~~Bear~~UNITED Stearns ARM Trust Mortgage Pass-Through Certificates Record Date: 11/30/2004 Distribution Date: 12/27/2004 Bear Stearns ARM Trust Mortgage Pass-Through Certificates Series 2004-8 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution I-1-A-1 07384MZ88 SEN 3.74810% 94,523,655.97 295,236.78 2,543,746.48 I-1-A-2 07384MZ96 SEN 3.74810% 136,333,112.83 425,825.14 3,668,889.79 I-1-A-3 07384M2A9 SEN 3.74810% 8,179,986.77 25,549.51 220,133.39 I-2-A-1 07384M2B7 SEN 5.04555% 91,856,332.81 386,221.77 1,607,059.52 I-3-A-1 07384M2C5 SEN 5.65530% 120,954,729.76 570,029.51 5,628,965.74 I-4-A-1 07384M2D3 SEN 5.56222% 94,360,531.41 437,378.41 1,375,326.31 II-A-1 07384M2E1 SEN 5.17715% 244,081,497.64 1,053,037.93 8,678,677.77 R-I 07384M2F8 SEN 3.74427% 0.00 0.00 0.00 R-II 07384M2G6 SEN 3.74427% 0.00 0.40 0.00 I-B-1 07384M2H4 SUB 4.71026% 9,002,720.48 35,337.67 7,183.10 I-B-2 07384M2J0 SUB 4.71026% 5,702,954.35 22,385.36 4,550.28 I-B-3 07384M2K7 SUB 4.71026% 3,900,812.79 15,311.55 3,112.38 I-B-4 07384M2P6 SUB 4.71026% 2,401,191.39 9,425.21 1,915.86 I-B-5 07384M2Q4 SUB 4.71026% 1,801,143.15 7,069.89 1,437.10 I-B-6 07384M2R2 SUB 4.71026% 1,202,682.46 4,720.79 959.60 II-B-1 07384M2L5 SUB 5.17715% 5,289,494.28 22,820.40 1,269.96 II-B-2 07384M2M3 SUB 5.17715% 1,764,164.29 7,611.11 423.56 II-B-3 07384M2N1 SUB 5.17715% 1,220,421.87 5,265.25 293.01 II-B-4 07384M2S0 SUB 5.17715% 949,550.18 4,096.63 227.98 II-B-5 07384M2T8 SUB 5.17715% 678,678.50 2,928.01 162.94 II-B-6 07384M2U5 SUB 5.17715% 543,534.54 2,344.96 130.50 Totals 824,747,195.47 3,332,596.28 23,744,465.27STATES

~~Certificateholder~~SECURITIES ~~Distribution~~AND ~~Summary~~EXCHANGE (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses I-1-A-1 0.00 91,979,909.49 2,838,983.26 0.00 I-1-A-2 0.00 132,664,223.04 4,094,714.93 0.00 I-1-A-3 0.00 7,959,853.38 245,682.90 0.00 I-2-A-1 0.00 90,249,273.29 1,993,281.29 0.00 I-3-A-1 0.00 115,325,764.02 6,198,995.25 0.00 I-4-A-1 0.00 92,985,205.10 1,812,704.72 0.00 II-A-1 0.00 235,402,819.87 9,731,715.70 0.00 R-I 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.40 0.00 I-B-1 0.00 8,995,537.39 42,520.77 0.00 I-B-2 0.00 5,698,404.08 26,935.64 0.00 I-B-3 0.00 3,897,700.41 18,423.93 0.00 I-B-4 0.00 2,399,275.53 11,341.07 0.00 I-B-5 0.00 1,799,706.05 8,506.99 0.00 I-B-6 0.00 1,201,722.87 5,680.39 0.00 II-B-1 0.00 5,288,224.32 24,090.36 0.00 II-B-2 0.00 1,763,740.73 8,034.67 0.00 II-B-3 0.00 1,220,128.85 5,558.26 0.00 II-B-4 0.00 949,322.20 4,324.61 0.00 II-B-5 0.00 678,515.55 3,090.95 0.00 II-B-6 0.00 543,404.04 2,475.46 0.00 Totals 0.00 801,002,730.21 27,077,061.55 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.COMMISSION

