UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) ~~June~~July 2725, 2005

Structured Asset Securities Corporation (as Depositor under the Trust Agreement dated as of February 1, 2005, providing for the issuance of Structured Asset Securities Corporation Trust Mortgage Pass-Through Certificates, Series 2005-WMC1)
(Exact name of registrant as specified in its charter)

Delaware
(State or other jurisdiction
of incorporation)

333-120575
(Commission
File Number)

74-2440850
(IRS Employer
Identification No.)

745 Seventh Avenue, 7th Floor, New York, NY
(Address of principal executive offices)

10019
(Zip Code)

Registrant's telephone number, including area code 212-526-7000

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Section 8 - Other Events

Item 8.01. Other Events.

This current report on Form 8-K relates to the monthly distribution reported to the holders of Structured Asset Securities Corporation Mortgage Pass-Through Certificates, Series 2005-WMC1, which was made on ~~June~~July 2725, 2005.

Section 9 - Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits.

99.1 Monthly distribution report pursuant to sectrion 4.03 of the Trust Agreement for the distribution on ~~June~~July 2725, 2005.

(Exhibit No. Description)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

LASALLE BANK NATIONAL ASSOCIATION, IN ITS CAPACITY AS TRUSTEE UNDER THE TRUST AGREEMENT ON BEHALF OF STRUCTURED ASSET SECURITIES CORPORATION, REGISTRANT

By: /s/ Russell Goldenberg Russell Goldenberg Group Senior Vice President Date: ~~June~~July 3028, 2005

