.54	13,800,000.00	08/22/2014	07/12/2018	04/06/2022
04/12/2022	300571208	45	9	3,500.00		7,298,015.27	7,298,015.27	13,800,000.00	08/22/2014	07/12/2018
03/11/2022	300571208	45	9	3,500.00		7,310,463.76	7,310,463.76	13,800,000.00	08/22/2014	07/12/2018
02/11/2022	300571208	45	9	3,500.00		7,326,076.67	7,338,397.67	13,800,000.00	08/22/2014	07/12/2018
01/12/2022	300571208	45	98	(135,822.58	)	7,338,397.67	7,350,662.69	13,800,000.00	08/22/2014	07/12/2018
12/10/2021	300571208	45	13	3,500.00		7,350,662.69	7,363,951.20	13,800,000.00	08/22/2014	07/12/2018
11/15/2021	300571208	45	13	3,500.00		7,363,951.20	7,363,951.20	13,800,000.00	08/22/2014	07/12/2018
10/13/2021	300571208	45	13	3,500.00		7,376,100.13	7,389,276.79	13,800,000.00	08/22/2014	07/12/2018
09/13/2021	300571208	45	13	3,500.00		7,389,276.79	7,401,310.66	13,800,000.00	08/22/2014	07/12/2018
08/12/2021	300571208	45	13	3,500.00		7,401,310.66	7,413,289.86	13,800,000.00	08/22/2014	07/12/2018
07/12/2021	300571208	45	13	3,500.00		7,413,289.86	7,426,302.99	13,800,000.00	08/22/2014	07/12/2018
06/11/2021	300571208	45	13	3,500.00		7,426,302.99	7,438,168.64	13,800,000.00	08/22/2014	07/12/2018
05/12/2021	300571208	45	13	3,500.00		7,438,168.64	7,451,072.37	13,800,000.00	08/22/2014	07/12/2018
04/12/2021	300571208	45	13	3,500.00		7,451,072.37	7,462,825.49	13,800,000.00	08/22/2014	07/12/2018
03/12/2021	300571208	45	13	3,500.00		7,462,825.49	7,477,812.91	13,800,000.00	08/22/2014	07/12/2018
02/12/2021	300571208	45	13	3,500.00		7,477,812.91	7,489,444.55	13,800,000.00	08/22/2014	07/12/2018
01/12/2021	300571208	45	13	3,500.00		7,489,444.55	7,513,650.68	13,800,000.00	08/22/2014	07/12/2018
12/11/2020	300571208	45	13	3,500.00		7,501,023.34	7,513,650.68	13,800,000.00	08/22/2014	07/12/2018
11/13/2020	300571208	45	13	3,500.00		7,513,650.68	7,572,675.58	13,800,000.00	08/22/2014	07/12/2018
10/13/2020	300571208	45	13	3,500.00		7,525,119.50	7,572,675.58	13,800,000.00	08/22/2014	07/12/2018
09/14/2020	300571208	45	13	3,500.00		7,537,640.88	7,572,675.58	13,800,000.00	08/22/2014	07/12/2018
08/12/2020	300571208	45	13	3,500.00		7,549,000.71	7,583,876.24	13,800,000.00	08/22/2014	07/12/2018
07/10/2020	300571208	45	13	3,500.00		7,560,308.93	7,607,233.31	13,800,000.00	08/22/2014	07/12/2018
06/12/2020	300571208	45	13	3,500.00		7,572,675.58	7,607,233.31	13,800,000.00	08/22/2014	07/12/2018
05/12/2020	300571208	45	13	3,500.00		7,583,876.24	7,607,233.31	13,800,000.00	08/22/2014	07/12/2018
04/10/2020	300571208	45	13	3,500.00		7,596,139.25	7,607,233.31	13,800,000.00	08/22/2014	07/12/2018
03/12/2020	300571208	45	13	3,500.00		7,607,233.31	7,607,233.31	13,800,000.00	08/22/2014	07/12/2018
02/12/2020	300571208	45	13	3,500.00		7,620,510.59	7,631,493.93	13,800,000.00	08/22/2014	07/12/2018
01/10/2020	300571208	45	13	3,500.00		7,631,493.93	7,642,427.37	13,800,000.00	08/22/2014	07/12/2018
12/12/2019	300571208	45	13	3,500.00		7,642,427.37	7,654,432.92	13,800,000.00	08/22/2014	07/12/2018
11/13/2019	300571208	45	13	3,500.00		7,654,432.92	7,654,432.92	13,800,000.00	08/22/2014	07/12/2018
10/11/2019	300571208	45	13	3,500.00		7,665,262.15	7,665,262.15	13,800,000.00	08/22/2014	07/12/2018


Reports Available at sf.citidirect.com	v. 21.09.28	Page 26 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing	Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount	Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments	Balance	Balance	Value	Date	Transfer Date	Return Date