~~Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) I-1-A-1 99~~Washington,~~146,000.00~~ ~~94,523,655~~D.~~97 146,468~~C.02 2,397,278.46 0.00 0.00 I-1-A-2 143,000,000.00 136,333,112.83 211,253.37 3,457,636.41 0.00 0.00 I-1-A-3 8,580,000.00 8,179,986.77 12,675.20 207,458.18 0.00 0.00 I-2-A-1 95,588,000.00 91,856,332.81 16,218.33 1,590,841.19 0.00 0.00 I-3-A-1 127,727,000.00 120,954,729.76 24,765.11 5,604,200.63 0.00 0.00 I-4-A-1 103,102,000.00 94,360,531.41 26,963.14 1,348,363.17 0.00 0.00 II-A-1 260,975,000.00 244,081,497.64 58,601.71 8,620,076.06 0.00 0.00 R-I 50.00 0.00 0.00 0.00 0.00 0.00 R-II 50.00 0.00 0.00 0.00 0.00 0.00 I-B-1 9,017,000.00 9,002,720.48 7,183.10 0.00 0.00 0.00 I-B-2 5,712,000.00 5,702,954.35 4,550.28 0.00 0.00 0.00 I-B-3 3,907,000.00 3,900,812.79 3,112.38 0.00 0.00 0.00 I-B-4 2,405,000.00 2,401,191.39 1,915.86 0.00 0.00 0.00 I-B-5 1,804,000.00 1,801,143.15 1,437.10 0.00 0.00 0.00 I-B-6 1,204,590.08 1,202,682.46 959.60 0.00 0.00 0.00 II-B-1 5,292,000.00 5,289,494.28 1,269.96 0.00 0.00 0.00 II-B-2 1,765,000.00 1,764,164.29 423.56 0.00 0.00 0.00 II-B-3 1,221,000.00 1,220,421.87 293.01 0.00 0.00 0.00 II-B-4 950,000.00 949,550.18 227.98 0.00 0.00 0.00 II-B-5 679,000.00 678,678.50 162.94 0.00 0.00 0.00 II-B-6 543,792.02 543,534.54 130.50 0.00 0.00 0.00 Totals 872,618,482.10 824,747,195.47 518,611.15 23,225,854.10 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.20549

~~Principal~~FORM Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution I-1-A-1 2,543,746.48 91,979,909.49 0.92772184 2,543,746.48 I-1-A-2 3,668,889.79 132,664,223.04 0.92772184 3,668,889.79 I-1-A-3 220,133.39 7,959,853.38 0.92772184 220,133.39 I-2-A-1 1,607,059.52 90,249,273.29 0.94414857 1,607,059.52 I-3-A-1 5,628,965.74 115,325,764.02 0.90290827 5,628,965.74 I-4-A-1 1,375,326.31 92,985,205.10 0.90187586 1,375,326.31 II-A-1 8~~,678,677.77 235,402,819.87 0.90201291 8,678,677.77 R~~-I 0.00 0.00 0.00000000 0.00 R-II 0.00 0.00 0.00000000 0.00 I-B-1 7,183.10 8,995,537.39 0.99761976 7,183.10 I-B-2 4,550.28 5,698,404.08 0.99761976 4,550.28 I-B-3 3,112.38 3,897,700.41 0.99761976 3,112.38 I-B-4 1,915.86 2,399,275.53 0.99761976 1,915.86 I-B-5 1,437.10 1,799,706.05 0.99761976 1,437.10 I-B-6 959.60 1,201,722.87 0.99761976 959.60 II-B-1 1,269.96 5,288,224.32 0.99928653 1,269.96 II-B-2 423.56 1,763,740.73 0.99928653 423.56 II-B-3 293.01 1,220,128.85 0.99928653 293.01 II-B-4 227.98 949,322.20 0.99928653 227.98 II-B-5 162.94 678,515.55 0.99928652 162.94 II-B-6 130.50 543,404.04 0.99928653 130.50 Totals 23,744,465.27 801,002,730.21 0.91793005 23,744,465.27K