Structured Asset Securities Corporation Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Reporting Package Table of Contents Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Administrator: Peter Sablich 312.904.8162peter.sablich@abnamro.com Analyst: Dinsmore Sohn 714.259.6258 dinsmore.sohn@abnamro.com Statement Date: 135 S. LaSalle Street, Suite 1625Chicago, IL 60603USA Statements to CertificateholdersCash Reconciliation SummaryBond Interest ReconciliationBond Principal Reconciliation Shortfall Summary Report Swap Summary ReportAsset-Backed Facts ~ 15 Month Loan Status Summary Part I Asset-Backed Facts ~ 15 Month Loan Status Summary Part IIAsset-Backed Facts ~ 15 Month Loan Payoff/Loss SummaryRealized Loss Detail Page 2Page 3Page 4Page 5 Page 6 Page 7Page 8 Page 9Page 10 Page 11 Substitution Detail History Page 12 Page(s) Information is available for this issue from the following sources Issue Id: Monthly Data File Name: SAS5WMC1 ~~SAS5WMC1_200506_3~~SAS5WMC1_200507_3.ZIP Closing Date: First Payment Date: Rated Final Payment: Date: 11-Mar-0525-Mar-05 25-Jan-35 Parties to The Transaction Depositor: Structured Asset Securities Corporation Underwriter: Lehman Brothers Inc. Master Servicer: Aurora Loan Services LLC Rating Agency: Standard & Poor's/Moody's Investors Service, Inc. 800.246.5761 LaSalle Factor Line LaSalle Web Site Servicer Web Site www.alservices.com www.etrustee.net Page 1 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Class CUSIP Original Opening Principal Principal Negative Closing Interest Interest Pass-Through Per $ 1000 Per $ 1000 Per $ 1000 Per $ 1000 Per $ 1000 Per $ 1000 Per $ 1000 Next Rate(3) WAC:WAMM:Current Index:Next Index: Payment Date:Prior Payment:Next Payment:Record Date: 6.~~651306~~638859% 3.~~090000~~314380%3.~~314380~~460000% 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Structured Asset Securities Corporation Mortgage Pass-Through Certificates Series 2005-WMC1 Face Value (1) Balance Payment Adj. or Loss Amortization Balance Payment (2) Adjustment Rate ~~331~~330 Distribution Statement Date: ABN AMRO Acct: 722446.3 ~~831~~786.~~531690904~~852734628 4483.~~678956276~~440655139 0.000000000 ~~786~~703.~~852734628~~412079490 2.~~416292491~~077348937 3.~~3943800000~~5400000000% 0.00 0.00 0.000000000 3.~~1700000000~~3943800000% 0.000000000 86359B6D8 A1 165,858,000.00 713,~~410~~839,~~362~~300.3318 0.00 ~~130~~116,~~505~~666,~~820~~520.8668 ~~400~~344,~~761~~544.4494 ~~137~~130,~~916~~505,~~183~~820.1986 1000.000000000 0.000000000 0.000000000 1000.000000000 32.~~006666667~~725628858 3.~~5043800000~~6500000000% 0.00 0.00 0.000000000 3.~~2800000000~~5043800000% 0.000000000 86359B6E6 A2 77,442,000.00 0.00 0.00 77,442,000.00 ~~232~~211,~~842~~078.2815 77,442,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 32.~~125833210~~826739852 3.~~6343800000~~7800000000% 0.00 0.00 0.000000000 3.~~4100000000~~6343800000% 0.000000000 86359B6F3 A3 27,100,000.00 0.00 0.00 27,100,000.00 8476,~~710~~604.0865 27,100,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 32.~~226666667~~912295425 3.~~7443800000~~8900000000% 0.00 0.00 0.000000000 3.~~5200000000~~7443800000% 0.000000000 86359B6G1 M1 22,449,000.00 0.00 0.00 22,449,000.00 7265,~~435~~378.4412 22,449,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 3.~~474166575~~122295789 4.~~0143800000~~1600000000% 0.00 0.00 0.000000000 34.~~7900000000~~0143800000% 0.000000000 86359B6H9 M2 18,094,000.00 0.00 0.00 18,094,000.00 6256,~~861~~494.5782 18,094,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 3.~~584167588~~215629007 4.