09/12/2019	300571208	45	13	3,500.00	7,677,167.29	7,677,167.29	13,800,000.00	08/22/2014	07/12/2018
08/12/2019	300571208	45	13	3,500.00	7,687,893.23	7,687,893.23	13,800,000.00	08/22/2014	07/12/2018
07/12/2019	300571208	45	13	3,500.00	7,698,570.44	7,698,570.44	13,800,000.00	08/22/2014	07/12/2018
06/12/2019	300571208	45	13	3,500.00	7,710,329.12	7,710,329.12	13,800,000.00	08/22/2014	07/12/2018
05/10/2019	300571208	45	13	3,500.00	7,720,904.40	7,720,904.40	13,800,000.00	08/22/2014	07/12/2018
04/12/2019	300571208	45	13	3,500.00	7,732,564.87	7,732,564.87	13,800,000.00	08/22/2014	07/12/2018
03/12/2019	300571208	45	13	3,500.00	7,743,039.13	7,743,039.13	13,800,000.00	08/22/2014	07/12/2018
02/12/2019	300571208	45	13	3,500.00	7,756,876.19	7,767,240.00	13,800,000.00	08/22/2014	07/12/2018
01/11/2019	300571208	45	13	3,500.00	7,767,240.00	7,777,556.73	13,800,000.00	08/22/2014	07/12/2018
12/12/2018	300571208	45	13	3,500.00	7,777,556.73	7,788,968.08	13,800,000.00	08/22/2014	07/12/2018
11/13/2018	300571208	45	13	3,500.00	7,788,968.08	7,810,502.33	13,800,000.00	08/22/2014	07/12/2018
10/15/2018	300571208	45	13	3,500.00	7,799,186.09	7,810,502.33	13,800,000.00	08/22/2014	07/12/2018
09/12/2018	300571208	45	13	3,500.00	7,810,502.33	7,810,502.33	13,800,000.00	08/22/2014	07/12/2018
08/10/2018	300571208	45	13	2,822.58	7,820,622.51	7,830,696.71	13,800,000.00	08/22/2014	07/12/2018
06/12/2025	300571211	53	7	3,500.00	6,985,229.29	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
05/12/2025	300571211	53	7	3,500.00	6,985,229.29	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
04/11/2025	300571211	53	2	3,500.00	6,985,229.29	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
03/12/2025	300571211	53	2	3,500.00	6,997,279.88	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
02/12/2025	300571211	53	2	3,500.00	7,011,834.90	7,052,976.48	9,200,000.00	01/23/2025	04/03/2023
01/13/2025	300571211	53	2	3,500.00	7,023,785.52	7,052,976.48	9,400,000.00	04/10/2024	04/03/2023
12/12/2024	300571211	53	2	3,500.00	7,035,691.24	7,052,976.48	9,400,000.00	04/10/2024	04/03/2023
11/13/2024	300571211	53	2	3,500.00	7,048,406.56	7,064,798.09	9,400,000.00	04/10/2024	04/03/2023
10/11/2024	300571211	53	2	3,500.00	7,060,219.76	7,094,116.96	9,400,000.00	04/10/2024	04/03/2023
09/12/2024	300571211	53	2	3,500.00	7,070,650.71	7,094,116.96	9,400,000.00	04/10/2024	04/03/2023
08/12/2024	300571211	53	2	3,500.00	7,082,405.92	7,106,645.38	9,400,000.00	04/10/2024	04/03/2023
07/12/2024	300571211	53	2	3,500.00	7,094,116.96	7,106,645.38	9,400,000.00	04/10/2024	04/03/2023
06/12/2024	300571211	53	2	3,500.00	7,106,645.38	7,118,265.34	9,400,000.00	04/10/2024	04/03/2023
05/10/2024	300571211	53	2	3,500.00	7,118,265.34	7,118,265.34	11,150,000.00	10/29/2014	04/03/2023
04/12/2024	300571211	53	2	3,500.00	7,130,705.94	7,142,235.49	11,150,000.00	10/29/2014	04/03/2023
03/12/2024	300571211	53	2	3,500.00	7,142,235.49	7,155,456.33	11,150,000.00	10/29/2014	04/03/2023
02/12/2024	300571211	53	2	3,500.00	7,155,456.33	7,166,892.88	11,150,000.00	10/29/2014	04/03/2023
01/12/2024	300571211	53	13	3,500.00	7,166,892.88	7,166,892.88	11,150,000.00	10/29/2014	04/03/2023


Reports Available at sf.citidirect.com	v. 21.09.28	Page 27 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