~~Principal~~CURRENT Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion I-1-A-1 99,146,000.00 953.37841133 1.47729631 24.17927561 0.00000000 I-1-A-2 143,000,000.00 953.37841140 1.47729629 24.17927559 0.00000000 I-1-A-3 8,580,000.00 953.37841142 1.47729604 24.17927506 0.00000000 I-2-A-1 95,588,000.00 960.96092407 0.16966910 16.64268726 0.00000000 I-3-A-1 127,727,000.00 946.97855395 0.19389095 43.87639755 0.00000000 I-4-A-1 103,102,000.00 915.21533443 0.26151908 13.07795358 0.00000000 II-A-1 260,975,000.00 935.26773691 0.22454913 33.03027516 0.00000000 R-I 50.00 0.00000000 0.00000000 0.00000000 0.00000000 R-II 50.00 0.00000000 0.00000000 0.00000000 0.00000000 I-B-1 9,017,000.00 998.41637795 0.79661750 0.00000000 0.00000000 I-B-2 5,712,000.00 998.41637780 0.79661765 0.00000000 0.00000000 I-B-3 3,907,000.00 998.41637830 0.79661633 0.00000000 0.00000000 I-B-4 2,405,000.00 998.41637838 0.79661538 0.00000000 0.00000000 I-B-5 1,804,000.00 998.41638027 0.79661863 0.00000000 0.00000000 I-B-6 1,204,590.08 998.41637414 0.79661954 0.00000000 0.00000000 II-B-1 5,292,000.00 999.52650794 0.23997732 0.00000000 0.00000000 II-B-2 1,765,000.00 999.52650992 0.23997734 0.00000000 0.00000000 II-B-3 1,221,000.00 999.52651106 0.23997543 0.00000000 0.00000000 II-B-4 950,000.00 999.52650526 0.23997895 0.00000000 0.00000000 II-B-5 679,000.00 999.52650957 0.23997054 0.00000000 0.00000000 II-B-6 543,792.02 999.52651015 0.23998145 0.00000000 0.00000000 (2) All Classes are per $1,000 denomination.REPORT

~~Principal~~Pursuant ~~Distribution~~to ~~Factors~~Section Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution I-1-A-1 0.00000000 25.65657192 927.72183941 0.92772184 25.65657192 I-1-A-2 0.00000000 25.65657196 927.72183944 0.92772184 25.65657196 I-1-A-3 0.00000000 25.65657226 927.72183916 0.92772184 25.65657226 I-2-A-1 0.00000000 16.81235636 944.14856771 0.94414857 16.81235636 I-3-A-1 0.00000000 44.07028851 902.90826544 0.90290827 44.07028851 I-4-A-1 0.00000000 13~~.33947266~~ ~~901.87586177~~or 0.90187586 13.33947266 II-A-1 0.00000000 33.25482429 902.01291262 0.90201291 33.25482429 R-I 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-II 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 I-B-1 0.00000000 0.79661750 997.61976156 0.99761976 0.79661750 I-B-2 0.00000000 0.79661765 997.61976190 0.99761976 0.79661765 I-B-3 0.00000000 0.79661633 997.61976197 0.99761976 0.79661633 I-B-4 0.00000000 0.79661538 997.61976299 0.99761976 0.79661538 I-B-5 0.00000000 0.79661863 997.61976164 0.99761976 0.79661863 I-B-6 0.00000000 0.79661954 997.61976290 0.99761976 0.79661954 II-B-1 0.00000000 0.23997732 999.28653061 0.99928653 0.23997732 II-B-2 0.00000000 0.23997734 999.28653258 0.99928653 0.23997734 II-B-3 0.00000000 0.23997543 999.28652744 0.99928653 0.23997543 II-B-4 0.00000000 0.23997895 999.28652632 0.99928653 0.23997895 II-B-5 0.00000000 0.23997054 999.28652430 0.99928652 0.23997054 II-B-6 0.00000000 0.23998145 999.28652870 0.99928653 0.23998145 15(3d) ~~Amount~~of ~~Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to~~ the ~~Prospectus Supplement for a Full Description.~~