~~1343800000~~2800000000% 0.00 0.00 0.000000000 34.~~9100000000~~1343800000% 0.000000000 86359B6J5 M3 4,523,000.00 0.00 0.00 4,523,000.00 1614,~~211~~544.1929 4,523,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 43.~~070000000~~627851124 4.~~6643800000~~8100000000% 0.00 0.00 0.000000000 4.~~4400000000~~6643800000% 0.000000000 86359B6K2 M4 8,544,000.00 0.00 0.00 8,544,000.00 3430,~~774~~996.0836 8,544,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 4.~~665832881~~133407488 5.~~3143800000~~4600000000% 0.00 0.00 0.000000000 5.~~0900000000~~3143800000% 0.000000000 86359B6L0 M5 3,686,000.00 0.00 0.00 3,686,000.00 1715,~~198~~235.2674 3,686,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 54.~~124166081~~522296348 5.~~8143800000~~9600000000% 0.00 0.00 0.000000000 5.~~1754911198~~8143800000% 0.000000000 86359B6M8 M6 5,696,000.00 0.00 0.00 5,696,000.00 2925,~~187~~759.2500 5,696,000.00 1000.000000000 0.000000000 0.000000000 1000.000000000 54.~~124167164~~522298507 5.~~8143800000~~9600000000% 0.00 0.00 0.000000000 5.~~1754911198~~8143800000% 0.000000000 86359B6N6/U85985UA2 B 1,675,000.00 0.00 0.00 1,675,000.00 87,~~582~~574.9885 1,675,000.00 ~~919~~898.~~781951731~~420343743 0.000000000 0.000000000 ~~898~~857.~~420343743~~468310051 0.~~746092532~~953855079 0.00 0.00 0.000000000 12.~~9676701751~~5480858853% 0.000000000 N 9ABSU337 X 335,067,031.67 0.00 0.00 ~~301~~287,~~031~~309,~~037~~361.7740 ~~249~~319,~~991~~605.0139 ~~308~~301,~~188~~031,~~608~~037.3577 1000.000000000 0.000000000 0.000000000 1000.000000000 ~~1336838~~2534602.~~000000000~~100000000 0.00 0.00 0.000000000 N/A 0.000000000 9ABSU338 P 100.00 0.00 0.00 100.00 ~~133~~253,~~683~~460.8021 100.00 0.000000000 0.000000000 0.000000000 0.000000000 0.000000000 0.00 0.00 0.000000000 N/A 0.000000000 9ABSU341 R 0.00 0.00 0.00 0.00 0.00 0.00 Total P&I Payment 0.00 0.00 335,067,100.00 ~~307~~299,~~125~~714,~~283~~920.1986 815,~~753~~260,~~601~~576.7170 Total ~~299~~285,~~714~~875,~~920~~620.8668 713,~~410~~839,~~362~~300.3318 0.00 1,~~343~~421,~~239~~276.3852 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Page 2 of 12 Notes: (1) N denotes notional balance not included in total (2) Accrued Interest Plus/Minus Interest Adjustment Minus Deferred Interest equals Interest Payment (3) Estimated. * Denotes Controlling Class Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Statement Date: Cash Reconciliation Summary Overcollateralization Deficiency Overcollateralization Amount Current Scheduled Interest Interest Summary Less Deferred Interest Plus Gross Advance Interest Less PPIS Reducing Scheduled Int 1,~~592~~548,~~060~~412.6848 0.000.00 Less Other Adjustment 0.00 TotalUnscheduled Interest:Prepayment Penalties ~~133~~253,~~683~~460.8021 Yield Maintenance Penalties 0.00 Other Interest Proceeds ~~238~~0.8800 Total ~~133~~253,~~922~~460.6821 Less Fees & Expenses Paid By/To Servicer Less Fee Paid To Servicer Less Fee Strips Paid by Servicer PMI Amounts Interest Due Serv on Advances Recoup of Prior AdvancesMisc. Fees & Expenses Total Unscheduled Fees & Expenses Total Interest Due Trust Less Fees & Expenses Paid By/To TrustTrustee FeeCredit Risk Manager's FeesMisc. Fees Total Total Interest Due Certs Principal Summary Scheduled Principal:Current Scheduled PrincipalAdvanced Scheduled PrincipalScheduled PrincipalUnscheduled Principal:CurtailmentsPrepayments in FullLiquidation ProceedsRepurchase ProceedsOther Principal ProceedsTotal Unscheduled Principal Remittance Principal Remittance P&I Due Trust Remittance P&I Due Certs Pool Balance Summary Beginning PoolScheduled PrincipalUnscheduled