12/12/2023	300571211	53	13	3,500.00		7,178,286.46	7,178,286.46	11,150,000.00	10/29/2014	04/03/2023
11/10/2023	300571211	53	13	3,500.00		7,190,508.78	7,201,813.62	11,150,000.00	10/29/2014	04/03/2023
10/13/2023	300571211	53	13	3,500.00		7,201,813.62	7,213,950.38	11,150,000.00	10/29/2014	04/03/2023
09/12/2023	300571211	53	13	3,500.00		7,213,950.38	7,225,167.14	11,150,000.00	10/29/2014	04/03/2023
08/11/2023	300571211	53	13	3,500.00		7,225,167.14	7,248,352.94	11,150,000.00	10/29/2014	04/03/2023
07/12/2023	300571211	53	13	3,500.00		7,236,341.75	7,259,440.43	11,150,000.00	10/29/2014	04/03/2023
06/12/2023	300571211	53	13	3,500.00		7,248,352.94	7,271,367.62	11,150,000.00	10/29/2014	04/03/2023
05/12/2023	300571211	53	13	3,500.00		7,259,440.43	7,282,368.63	11,150,000.00	10/29/2014	04/03/2023
04/13/2023	300571211	53	13	338.71		7,271,367.62	7,282,368.63	11,150,000.00	10/29/2014	04/03/2023
12/11/2020	300571213	40	11	(31,009.19	)	-	-	20,000,000.00	03/06/2020	02/12/2020
11/13/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	20,000,000.00	03/06/2020	02/12/2020
10/13/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	20,000,000.00	03/06/2020	02/12/2020
09/14/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	20,000,000.00	03/06/2020	02/12/2020
08/12/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	20,000,000.00	03/06/2020	02/12/2020
07/10/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	13,300,000.00	09/11/2014	02/12/2020
06/12/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	13,300,000.00	09/11/2014	02/12/2020
05/12/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	13,300,000.00	09/11/2014	02/12/2020
04/10/2020	300571213	40	13	3,500.00		8,700,000.00	8,700,000.00	13,300,000.00	09/11/2014	02/12/2020
03/12/2020	300571213	40	13	2,775.86		8,700,000.00	8,700,000.00	13,300,000.00	09/11/2014	02/12/2020
10/13/2020	300571218	89	8	-		2,860,775.18	2,860,775.18	-		06/15/2020	09/24/2020
09/14/2020	300571218	89	9	-		2,871,731.20	2,882,207.74	5,800,000.00	10/27/2014	06/15/2020
08/12/2020	300571218	89	9	1,693.55		2,882,207.74	2,924,497.39	5,800,000.00	10/27/2014	06/15/2020
07/10/2020	300571218	89	13	2,450.00		2,892,635.79	2,934,729.71	5,800,000.00	10/27/2014	06/15/2020
06/12/2025	300571237	50	11	3,500.00		6,955,758.58	7,025,170.82	52,500,000.00	04/03/2025	02/14/2025
05/12/2025	300571237	50	11	3,500.00		6,969,020.63	7,025,170.82	52,500,000.00	04/03/2025	02/14/2025
04/11/2025	300571237	50	11	3,500.00		6,983,140.86	7,025,170.82	95,700,000.00	10/17/2014	02/14/2025
03/12/2025	300571237	50	13	3,500.00		6,996,292.07	7,025,170.82	95,700,000.00	10/17/2014	02/14/2025
05/12/2022	303190003	3	8	(118,450.15	)	50,005,646.99	50,108,297.98	71,800,000.00	03/14/2022	06/01/2020	04/19/2022
04/12/2022	303190003	3	9	10,807.83		50,108,297.98	50,204,114.52	71,800,000.00	03/14/2022	06/01/2020
03/11/2022	303190003	3	9	9,784.23		50,204,114.52	50,318,910.16	69,100,000.00	06/11/2021	06/01/2020
02/11/2022	303190003	3	1	10,852.99		50,318,910.16	50,413,889.37	69,100,000.00	06/11/2021	06/01/2020
01/12/2022	303190003	3	1	10,873.36		50,413,889.37	50,413,889.37	69,100,000.00	06/11/2021	06/01/2020


Reports Available at sf.citidirect.com	v. 21.09.28	Page 28 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