~~Interest~~Securities ~~Distribution~~Exchange ~~Statement~~Act ~~Beginning Payment~~ of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall I-1-A-1 99,146,000.00 3.74810% 94,523,655.97 295,236.78 0.00 0.00 I-1-A-2 143,000,000.00 3.74810% 136,333,112.83 425,825.14 0.00 0.00 I-1-A-3 8,580,000.00 3.74810% 8,179,986.77 25,549.51 0.00 0.00 I-2-A-1 95,588,000.00 5.04555% 91,856,332.81 386,221.77 0.00 0.00 I-3-A-1 127,727,000.00 5.65530% 120,954,729.76 570,029.51 0.00 0.00 I-4-A-1 103,102,000.00 5.56222% 94,360,531.41 437,378.41 0.00 0.00 II-A-1 260,975,000.00 5.17715% 244,081,497.64 1,053,037.93 0.00 0.00 R-I 50.00 3.74427% 0.00 0.00 0.00 0.00 R-II 50.00 3.74427% 0.00 0.00 0.00 0.00 I-B-1 9,017,000.00 4.71026% 9,002,720.48 35,337.67 0.00 0.00 I-B-2 5,712,000.00 4.71026% 5,702,954.35 22,385.36 0.00 0.00 I-B-3 3,907,000.00 4.71026% 3,900,812.79 15,311.55 0.00 0.00 I-B-4 2,405,000.00 4.71026% 2,401,191.39 9,425.21 0.00 0.00 I-B-5 1,804,000.00 4.71026% 1,801,143.15 7,069.89 0.00 0.00 I-B-6 1,204,590.08 4.71026% 1,202,682.46 4,720.79 0.00 0.00 II-B-1 5,292,000.00 5.17715% 5,289,494.28 22,820.40 0.00 0.00 II-B-2 1,765,000.00 5.17715% 1,764,164.29 7,611.11 0.00 0.00 II-B-3 1,221,000.00 5.17715% 1,220,421.87 5,265.25 0.00 0.00 II-B-4 950,000.00 5.17715% 949,550.18 4,096.63 0.00 0.00 II-B-5 679,000.00 5.17715% 678,678.50 2,928.01 0.00 0.00 II-B-6 543,792.02 5.17715% 543,534.54 2,344.96 0.00 0.00 Totals 872,618,482.10 3,332,595.88 0.00 0.001934

~~Interest~~Date ~~Distribution~~of ~~Statement~~Report (~~continued)~~Date ~~Remaining~~of ~~Ending~~earliest ~~Non-Supported~~event ~~Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4~~reported) ~~Distribution~~September ~~Shortfall Balance I-1-A-1 0.00 0.00 295~~16,~~236.78~~ 0.00 91,979,909.49 I-1-A-2 0.00 0.00 425,825.14 0.00 132,664,223.04 I-1-A-3 0.00 0.00 25,549.51 0.00 7,959,853.38 I-2-A-1 0.00 0.00 386,221.77 0.00 90,249,273.29 I-3-A-1 0.00 0.00 570,029.51 0.00 115,325,764.02 I-4-A-1 0.00 0.00 437,378.41 0.00 92,985,205.10 II-A-1 0.00 0.00 1,053,037.93 0.00 235,402,819.87 R-I 0.00 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.40 0.00 0.00 I-B-1 0.00 0.00 35,337.67 0.00 8,995,537.39 I-B-2 0.00 0.00 22,385.36 0.00 5,698,404.08 I-B-3 0.00 0.00 15,311.55 0.00 3,897,700.41 I-B-4 0.00 0.00 9,425.21 0.00 2,399,275.53 I-B-5 0.00 0.00 7,069.89 0.00 1,799,706.05 I-B-6 0.00 0.00 4,720.79 0.00 1,201,722.87 II-B-1 0.00 0.00 22,820.40 0.00 5,288,224.32 II-B-2 0.00 0.00 7,611.11 0.00 1,763,740.73 II-B-3 0.00 0.00 5,265.25 0.00 1,220,128.85 II-B-4 0.00 0.00 4,096.63 0.00 949,322.20 II-B-5 0.00 0.00 2,928.01 0.00 678,515.55 II-B-6 0.00 0.00 2,344.96 0.00 543,404.04 Totals 0.00 0.00 3,332,596.28 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.2011