PrincipalDeferred InterestLiquidationsRepurchases Ending Pool Balance Count Principal Interest Prior Outstanding Plus Current Period Less Recovered Ending Outstanding Servicing Fee Summary Current Servicing Fees Plus Fees Advanced for PPIS Less Reduction for PPISPlus Delinquent Servicing Fees Total Servicing Fees Overcollateralization Summary PPIS Summary Gross PPISReduced by PPIEReduced by Shortfalls in FeesReduced by Other AmountsPPIS Reducing Scheduled InterestPPIS Reducing Servicing Fee PPIS Due Certificate ) (7977,~~223~~737.8307 0.000.00 0.00 ) (4544,~~306~~409.3964 0.000.000.00 0.00 5549,~~073~~177.6253 79,~~108~~156.2689 6258,~~181~~334.8842 610,~~320~~193.2360 712,~~089~~915,~~068~~891.4727 535,275.50 0.000.~~000.~~00 713,~~095~~461,~~388~~360.~~707~~3713,~~157~~519,~~570~~694.5879 815,~~825~~268,~~988~~734.7957 815,~~825~~268,~~988~~734.7957 ~~308~~301,~~188~~031,~~608~~037.3577 1,~~371~~343 6258,~~181~~334.8842 712,~~095~~926,~~388~~084.7087 2853 0.~~000.~~00 0737,257.08 2 0.00 0 ~~301~~287,~~031~~309,~~037~~361.7740 1,~~343~~288 1115,~~383~~427.2869 ~~170~~220,~~302~~892.2515 79,~~108~~156.2689 ~~112~~113,~~659~~276.5645 1518,~~427~~905.6926 ~~220~~248,~~892~~738.1518 4543,~~694~~962.4965 0.00 0.00 3,~~493~~729.6087 4947,~~188~~692.0953 0.000.000.000.000.000.00 0.00 Advance Summary (Advance Made by Servicer) ) (4543,~~694~~962.4965 1,~~668~~749,~~418~~039.2178 Interest Not Advanced ( Current Period ) 0.00 ~~112~~113,~~659~~276.5645 Less Non Recovered ) (6285,~~069~~430.6642 ) (35,~~063~~679.8532 0.00 0.00 1,~~316~~433,~~216~~840.9172 3,~~124~~074,~~912~~102.7457 Other Principal Information Principal Remittance AmountOvercollateralization Release Amount 713,~~157~~519,~~570~~694.5879 0.00 713,~~157~~519,~~570~~694.5879 Principal Distribution Amount ) (4544,~~306~~409.3964 1,~~704~~661,~~720~~688.2493 1,~~668~~749,~~418~~039.2178 Page 3 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Class Payment Date: Prior Payment: Next Payment: Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Bond Interest Reconciliation Additions Accrual Method Days Statement Date: Accrued Certificate Interest Prior Int Carry-Fwd Shortfall Prior Shortfall Reimbursement Other Interest Proceeds Other Interest Losses Current Int Carry-Fwd Shortfall Current Basis Risk Carry-Fwd Shortfall Remaining Int Carry-Fwd Shortfall Remaining Basis Risk Carry-Fwd Shortfall Net Cap Rate in Effect Y/N Distributable Certificate Interest Interest Payment Amount Deductions Outstanding Deposits from YM Agreement 0.00 3328 ~~400~~344,~~761~~544.4494 ~~400~~344,~~761~~544.4494 Act/360 0.00 ~~400~~344,~~761~~544.4494 0.00 0.00 0.00 0.00 0.00 No A1 0.00 0.00 0.00 3328 ~~232~~211,~~842~~078.2815 ~~232~~211,~~842~~078.2815 Act/360 0.00 ~~232~~211,~~842~~078.2815 0.00 0.00 0.00 0.00 0.00 No A2 0.00 0.00 0.00 3328 8476,~~710~~604.0865 8476,~~710~~604.0865 Act/360 0.00 8476,~~710~~604.0865 0.00 0.00 0.00 0.00 0.00 No A3 0.00 0.00 0.00 3328 7265,~~435~~378.4412 7265,~~435~~378.4412 Act/360 0.00 7265,~~435~~378.4412 0.00 0.00 0.00 0.00 0.00 No M1 0.00 0.00 0.00 3328 6256,~~861~~494.5782 6256,~~861~~494.5782 Act/360 0.00 6256,~~861~~494.5782 0.00 0.00 0.00 0.00 0.00 No M2 0.00 0.00 0.00 3328 1614,~~211~~544.1929 1614,~~211~~544.1929 Act/360 0.00 1614,~~211~~544.1929 0.00 0.00 0.00 0.00 0.00 No M3 0.00 0.00 0.00 3328 3430,~~774~~996.0836 3430,~~774~~996.0836 Act/360 0.00 3430,~~774~~996.0836 0.00 0.00 0.00 0.00 0.00 No M4 0.00 0.00 0.00 3328 1715,~~198~~235.2674 1715,~~198~~235.2674 Act/360 0.00 1715,~~198~~235.2674 0.00 0.00 0.00 0.00 0.00 No M5 0.00 0.00 0.00 