12/10/2021	303190003	3	1	10,543.58		50,508,490.97	50,609,207.03	69,100,000.00	06/11/2021	06/01/2020
11/15/2021	303190003	3	1	10,915.24		50,609,207.03	50,703,032.10	69,100,000.00	06/11/2021	06/01/2020
10/13/2021	303190003	3	1	10,583.96		50,703,032.10	50,802,999.58	69,100,000.00	06/11/2021	06/01/2020
09/13/2021	303190003	3	1	10,956.79		50,802,999.58	50,896,054.18	69,100,000.00	06/11/2021	06/01/2020
08/12/2021	303190003	3	1	(89,134.96	)	50,896,054.18	50,988,738.83	69,100,000.00	06/11/2021	06/01/2020
07/12/2021	303190003	3	1	10,643.25		50,988,738.83	51,087,606.92	69,100,000.00	06/11/2021	06/01/2020
06/11/2021	303190003	3	1	11,017.82		51,087,606.92	51,179,530.01	90,250,000.00	09/18/2014	06/01/2020
05/12/2021	303190003	3	1	10,682.85		51,179,530.01	51,479,442.98	90,250,000.00	09/18/2014	06/01/2020
04/12/2021	303190003	3	1	11,058.57		51,277,663.94	51,479,442.98	90,250,000.00	09/18/2014	06/01/2020
03/12/2021	303190003	3	1	10,009.89		51,368,831.41	51,569,808.24	90,250,000.00	09/18/2014	06/01/2020
02/12/2021	303190003	3	1	11,101.83		51,479,442.98	51,659,814.23	90,250,000.00	09/18/2014	06/01/2020
01/12/2021	303190003	3	1	11,121.21		51,569,808.24	51,756,100.05	90,250,000.00	09/18/2014	06/01/2020
12/11/2020	303190003	3	1	10,782.52		51,659,814.23	51,845,365.40	90,250,000.00	09/18/2014	06/01/2020
11/13/2020	303190003	3	1	11,161.16		51,756,100.05	51,940,937.22	90,250,000.00	09/18/2014	06/01/2020
10/13/2020	303190003	3	13	10,821.03		51,845,365.40	52,029,467.71	90,250,000.00	09/18/2014	06/01/2020
09/14/2020	303190003	3	13	11,200.79		51,940,937.22	52,029,467.71	90,250,000.00	09/18/2014	06/01/2020
08/12/2020	303190003	3	13	11,219.77		52,029,467.71	52,299,622.46	90,250,000.00	09/18/2014	06/01/2020
07/10/2020	303190003	3	13	10,877.54		52,117,646.22	52,299,622.46	90,250,000.00	09/18/2014	06/01/2020
06/12/2020	303190003	3	13	1,815.96		52,212,170.32	52,299,622.46	90,250,000.00	09/18/2014	06/01/2020
05/12/2022	303190005	5	8	(326,108.40	)	-	-	21,100,000.00	10/27/2021	11/08/2018
04/12/2022	303190005	5	7	7,916.48		36,721,523.88	38,075,935.50	21,100,000.00	10/27/2021	11/08/2018
03/11/2022	303190005	5	7	7,163.03		36,773,308.11	38,075,935.50	21,100,000.00	10/27/2021	11/08/2018
02/11/2022	303190005	5	7	7,941.55		36,838,444.90	38,075,935.50	21,100,000.00	10/27/2021	11/08/2018
01/12/2022	303190005	5	7	7,952.56		36,889,784.76	38,075,935.50	21,100,000.00	10/27/2021	11/08/2018
12/10/2021	303190005	5	7	7,707.59		36,940,929.49	38,075,935.50	22,000,000.00	03/24/2021	11/08/2018
11/15/2021	303190005	5	7	7,975.43		36,996,415.66	38,075,935.50	22,000,000.00	03/24/2021	11/08/2018
10/13/2021	303190005	5	7	7,729.64		37,047,155.12	38,122,572.08	22,000,000.00	03/24/2021	11/08/2018
09/13/2021	303190005	5	7	7,998.13		37,102,250.54	38,122,572.08	22,000,000.00	03/24/2021	11/08/2018
08/12/2021	303190005	5	7	8,008.92		37,152,587.76	38,122,572.08	22,000,000.00	03/24/2021	11/08/2018
07/12/2021	303190005	5	7	7,761.93		37,202,733.67	38,122,572.08	22,000,000.00	03/24/2021	11/08/2018
06/11/2021	303190005	5	7	8,031.37		37,257,256.79	38,122,572.08	22,000,000.00	03/24/2021	11/08/2018
05/12/2021	303190005	5	7	7,783.57		37,307,004.89	38,122,572.08	30,200,000.00	06/19/2020	11/08/2018


Reports Available at sf.citidirect.com	v. 21.09.28	Page 29 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing	Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount	Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments	Balance	Balance	Value	Date	Transfer Date	Return Date

04/12/2021	303190005	5	7	8,053.65	37,361,144.45	38,122,572.08	30,200,000.00	06/19/2020	11/08/2018
03/12/2021	303190005	5	7	7,286.50	37,410,497.71	38,122,572.08	30,200,000.00	06/19/2020	11/08/2018
02/12/2021	303190005	5	7	8,077.73	37,473,446.32	38,122,572.08	30,200,000.00	06/19/2020	11/08/2018
01/12/2021	303190005	5	7	8,088.23	37,522,372.76	38,122,572.08	30,200,000.00	06/19/2020	11/08/2018
12/11/2020	303190005	5	7	7,838.39	37,571,113.24	38,220,000.00	30,200,000.00	06/19/2020	11/08/2018
11/13/2020	303190005	5	7	8,110.08	37,624,281.28	38,220,000.00	30,200,000.00	06/19/2020	11/08/2018
10/13/2020	303190005	5	7	7,859.46	37,672,634.44	38,220,000.00	30,200,000.00	06/19/2020	11/08/2018
09/14/2020	303190005	5	7	8,131.77	37,725,429.03	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
08/12/2020	303190005	5	7	8,142.06	37,773,397.77	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
07/10/2020	303190005	5	7	7,890.30	37,821,184.19	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
06/12/2020	303190005	5	7	8,163.51	37,873,432.34	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
05/12/2020	303190005	5	7	7,910.98	37,920,838.57	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
04/10/2020	303190005	5	7	8,184.81	37,972,720.14	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
03/12/2020	303190005	5	7	7,668.07	38,019,749.01	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
02/12/2020	303190005	5	7	8,206.94	38,075,935.49	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
01/10/2020	303190005	5	7	8,216.94	38,122,572.07	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
12/12/2019	303190005	5	7	7,962.50	38,169,031.40	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
11/13/2019	303190005	5	2	8,227.92	38,220,000.00	38,220,000.00	39,000,000.00	07/25/2019	11/08/2018
10/11/2019	303190005	5	2	7,962.50	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
09/12/2019	303190005	5	2	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
08/12/2019	303190005	5	2	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
07/12/2019	303190005	5	2	7,962.50	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
06/12/2019	303190005	5	2	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
05/10/2019	303190005	5	2	7,962.50	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
04/12/2019	303190005	5	13	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
03/12/2019	303190005	5	13	7,431.67	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
02/12/2019	303190005	5	13	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
01/11/2019	303190005	5	13	8,227.92	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
12/12/2018	303190005	5	13	7,431.67	38,220,000.00	38,220,000.00	51,000,000.00	10/13/2014	11/08/2018
03/10/2023	303190007	7	8	-	26,953,530.64	26,953,530.64	45,000,000.00	10/14/2014	06/01/2020	06/29/2020
02/10/2023	303190007	7	9	-	27,021,652.71	27,021,652.71	45,000,000.00	10/14/2014	06/01/2020	06/29/2020
07/10/2020	303190007	7	8	2,002.83	28,785,388.92	28,785,388.92	45,000,000.00	10/14/2014	06/01/2020	06/29/2020