~~Interest~~STRUCTURED ~~Distribution~~ASSET ~~Factors~~MORTGAGE ~~Statement~~INVESTMENTS Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall I-1-A-1 99,146,000.00 3.74810% 953.37841133 2.97779820 0.00000000 0.00000000 I-1-A-2 143,000,000.00 3.74810% 953.37841140 2.97779818 0.00000000 0.00000000 I-1-A-3 8,580,000.00 3.74810% 953.37841142 2.97779837 0.00000000 0.00000000 I-2-A-1 95,588,000.00 5.04555% 960.96092407 4.04048385 0.00000000 0.00000000 I-3-A-1 127,727,000.00 5.65530% 946.97855395 4.46287402 0.00000000 0.00000000 I-4-A-1 103,102,000.00 5.56222% 915.21533443 4.24219133 0.00000000 0.00000000 II~~-A-1~~ ~~260,975,000~~INC.00 5.17715% 935.26773691 4.03501458 0.00000000 0.00000000 R-I 50.00 3.74427% 0.00000000 0.00000000 0.00000000 0.00000000 R-II 50.00 3.74427% 0.00000000 0.00000000 0.00000000 0.00000000 I-B-1 9,017,000.00 4.71026% 998.41637795 3.91900521 0.00000000 0.00000000 I-B-2 5,712,000.00 4.71026% 998.41637780 3.91900560 0.00000000 0.00000000 I-B-3 3,907,000.00 4.71026% 998.41637830 3.91900435 0.00000000 0.00000000 I-B-4 2,405,000.00 4.71026% 998.41637838 3.91900624 0.00000000 0.00000000 I-B-5 1,804,000.00 4.71026% 998.41638027 3.91900776 0.00000000 0.00000000 I-B-6 1,204,590.08 4.71026% 998.41637414 3.91900123 0.00000000 0.00000000 II-B-1 5,292,000.00 5.17715% 999.52650794 4.31224490 0.00000000 0.00000000 II-B-2 1,765,000.00 5.17715% 999.52650992 4.31224363 0.00000000 0.00000000 II-B-3 1,221,000.00 5.17715% 999.52651106 4.31224406 0.00000000 0.00000000 II-B-4 950,000.00 5.17715% 999.52650526 4.31224211 0.00000000 0.00000000 II-B-5 679,000.00 5.17715% 999.52650957 4.31223859 0.00000000 0.00000000 II-B-6 543,792.02 5.17715% 999.52651015 4.31223687 0.00000000 0.00000000 (5) All Classes are per $1,000 denomination.

~~Interest Distribution Factors Statement~~ (~~continued)~~Exact ~~Remaining~~name ~~Ending~~of ~~Non-Supported~~registrant ~~Total~~as ~~Unpaid~~specified ~~Certificate/~~in ~~Interest~~its ~~Realized Interest Interest Notional Class Shortfall Losses (6~~charter) Distribution Shortfall Balance I-1-A-1 0.00000000 0.00000000 2.97779820 0.00000000 927.72183941 I-1-A-2 0.00000000 0.00000000 2.97779818 0.00000000 927.72183944 I-1-A-3 0.00000000 0.00000000 2.97779837 0.00000000 927.72183916 I-2-A-1 0.00000000 0.00000000 4.04048385 0.00000000 944.14856771 I-3-A-1 0.00000000 0.00000000 4.46287402 0.00000000 902.90826544 I-4-A-1 0.00000000 0.00000000 4.24219133 0.00000000 901.87586177 II-A-1 0.00000000 0.00000000 4.03501458 0.00000000 902.01291262 R-I 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-II 0.00000000 0.00000000 8.00000000 0.00000000 0.00000000 I-B-1 0.00000000 0.00000000 3.91900521 0.00000000 997.61976156 I-B-2 0.00000000 0.00000000 3.91900560 0.00000000 997.61976190 I-B-3 0.00000000 0.00000000 3.91900435 0.00000000 997.61976197 I-B-4 0.00000000 0.00000000 3.91900624 0.00000000 997.61976299 I-B-5 0.00000000 0.00000000 3.91900776 0.00000000 997.61976164 I-B-6 0.00000000 0.00000000 3.91900123 0.00000000 997.61976290 II-B-1 0.00000000 0.00000000 4.31224490 0.00000000 999.28653061 II-B-2 0.00000000 0.00000000 4.31224363 0.00000000 999.28653258 II-B-3 0.00000000 0.00000000 4.31224406 0.00000000 999.28652744 II-B-4 0.00000000 0.00000000 4.31224211 0.00000000 999.28652632 II-B-5 0.00000000 0.00000000 4.31223859 0.00000000 999.28652430 II-B-6 0.00000000 0.00000000 4.31223687 0.00000000 999.28652870 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 27,247,460.71 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 56,220.10 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 27,303,680.81 Withdrawals Reimbursement for Servicer Advances 48,400.41 Payment of Service Fee 178,218.84 Payment of Interest and Principal 27,077,061.56 Total Withdrawals (Pool Distribution Amount) 27,303,680.81 Ending Balance 0.00