3328 2925,~~187~~759.2500 2925,~~187~~759.2500 Act/360 0.00 2725,~~022~~759.9600 0.00 0.00 0.00 0.00 0.00 ~~Yes~~No M6 0.00 ~~2,164~~0.2900 0.00 3328 87,~~582~~574.9885 87,~~582~~574.9885 Act/360 0.00 7,~~946~~574.5485 0.00 0.00 0.00 0.00 0.00 ~~Yes~~No B 0.00 ~~636~~0.4400 0.00 30 1,~~569~~958,~~108~~328.9067 ~~249~~319,~~991~~605.0139 30/360 1,~~063~~319,~~764~~117.2989 ~~505~~639,~~344~~210.6178 0.00 0.00 ~~255~~319,~~353~~605.6039 1,~~319~~638,~~117~~723.8928 0.00 No X 0.00 0.00 0.00 30 ~~133~~253,~~683~~460.8021 ~~133~~253,~~683~~460.8021 0.00 0.00 0.00 0.00 0.00 0.00 0.00 No P 0.00 0.00 0.00 ~~2,800~~0.7300 1,~~063~~319,~~764~~117.2989 1,~~462~~487,~~108~~421.4570 23,~~662~~059,~~357~~999.2780 1,~~343~~421,~~239~~276.3852 0.00 0.00 ~~255~~319,~~353~~605.6039 1,~~319~~638,~~117~~723.8928 0.00 0.00 (2) Interest Carry-Forward Shortfall is unpaid interest with interest thereon(3) Basis Risk Carry-Forward Shortfall - difference between LIBOR plus margin and the Net Rate Cap. 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Page 4 of 12 (1) Other Interest Proceeds are additional interest amounts specifically allocated to the bond(s) and used in determining the bonds Distributable Interest. Structured Asset Securities Corporation Payment Date: Prior Payment:Next Payment: Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Bond Principal Reconciliation Credit Support Original Current(4) Statement Date: Beginning Class Balance Unscheduled PrincipalPayment Extra Principal Payment Amt Prior Loss Reimburs. Rated Final Maturity Class Current Losses Original Class Balance Scheduled PrincipalPayment Ending Class Balance Cumulative Losses Interest on Losses Additions Losses 5.001.00 A1 NA NA 1/25/2035 ~~130~~116,~~505~~666,~~820~~520.8668 0.00 0.00 ~~137~~130,~~916~~505,~~183~~820.1986 165,858,000.00 713,~~410~~839,~~362~~300.3318 0.00 0.00 0.00 0.00 A2 NA NA 1/25/2035 77,442,000.00 0.00 0.00 77,442,000.00 77,442,000.00 0.00 0.00 0.00 0.00 0.00 A3 NA NA 1/25/2035 27,100,000.00 0.00 0.00 27,100,000.00 27,100,000.00 0.00 0.00 0.00 0.00 0.00 M1 NA NA 1/25/2035 22,449,000.00 0.00 0.00 22,449,000.00 22,449,000.00 0.00 0.00 0.00 0.00 0.00 M2 NA NA 1/25/2035 18,094,000.00 0.00 0.00 18,094,000.00 18,094,000.00 0.00 0.00 0.00 0.00 0.00 M3 NA NA 1/25/2035 4,523,000.00 0.00 0.00 4,523,000.00 4,523,000.00 0.00 0.00 0.00 0.00 0.00 M4 NA NA 1/25/2035 8,544,000.00 0.00 0.00 8,544,000.00 8,544,000.00 0.00 0.00 0.00 0.00 0.00 M5 NA NA 1/25/2035 3,686,000.00 0.00 0.00 3,686,000.00 3,686,000.00 0.00 0.00 0.00 0.00 0.00 M6 NA NA 1/25/2035 5,696,000.00 0.00 0.00 5,696,000.00 5,696,000.00 0.00 0.00 0.00 0.00 0.00 B NA NA 1/25/2035 1,675,000.00 0.00 0.00 1,675,000.00 1,675,000.00 0.00 0.00 0.00 0.00 0.00 X NA NA 1/25/2035 ~~301~~287,~~031~~309,~~037~~361.7740 0.00 0.00 ~~308~~301,~~188~~031,~~608~~037.3577 335,067,031.67 0.00 0.00 0.00 0.00 0.00 P NA NA 1/25/2035 100.00 0.00 0.00 100.00 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 713,~~410~~839,~~362~~300.3318 0.00 0.00 0.00 335,067,100.00 285,875,620.68 299,714,920.86 ~~307,125,283.19 23~~21-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Page 5 of 12 (1) Extra Principal Amounts: the lessor of (i) the excess, if any, of the overcollateralization Target Amount over the Overcollateralization Amount. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Interest Adjustments Summary Statement Date 0.00 0.00 0.00 0.00 Special Servicing Fees Workout Fees Liquidation Fees Legal Fees 0.00 0.00 Misc. Fees & Expenses Paid by/to Servicer Interest Paid to Servicer on Outstanding Advances 0.00 0.00 ASER Interest Advance Reduction Interest Not Advanced (Current Period) Recoup of Prior Advances by Servicer 0.00 0.00 Servicing Fees Paid Servicer on Loans Not Advanced Misc. Fees & Expenses Paid by Trust 0.00 0.00 0.00 Shortfall Due to Rate Modification Total Shortfall Allocated to the Bonds Total Interest Adjustment to the Bonds 0.00 Shortfall Allocated to the Bonds: Excess Allocated to the Bonds: Other Interest Proceeds Due the Bonds Yield Maintenance Penalties Due the Bonds Prepayment Penalties Due the Bonds Recovered ASER Interest Due the Bonds Recovered Interest Due the Bonds Less Total Shortfall Allocated to the Bonds Total Excess Allocated to the Bonds ~~133~~253,~~922~~460.6821 ~~133~~253,~~922~~460.6821 Total Excess Allocated to the Bonds ~~133~~253,~~922~~460.6821 0.00 Aggregate Interest Adjustment Allocated to the Bonds 0.00 ~~133~~253,~~683~~460.8021 0.00 0.00 Prepayment Interest Excess Due the Bonds 0.00 ARD Excess Interest 0.00 0.00 ~~238~~0.8800 Net Prepayment Int. Shortfalls Allocated to the Bonds Other Interest Loss Interest Income 0.00 Page 6 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 SWAP Payments Statement Date: Net Swap payment payable to the Swap Counterparty......................................................................... Net Swap payment payable to the Supplemental Interest Trust................................................................ Swap Termination payment payable to the Supplemental Interest Trust.............................................. Swap Termination payment payable to the Swap Counterparty........................................................... 0.00 728,~~387~~157.0888 0.00 0.00 Page 7 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Asset-Backed Facts ~ 15 Month Historical Loan Status Summary Part I Distribution Date REO # Balance Statement Date: Foreclosure Delinq 3+ Months Delinq 2 Months Delinq 1 Month Current # Balance # Balance # Balance # Balance # Balance Delinquency Aging Categories 1.86% 1.61% 0.23% 0.24% 6 0.47% 795,246 0.28% 0.47% 0.99% 0.00% 0.00% 25-Jul-05 24 4,625,725 3 678,929 6 2,856,467 0 0 1,249 278,352,994 96.97% 96.88% 1.49% 1.55% 0.67% 0.83% 2 0.15% 722,355 0.24% 0.22% 0.34% 0.00% 0.00% 27-Jun-05 20 4,674,994 9 2,506,136 3 1,035,900 0 0 1,309 292,091,652 97.47% 97.03% 1.31% 1.47% 0.07% 0.05% 1 0.07% 290,566 0.09% 0.29% 0.45% 0.00% 0.00% 25-May-05 18 4,528,516 1 145,733 4 1,380,563 0 0 1,347 301,843,231 98.25% 97.94% 0.21% 0.13% 0.07% 0.09% 0 0.00% 0 0.00% 0.00% 0.00% 0.00% 0.00% 25-Apr-05 3 405,759 1 290,773 0 0 0 0 1,409 318,460,238 99.72% 99.78% 0.00% 0.00% 0.00% 0.00% 0 0.00% 0 0.00% 0.00% 0.00% 0.00% 0.00% 25-Mar-05 0 0 0 0 0 0 0 0 1,443 326,095,563 100.00% 100.00% Page 8 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Distribution Date Statement Date: Current 31 - 60 Days 61 - 90 Days 90 + Days # Balance # Balance # Balance # Balance Current 31 - 60 Days 61 - 90 Days 90 + Days # Balance # Balance # Balance # Balance In Foreclosure and Delinquent In Bankruptcy and Delinquent In REO and Delinquent Asset-Backed Facts ~ 15 Month Historical Loan Status Summary Part II Current # # # 31 - 60 Days 61 - 90 Days 90 + Days # Balance Balance Balance Balance 25-Jul-05 0 0 0 0 0 0 0 0 6 2,856,467 0 0 0.00% 0.00% 0.00% 0.00% 0.47% 0.99% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 0 0 0 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 27-Jun-05 0 0 3 1,035,900 0 0 0 0 0 0 0 0 0.00% 0.00% 0.22% 0.34% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 0 0 0 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 25-May-05 4 