Reports Available at sf.citidirect.com	v. 21.09.28	Page 30 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS

June 12, 2025


				Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

06/12/2020	303190007	7	13	1,003.21		28,840,718.53	28,892,462.42	45,000,000.00	10/14/2014	06/01/2020
09/12/2018	303190062	62	8	(24,834.92	)	5,762,945.05	5,762,945.05	7,775,000.00	07/17/2014		08/29/2018
08/10/2018	303190062	62	1	1,243.63		5,769,918.70	5,776,864.18	7,775,000.00	07/17/2014	11/02/2016
07/12/2018	303190062	62	1	1,205.11		5,776,864.18	5,784,535.36	7,775,000.00	07/17/2014	11/02/2016
10/13/2017	303190062	62	13	1,218.75		5,842,585.77	5,842,585.77	7,775,000.00	07/17/2014	11/02/2016
01/12/2023	304101264	8	6	(177,285.70	)	-	-	21,400,000.00	03/15/2022	07/08/2020
12/12/2022	304101264	8	13	5,896.32		28,250,655.83	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
11/14/2022	304101264	8	13	6,103.21		28,302,328.32	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
10/13/2022	304101264	8	13	5,917.02		28,350,392.63	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
09/12/2022	304101264	8	13	6,124.52		28,401,704.05	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
08/12/2022	304101264	8	13	6,134.75		28,449,396.65	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
07/12/2022	304101264	8	13	5,947.44		28,496,910.86	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
06/10/2022	304101264	8	13	6,155.83		28,547,691.86	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
05/12/2022	304101264	8	13	5,967.76		28,594,838.41	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
04/12/2022	304101264	8	13	6,176.76		28,645,264.89	29,263,738.52	21,400,000.00	03/15/2022	07/08/2020
03/11/2022	304101264	8	13	5,590.09		28,692,046.48	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
02/11/2022	304101264	8	13	6,199.02		28,749,059.50	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
01/12/2022	304101264	8	13	6,208.97		28,795,452.85	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
12/10/2021	304101264	8	13	6,019.00		28,841,672.67	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
11/15/2021	304101264	8	13	6,229.51		28,891,205.57	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
10/13/2021	304101264	8	13	6,038.80		28,937,067.24	29,263,738.52	20,300,000.00	07/08/2021	07/08/2020
09/13/2021	304101264	8	13	6,249.89		28,986,254.79	29,721,825.45	20,300,000.00	07/08/2021	07/08/2020
08/12/2021	304101264	8	13	6,259.65		29,031,760.94	29,721,825.45	20,300,000.00	07/08/2021	07/08/2020
07/12/2021	304101264	8	13	6,067.87		29,077,096.88	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
06/11/2021	304101264	8	13	6,279.82		29,125,777.50	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
05/12/2021	304101264	8	13	6,087.31		29,170,761.78	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
04/12/2021	304101264	8	13	6,299.83		29,219,103.32	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
03/12/2021	304101264	8	13	5,700.88		29,263,738.52	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
02/12/2021	304101264	8	13	6,321.22		29,318,819.43	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
01/12/2021	304101264	8	13	6,330.71		29,363,081.65	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
12/11/2020	304101264	8	13	6,136.39		29,407,178.31	29,721,825.45	21,600,000.00	09/16/2020	07/08/2020
11/13/2020	304101264	8	13	6,350.35		29,454,663.98	29,721,825.45	47,000,000.00	07/28/2014	07/08/2020


Reports Available at sf.citidirect.com	v. 21.09.28	Page 31 of 42	© Copyright 2025 Citigroup

Citigroup Commercial Mortgage Trust 2015-GC27

Commercial Mortgage Pass-Through Certificates, Series 2015-GC27

HISTORICAL SPECIALLY SERVICED LOANS


	June 12, 2025




Most Recent	Most Recent
Servicer	Master Servicer


				Special Servicing		Ending	Ending	Most	Most Recent
Distribution			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