Delaware		333-115122-19		30-0183252
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 0.00 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 0.00

383 Madison Avenue New York, New York		10l79
(Address of Principal Executive Offices)		(Zip Code)

~~SERVICING~~Registrants ~~FEES~~telephone ~~Gross Servicing Fee 171~~number,~~011.86~~ ~~Additional~~including ~~Servicing~~area ~~Fee 6~~code,~~183.36~~ ~~Miscellaneous~~is ~~Fee~~(212) ~~1,023.62 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 178,218.84~~272-2000

~~LOAN~~Check ~~STATUS~~the ~~STRATIFICATION/CREDIT~~appropriate ~~ENHANCEMENT~~box ~~STATEMENT~~below ~~DELINQUENCY~~if ~~STATUS~~the ~~DELINQUENT~~Form ~~BANKRUPTCY~~8-K ~~FORECLOSURE~~filing ~~REO~~is ~~Total~~intended Noto ofsimultaneously ~~Loans~~satisfy Nothe offiling ~~Loans~~obligation No of ~~Loans~~the Noregistrant ofunder ~~Loans~~any No of ~~Loans~~the ~~Principal~~following ~~Balance~~provisions ~~Principal~~(see ~~Balance~~General ~~Principal~~Instruction ~~Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0~~A.~~00 0.00 0.00 0.00 30 Days 19 0 0 0 19 8,660,708.39 0.00 0.00 0.00 8,660,708.39 60 Days 4 0 0 0 4~~ 2~~,253,225~~.52 0.00 0.00 0.00 2,253,225.52 90 Days 2 0 0 0 2 1,015,750.00 0.00 0.00 0.00 1,015,750.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 25 0 0 0 25 11,929,683.91 0.00 0.00 0.00 11,929,683.91 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.135006% 0.000000% 0.000000% 0.000000% 1.135006% 1.080715% 0.000000% 0.000000% 0.000000% 1.080715% 60 Days 0.238949% 0.000000% 0.000000% 0.000000% 0.238949% 0.281166% 0.000000% 0.000000% 0.000000% 0.281166% 90 Days 0.119474% 0.000000% 0.000000% 0.000000% 0.119474% 0.126749% 0.000000% 0.000000% 0.000000% 0.126749% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.493429% 0.000000% 0.000000% 0.000000% 1.493429% 1.488630% 0.000000% 0.000000% 0.000000% 1.488630%below):