1,380,563 0 0 0 0 0 0 0 0 0 0 0.29% 0.45% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 0 0 0 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 25-Apr-05 0 0 0 0 0 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.14% 0.16% 0 0 2 524,744 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 25-Mar-05 0 0 0 0 0 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.14% 0.16% 0 0 2 524,788 0 0 0 0 0 0 0 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0 Page 9 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Asset-Backed Facts ~ 15 Month Historical Payoff/Loss Summary Distribution Date Ending Pool (1) Payoffs(2) Realized Losses (2) Remaining Term Curr Weighted Avg. # Balance # Balance # Amount Life Coupon Remit Statement Date: Ending Arrearage (1) Balance Insurance Substitution Liquidation Proceeds Proceeds Proceeds 25-Jul-05 1,288 87.44% 287,309,361 85.75% 3.95% 4.29% 2 0.15% 201,982 0.07% 330 6.64% 5.96% 53 12,915,891 0.00 0.00 0.00 535,275.50 27-Jun-05 1,343 91.17% 301,031,038 89.84% 2.04% 2.30% 0 0.00% 0 0.00% 331 6.65% 5.97% 28 7,089,068 0.00 0.00 0.00 0.00 25-May-05 1,371 93.08% 308,188,608 91.98% 2.97% 3.40% 0 0.00% 0 0.00% 332 6.65% 5.97% 42 10,853,125 0.00 0.00 0.00 0.00 25-Apr-05 1,413 95.93% 319,156,770 95.25% 2.08% 2.10% 0 0.00% 0 0.00% 333 6.66% 5.98% 30 6,861,560 0.00 0.00 0.00 0.00 25-Mar-05 1,443 97.96% 326,095,563 97.32% 2.04% 2.65% 0 0.00% 0 0.00% 334 6.68% 6.00% 30 8,867,541 0.00 0.00 0.00 0.00 (1) Percentage based on pool as of cutoff. (2) Percentage based on pool as of beginning of period. Page 10 of 12 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Structured Asset Securities Corporation Payment Date:Prior Payment:Next Payment:Record Date: 2725-~~Jun~~Jul-~~0527~~0525-~~Jun~~Jul-05 2527-~~May~~Jun-05 25-~~Jul~~Aug-05 2422-~~Jun~~Jul-05 Mortgage Pass-Through Certificates Series 2005-WMC1 ABN AMRO Acct: 722446.3 Realized Loss Detail Period Disclosure Control # Appraisal Date Appraisal Value Beginning Scheduled Balance Gross Proceeds Gross Proceeds as a % of Sched. Balance Aggregate LiquidationExpenses * Net Liquidation Proceeds Net Proceeds as a % of Sched. Balance Realized Loss Statement Date: 200507 158,705.99 0.00 0.00 ) (6,571.97 165,277.96 0.00% -4.14% Not Avail. 799,000.00 113722755 200507 578,551.09 0.00 0.00 541,847.47 36,703.62 0.00% 93.66% Not Avail. 650,000.00 114046345 737,257.08 0.00 0.00 535,275.50 201,981.58 737,257.08 201,981.58 535,275.50 0.00 0.00 Current Total Cumulative 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Page 11 of 12 * Aggregate liquidation expenses also include outstanding P&I advances and unpaid servicing fees, unpaid trustee fees, etc.. Structured Asset Securities Corporation Substitution Detail History ABN AMRO Acct: 722446.3 Series 2005-WMC1 Mortgage Pass-Through Certificates 2422-~~Jun~~Jul-05 25-~~Jul~~Aug-05 2527-~~May~~Jun-05 2725-~~Jun~~Jul-05 2725-~~Jun~~Jul-05 Record Date: Next Payment: Prior Payment: Payment Date: Statement Date: Property ID Deleted Loan Qualified Substitute Scheduled Prin Bal 2321-~~Jun~~Jul-2005 - 14:5123 (U326-U341) (c) 2005 LaSalle Bank N.A. Page 12 of 12 Original Property Per Section 7.01(a)(i) of the Property Management and Lease Servicing Agreement, aggregate Appraised Value of the Qualified Substitute Mortgaged Properties acquired by the Issuer since the Closing Date in connection with the substitution or exchange pursuant to Section 7.01 is not to exceed 25% of the aggregate Initial Appraised Value of the Mortgaged Properties. (A)

Filing Compare · SASCO Mortgage Pass-Through Certifidates, Series 2005-WMC1