10/13/2020	304101264	8	13	6,155.33		29,498,418.09	29,721,825.45	47,000,000.00	07/28/2014	07/08/2020
09/14/2020	304101264	8	13	6,369.85		29,545,573.45	29,721,825.45	47,000,000.00	07/28/2014	07/08/2020
08/12/2020	304101264	8	13	5,967.60		29,588,987.52	29,768,172.04	47,000,000.00	07/28/2014	07/08/2020
06/11/2021	304101282	68	7	(68,833.33	)	-	-	3,225,000.00	11/01/2020	09/16/2019
05/12/2021	304101282	68	7	3,500.00		4,535,006.94	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
04/12/2021	304101282	68	7	3,500.00		4,543,661.46	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
03/12/2021	304101282	68	7	3,500.00		4,551,690.29	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
02/12/2021	304101282	68	7	3,500.00		4,561,466.13	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
01/12/2021	304101282	68	7	3,500.00		4,569,423.19	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
12/11/2020	304101282	68	7	3,500.00		4,577,348.17	4,633,705.72	3,225,000.00	11/01/2020	09/16/2019
11/13/2020	304101282	68	7	3,500.00		4,585,837.50	4,633,705.72	3,450,000.00	03/24/2020	09/16/2019
10/13/2020	304101282	68	7	3,500.00		4,593,696.32	4,633,705.72	3,450,000.00	03/24/2020	09/16/2019
09/14/2020	304101282	68	7	3,500.00		4,602,121.87	4,633,705.72	3,450,000.00	03/24/2020	09/16/2019
08/12/2020	304101282	68	2	3,500.00		4,609,915.05	4,633,705.72	3,450,000.00	03/24/2020	09/16/2019
07/10/2020	304101282	68	2	3,500.00		4,617,676.82	4,641,975.18	6,800,000.00	10/05/2014	09/16/2019
06/12/2020	304101282	68	2	3,500.00		4,626,008.82	4,641,975.18	6,800,000.00	10/05/2014	09/16/2019
05/12/2020	304101282	68	2	3,500.00		4,633,705.71	4,649,607.71	6,800,000.00	10/05/2014	09/16/2019
04/10/2020	304101282	68	2	3,500.00		4,641,975.17	4,658,420.94	6,800,000.00	10/05/2014	09/16/2019
03/12/2020	304101282	68	2	3,500.00		4,649,607.70	4,673,522.92	6,800,000.00	10/05/2014	09/16/2019
02/12/2020	304101282	68	2	3,500.00		4,658,420.93	4,673,522.92	6,800,000.00	10/05/2014	09/16/2019
01/10/2020	304101282	68	2	3,500.00		4,665,987.17	4,681,637.04	6,800,000.00	10/05/2014	09/16/2019
12/12/2019	304101282	68	2	3,500.00		4,673,522.91	4,689,109.70	6,800,000.00	10/05/2014	09/16/2019
11/13/2019	304101282	68	2	3,500.00		4,681,637.03	4,689,109.70	6,800,000.00	10/05/2014	09/16/2019
10/11/2019	304101282	68	2	2,333.33		4,689,109.69	4,704,573.09	6,800,000.00	10/05/2014	09/16/2019
05/12/2020	304101285	29	8	(6,275.86	)	-	-	13,800,000.00	09/18/2014	02/12/2020
04/10/2020	304101285	29	11	3,500.00		8,964,464.91	8,987,700.78	13,800,000.00	09/18/2014	02/12/2020
03/12/2020	304101285	29	11	2,775.86		8,987,700.78	9,012,957.91	13,800,000.00	09/18/2014	02/12/2020
06/12/2025	304101319	2	13	(244,756.96	)	94,847,203.24	95,000,000.00	54,000,000.00	03/01/2025	04/30/2024
05/12/2025	304101319	2	13	19,791.67		95,000,000.00	95,000,000.00	54,000,000.00	03/01/2025	04/30/2024
04/11/2025	304101319	2	13	20,451.39		95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
03/12/2025	304101319	2	13	18,472.22		95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
02/12/2025	304101319	2	13	20,451.39		95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024


Reports Available at sf.citidirect.com	v. 21.09.28	Page 32 of 42	© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27										June 12, 2025

HISTORICAL SPECIALLY SERVICED LOANS


				Special Servicing	Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution			Workout	Fee Amount	Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR	Strategy (3)	Plus Adjustments	Balance	Balance	Value	Date	Transfer Date	Return Date

01/13/2025	304101319	2	13	20,451.39	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
12/12/2024	304101319	2	13	19,791.67	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
11/13/2024	304101319	2	13	20,451.39	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
10/11/2024	304101319	2	13	19,791.67	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
09/12/2024	304101319	2	13	20,451.39	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
08/12/2024	304101319	2	13	20,451.39	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
07/12/2024	304101319	2	13	19,791.67	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
06/12/2024	304101319	2	13	20,451.39	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024
05/10/2024	304101319	2	13	3,958.33	95,000,000.00	95,000,000.00	165,000,000.00	11/01/2014	04/30/2024




Reports Available at sf.citidirect.com			v. 21.09.28		Page 33 of 42				© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27								June 12, 2025
UNSCHEDULED PRINCIPAL DETAIL


		Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)
304101319	2		0	152,796.76	-	-	-	-
303190095	95	06/05/2025	1	3,206.43	-	-	-	-
Total	Count = 2			156,003.19	-	-	-	-




Reports Available at sf.citidirect.com	v. 21.09.28			Page 34 of 42			© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27									June 12, 2025

HISTORICAL UNSCHEDULED PRINCIPAL DETAIL


Distribution			Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Date	Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)