~~Delinquency~~o ~~Status~~Written Bycommunications ~~Groups~~pursuant ~~DELINQUENT~~to ~~BANKRUPTCY~~Rule ~~FORECLOSURE~~425 ~~REO~~under ~~Total~~the ~~I-1~~Securities NoAct of(17 ~~Loans~~CFR ~~No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0~~230.00 0.00 0.00 0.00 30 Days 4 0 0 0 4 1,949,323.76 0.00 0.00 0.00 1,949,323.76 60 Days 1 0 0 0 1 600,832.52 0.00 0.00 0.00 600,832.52 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 5 0 0 0 5 2,550,156.28 0.00 0.00 0.00 2,550,156.28 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.760456% 0.000000% 0.000000% 0.000000% 0.760456% 0.801233% 0.000000% 0.000000% 0.000000% 0.801233% 60 Days 0.190114% 0.000000% 0.000000% 0.000000% 0.190114% 0.246961% 0.000000% 0.000000% 0.000000% 0.246961% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.950570% 0.000000% 0.000000% 0.000000% 0.950570% 1.048194% 0.000000% 0.000000% 0.000000% 1.048194% DELINQUENT BANKRUPTCY FORECLOSURE REO Total I-2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 3 0 0 0 3 1,486,484.63 0.00 0.00 0.00 1,486,484.63 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 3 0 0 0 3 1,486,484.63 0.00 0.00 0.00 1,486,484.63 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.570681% 0.000000% 0.000000% 0.000000% 1.570681% 1.577339% 0.000000% 0.000000% 0.000000% 1.577339% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.570681% 0.000000% 0.000000% 0.000000% 1.570681% 1.577339% 0.000000% 0.000000% 0.000000% 1.577339% DELINQUENT BANKRUPTCY FORECLOSURE REO Total I-3 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 5 0 0 0 5 2,058,000.00 0.00 0.00 0.00 2,058,000.00 60 Days 2 0 0 0 2 902,393.00 0.00 0.00 0.00 902,393.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 7 0 0 0 7 2,960,393.00 0.00 0.00 0.00 2,960,393.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.992032% 0.000000% 0.000000% 0.000000% 1.992032% 1.705603% 0.000000% 0.000000% 0.000000% 1.705603% 60 Days 0.796813% 0.000000% 0.000000% 0.000000% 0.796813% 0.747874% 0.000000% 0.000000% 0.000000% 0.747874% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 2.788845% 0.000000% 0.000000% 0.000000% 2.788845% 2.453476% 0.000000% 0.000000% 0.000000% 2.453476% DELINQUENT BANKRUPTCY FORECLOSURE REO Total I-4 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 4 0 0 0 4 2,244,000.00 0.00 0.00 0.00 2,244,000.00 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 4 0 0 0 4 2,244,000.00 0.00 0.00 0.00 2,244,000.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 2.439024% 0.000000% 0.000000% 0.000000% 2.439024% 2.306292% 0.000000% 0.000000% 0.000000% 2.306292% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 2.439024% 0.000000% 0.000000% 0.000000% 2.439024% 2.306292% 0.000000% 0.000000% 0.000000% 2.306292% DELINQUENT BANKRUPTCY FORECLOSURE REO Total II No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 3 0 0 0 3 922,900.00 0.00 0.00 0.00 922,900.00 60 Days 1 0 0 0 1 750,000.00 0.00 0.00 0.00 750,000.00 90 Days 2 0 0 0 2 1,015,750.00 0.00 0.00 0.00 1,015,750.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 6 0 0 0 6 2,688,650.00 0.00 0.00 0.00 2,688,650.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.553506% 0.000000% 0.000000% 0.000000% 0.553506% 0.375321% 0.000000% 0.000000% 0.000000% 0.375321% 60 Days 0.184502% 0.000000% 0.000000% 0.000000% 0.184502% 0.305007% 0.000000% 0.000000% 0.000000% 0.305007% 90 Days 0.369004% 0.000000% 0.000000% 0.000000% 0.369004% 0.413081% 0.000000% 0.000000% 0.000000% 0.413081% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.107011% 0.000000% 0.000000% 0.000000% 1.107011% 1.093409% 0.000000% 0.000000% 0.000000% 1.093409%425)

~~OTHER~~o ~~INFORMATION~~Soliciting ~~Current~~material ~~Period~~pursuant ~~Class~~to ARule ~~Insufficient~~14a-12(b) ~~Funds~~under ~~0.00~~the ~~Principal~~Exchange ~~Balance~~Act of(17 ~~Contaminated~~CFR ~~Properties 0~~240.~~00 Periodic Advance 56,220.10~~14a-12(b))

~~COLLATERAL~~o ~~STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 5.108205% Weighted Average Net Coupon 4.859384% Weighted Average Pass~~Pre-~~Through~~commencement ~~Rate~~communications ~~4.848898%~~pursuant ~~Weighted~~to ~~Average~~Rule ~~Maturity~~14d-2(~~Stepdown Calculation~~ b) ~~354~~under ~~Beginning~~the ~~Scheduled~~Exchange ~~Collateral~~Act ~~Loan~~(17 ~~Count~~CFR ~~1,717 Number Of Loans Paid In Full 43 Ending Scheduled Collateral Loan Count 1,674 Beginning Scheduled Collateral Balance 824,747,195~~240.~~27 Ending Scheduled Collateral Balance 801,002,730.00 Ending Actual Collateral Balance at 30~~14d-Nov-2004 801,386,739.40 Monthly P &I Constant 4,029,425.99 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Scheduled Principal 518,611.16 Unscheduled Principal 23,225,854.112(b))

~~Miscellaneous~~o ~~Reporting~~Pre-commencement ~~Diverted~~communications ~~Amount~~pursuant 0to Rule 13e-4(c) under the Exchange Act (17 CFR 240.0013e-4(c))