6/12/2025	304101319	2		0	152,796.76	-	-	-	-
6/12/2025	303190095	95	06/05/2025	1	3,206.43	-	-	-	-
5/12/2025	303190095	95	05/05/2025	1	3,206.43	-	-	-	-
4/11/2025	303190095	95	04/05/2025	1	3,201.43	-	-	-	-
4/11/2025	304101325	97	03/11/2025	5	1,436,168.44	-	-	-	-
3/12/2025	300571215	74	02/19/2025	5	3,567,226.95	-	-	-	-
3/12/2025	303190093	93	02/24/2025	2	2,269,021.36	-	-	-	-
3/12/2025	303190095	95	03/05/2025	1	3,201.42	-	-	-	-
2/12/2025	303190028	28	02/06/2025	5	8,965,016.46	-	-	-	-
2/12/2025	303190043	43	02/06/2025	5	7,683,189.05	-	-	-	-
2/12/2025	304101320	76	01/15/2025	5	3,430,242.12	-	-	-	-
2/12/2025	303190093	93	02/06/2025	1	7,103.88	-	-	-	-
2/12/2025	303190095	95	02/05/2025	1	3,326.42	-	-	-	-
1/13/2025	304101328	100	01/06/2025	5	1,025,917.82	-	-	-	-
1/13/2025	303190016	16	01/03/2025	5	14,392,544.77	-	-	-	-
1/13/2025	303190039	39	12/27/2024	5	7,583,613.28	-	-	-	-
1/13/2025	304101310	44	12/12/2024	5	7,134,903.10	-	-	-	-
1/13/2025	303190060	60	01/02/2025	2	4,825,803.27	-	-	-	-
1/13/2025	303190065	65	12/31/2024	5	4,365,846.04	-	-	-	-
1/13/2025	304101309	66	01/06/2025	5	4,696,585.39	-	-	-	-
1/13/2025	303190077	77	01/06/2025	5	3,852,104.74	-	-	-	-
1/13/2025	304101314	78	01/06/2025	5	3,285,601.95	-	-	-	-
1/13/2025	303190082	82	12/31/2024	5	2,932,306.21	-	-	-	-
1/13/2025	303190084	84	01/03/2025	5	3,368,454.48	-	-	-	-
1/13/2025	303190092	92	12/31/2024	5	2,450,230.16	-	-	-	-
1/13/2025	304101324	96	01/06/2025	5	1,795,173.58	-	-	-	-
1/13/2025	304101326	98	01/06/2025	5	1,527,637.33	-	-	-	-
12/12/2024	300571205	17	12/06/2024	5	16,091,139.94	-	-	-	-
12/12/2024	303190018	18	11/25/2024	2	13,648,039.09	-	-	-	-
12/12/2024	303190023	23	11/19/2024	2	13,000,000.00	-	-	-	-
12/12/2024	625100132	30	12/05/2024	5	8,339,445.43	-	-	-	-
12/12/2024	303190035	35	11/14/2024	5	9,327,500.00	-	-	-	-
12/12/2024	303190037	37	11/13/2024	5	7,231,950.23	-	-	-	-
Reports Available at sf.citidirect.com		v. 21.09.28			Page 35 of 42			© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27									June 12, 2025

HISTORICAL UNSCHEDULED PRINCIPAL DETAIL


Distribution			Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Date	Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)

12/12/2024	625100131	42	12/03/2024	5	7,788,744.97	-	-	-	-
12/12/2024	304101292	49	12/06/2024	2	6,571,658.32	-	-	-	-
12/12/2024	304101291	54	12/06/2024	5	6,084,454.43	-	-	-	-
12/12/2024	625100130	81	12/03/2024	5	3,494,141.00	-	-	-	-
12/12/2024	303190091	91	12/02/2024	2	2,535,319.52	-	-	-	-
11/13/2024	625100123	33	10/11/2024	5	8,702,247.37	-	-	-	-
11/13/2024	303190036	36	11/06/2024	5	7,419,052.12	-	-	-	-
11/13/2024	303190038	38	11/06/2024	5	7,562,258.62	-	-	-	-
11/13/2024	304102263	4	10/17/2024	5	50,000,000.00	-	-	-	-
11/13/2024	625100126	51	11/05/2024	5	6,404,799.66	-	-	-	-
11/13/2024	303190006	6	11/04/2024	2	25,852,747.75	-	-	-	-
11/13/2024	625100117	61	11/05/2024	5	5,399,576.14	-	-	-	-
11/13/2024	303190062	62	11/06/2024	5	5,125,636.43	-	-	-	-
11/13/2024	303190007	7	11/04/2024	2	25,706,413.50	-	-	-	-
11/13/2024	625100127	72	11/06/2024	5	3,650,723.11	-	-	-	-
11/13/2024	304101283	79	11/06/2024	5	3,285,650.69	-	-	-	-
11/13/2024	303190080	80	10/11/2024	5	3,268,793.78	-	-	-	-
11/13/2024	625100119	83	10/24/2024	5	3,336,153.02	-	-	-	-
11/13/2024	303190086	86	11/06/2024	5	3,074,416.70	-	-	-	-
11/13/2024	304101274	9	11/06/2024	5	29,000,000.00	-	-	-	-
11/13/2024	304101327	99	11/04/2024	2	1,469,745.27	-	-	-	-
10/11/2024	303190003	3	10/04/2024	2	46,942,545.90	-	-	-	-
10/11/2024	300571217	48	10/07/2024	5	6,669,994.90	-	-	-	-
10/11/2024	304101312	63	10/04/2024	2	4,908,413.63	-	-	-	-
10/11/2024	303190075	75	10/01/2024	2	3,493,494.65	-	-	-	-
10/11/2024	300571218	89	10/07/2024	5	2,281,638.35	-	-	-	-
9/12/2024	303190001	1	09/06/2024	5	90,743,439.54	-	-	-	-
9/12/2024	303190010	10	09/05/2024	5	24,496,669.31	-	-	-	-
9/12/2024	300571199	12	09/06/2024	5	21,729,667.19	-	-	-	-
9/12/2024	300571200	14	09/06/2024	5	17,748,471.77	-	-	-	-
9/12/2024	303190021	21	09/06/2024	2	11,953,027.59	-	-	-	-
9/12/2024	303190022	22	09/06/2024	5	14,000,000.00	-	-	-	-
9/12/2024	300571203	24	09/06/2024	5	9,875,442.30	-	-	-	-
Reports Available at sf.citidirect.com		v. 21.09.28			Page 36 of 42			© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27									June 12, 2025

HISTORICAL UNSCHEDULED PRINCIPAL DETAIL


Distribution			Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Date	Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)

9/12/2024	303190025	25	09/06/2024	5	8,899,208.64	-	-	-	-
9/12/2024	303190032	32	09/05/2024	5	10,000,000.00	-	-	-	-
9/12/2024	300571208	45	09/06/2024	5	6,894,386.79	-	-	-	-
9/12/2024	625100122	52	09/05/2024	2	6,343,629.07	-	-	-	-
9/12/2024	625100115	59	09/05/2024	5	5,273,720.84	-	-	-	-
9/12/2024	304101275	64	09/06/2024	2	4,480,488.07	-	-	-	-
9/12/2024	300571239	67	09/06/2024	5	4,634,184.32	-	-	-	-
9/12/2024	625100111	70	09/05/2024	5	2,678,944.48	-	-	-	-
9/12/2024	625100112	71	09/05/2024	5	915,306.89	-	-	-	-
9/12/2024	300571198	73	09/06/2024	5	3,884,766.73	-	-	-	-
9/12/2024	303190085	85	09/06/2024	5	3,786,000.00	-	-	-	-
9/12/2024	303190087	87	09/05/2024	5	3,084,976.15	-	-	-	-
9/12/2024	303190088	88	09/06/2024	5	3,705,000.00	-	-	-	-
9/12/2024	303190090	90	09/06/2024	5	3,250,000.00	-	-	-	-
9/12/2024	625100109	94	09/05/2024	5	2,267,290.62	-	-	-	-
8/12/2024	303190011	11	08/06/2024	2	20,068,573.29	-	-	-	-
8/12/2024	303190019	19	08/06/2024	5	13,805,280.53	-	-	-	-
8/12/2024	625100105	26	08/05/2024	5	9,390,604.39	-	-	-	-
8/12/2024	303190031	31	08/05/2024	5	8,586,308.72	-	-	-	-
8/12/2024	300571197	34	08/06/2024	5	8,089,704.45	-	-	-	-
8/12/2024	300571202	46	08/06/2024	5	6,753,123.87	-	-	-	-
8/12/2024	625100106	47	08/05/2024	5	7,498,711.57	-	-	-	-
8/12/2024	625100107	56	08/05/2024	5	5,636,775.79	-	-	-	-
8/12/2024	303190058	58	08/06/2024	5	5,409,186.31	-	-	-	-
8/12/2024	625100128	69	08/05/2024	5	4,093,406.53	-	-	-	-
7/12/2024	625100103	57	06/27/2024	5	5,476,435.29	-	-	-	-
1/12/2023	304101264	8	12/21/2022	3	21,361,315.94	-	-	-	-
8/12/2022	304101250	20	07/28/2022	9	14,814,443.86	-	-	-	501,610.53
5/12/2022	303190005	5	04/20/2022	3	22,218,197.70	-	-	-	-
12/10/2021	304101308	15	11/18/2021	5	17,250,000.00	-	-	-	-
6/11/2021	304101282	68	05/19/2021	9	4,526,910.59	-	-	-	31,947.23
3/12/2021	300571216	27	02/11/2021	9	10,180,176.56	-	-	-	1,459,339.05
12/11/2020	300571213	40	12/04/2020	3	8,700,000.00	-	-	-	-
Reports Available at sf.citidirect.com		v. 21.09.28			Page 37 of 42			© Copyright 2025 Citigroup


Citigroup Commercial Mortgage Trust 2015-GC27
Commercial Mortgage Pass-Through Certificates, Series 2015-GC27									June 12, 2025
HISTORICAL UNSCHEDULED PRINCIPAL DETAIL


Distribution			Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Date	Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)
5/12/2020	304101285	29	04/09/2020	3	8,940,093.76	-	-	-	-
1/10/2020	303190013	13	01/06/2020	5	20,242,269.50	-	-	-	-
9/12/2019	303190041	41	08/30/2019	2	8,307,508.12	-	-	-	-
3/12/2018	303190055	55	02/28/2018	9	6,391,808.98	-	-	-	605,398.17




Reports Available at sf.citidirect.com		v. 21.09.28			Page 38 of 42

Citigroup Commercial Mortgage Trust 2015-GC27 10-D