~~Group~~Item ~~Level Collateral Statement Group I-1 I-2 I-3 Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 3~~9.998100 5.303255 5.910253 Weighted Average Net Rate 3.748100 5.053255 5.661462 Weighted Average Maturity 351 199 355 Beginning Loan Count 537 195 262 Loans Paid In Full 11 4 11 Ending Loan Count 526 191 251 Beginning Scheduled Balance 249,452,086.84 95,838,157.70 126,274,988.79 Ending scheduled Balance 243,003,178.23 94,230,395.14 120,644,933.74 Record Date 11/30/2004 11/30/2004 11/30/2004 Principal And Interest Constant 1,217,647.56 440,466.51 647,785.38 Scheduled Principal 386,535.55 16,921.37 25,854.42 Unscheduled Principal 6,062,373.06 1,590,841.19 5,604,200.63 Scheduled Interest 831,112.01 ~~423,545~~(c).14 ~~621,930.96~~Financial ~~Servicing Fees 51~~Statements,~~969.18~~ ~~19,966.28~~Pro ~~26,180.09~~Forma ~~Master~~Financial ~~Servicing~~Information ~~Fees~~and 0Exhibits.00 0.00 0.00 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 0.00 615.02 648.24 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 779,142.83 402,963.84 595,102.63 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 3.748100 5.045554 5.655302

~~Group~~(a) ~~Level~~Not Collateral Statement Group I-4 II Total Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 5.812221 5.451947 5.108205 Weighted Average Net Rate 5.562221 5.205169 4.859384 Weighted Average Maturity 355 355 354 Beginning Loan Count 166 557 1,717 Loans Paid In Full 2 15 43 Ending Loan Count 164 542 1,674 Beginning Scheduled Balance 98,654,620.67 254,527,341.27 824,747,195.27 Ending scheduled Balance 97,278,067.34 245,846,155.55 801,002,730.00 Record Date 11/30/2004 11/30/2004 11/30/2004 Principal And Interest Constant 506,025.51 1,217,501.03 4,029,425.99 Scheduled Principal 28,190.16 61,109.66 518,611.16 Unscheduled Principal 1,348,363.17 8,620,076.06 23,225,854.11 Scheduled Interest 477,835.35 1,156,391.37 3,510,814.83 Servicing Fees 20,553.05 52,343.26 171,011.86 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 0.00 5,943.72 7,206.98 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 457,282.30 1,098,104.39 3,332,595.99 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 5.562221 5.177146 4.848898applicable

~~Miscellaneous~~(b) ~~Reporting~~Not Group I-1 Senior Percentage 95.824717% Senior Prep. Percentage 100.000000% Subordinate Percentage 4.175283% Subordinate Prep. Percentage 0.000000% Group I-2 Senior Percentage 95.845261% Senior Prep. Percentage 100.000000% Subordinate Percentage 4.154739% Subordinate Prep. Percentage 0.000000% Group I-3 Senior Percentage 95.786767% Senior Prep. Percentage 100.000000% Subordinate Percentage 4.213233% Subordinate Prep. Percentage 0.000000%applicable

~~Miscellaneous~~(c) Reporting Group I-4 Senior Percentage 95.647351% Senior Prep. Percentage 100.000000% Subordinate Percentage 4.352649% Subordinate Prep. Percentage 0.000000% Group II Senior Percentage 95.895984% Senior Prep. Percentage 100.000000% Subordinate Percentage 4.104016% Subordinate Prep. Percentage 0.000000%Exhibits:

Amendment No. 1, dated as of June 30, 2011, to the Bear Stearns ARM Trust 2004-8 Pooling and Servicing Agreement, dated as of September 1, 2004, among Structured Asset Mortgage Investments II Inc. as depositor, EMC Mortgage LLC f/k/a EMC Mortgage Corporation as seller and as company, Wells Fargo Bank, N.A. as master servicer and as securities administrator and U.S. Bank National Association as trustee.

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

	STRUCTURED ASSET MORTGAGE
	INVESTMENTS II INC.


	By:	/s/ Robert Durden
	Name:	Robert Durden
	Title:	Vice President

Dated: September 16, 2011

EXHIBIT INDEX

Exhibit Number	Item 601 (a) of Regulation S-K Exhibit No.	Sequentially Numbered Description	Page

1	4	Amendment No. 1 to the Pooling and Servicing Agreement	6

Filing Compare · BEAR STEARNS ARM TRUST, MORTGAGE PASS-THROUGH CERTIFICATES, SERIES 2004-8