| 2023-12-31 | Rank |
| U.S. Government agency obligations | $112,740,167,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $69,976,900,000 | 6 |
| Issued by G.N.M.A. | $26,552,722,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $10,505,212,000 | 7 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,569 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $950,373,000 | 29 |
| 2023-09-30 | Rank |
| U.S. Government agency obligations | $113,396,376,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $72,073,112,000 | 5 |
| Issued by G.N.M.A. | $25,269,600,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $10,520,004,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,553 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $938,250,000 | 28 |
| 2023-06-30 | Rank |
| U.S. Government agency obligations | $115,318,959,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $73,944,629,000 | 6 |
| Issued by G.N.M.A. | $24,469,814,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $11,093,056,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,555 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $954,885,000 | 30 |
| 2023-03-31 | Rank |
| U.S. Government agency obligations | $114,288,772,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $74,175,404,000 | 6 |
| Issued by G.N.M.A. | $23,588,471,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $11,118,496,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,556 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $469,876,000 | 48 |
| 2022-12-31 | Rank |
| U.S. Government agency obligations | $117,237,283,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $76,120,772,000 | 6 |
| Issued by G.N.M.A. | $23,108,564,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $12,752,488,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,551 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $463,997,000 | 53 |
| 2022-09-30 | Rank |
| U.S. Government agency obligations | $120,135,058,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $77,492,459,000 | 6 |
| Issued by G.N.M.A. | $23,810,877,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $13,518,057,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,571 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $465,102,000 | 57 |
| 2022-06-30 | Rank |
| U.S. Government agency obligations | $130,631,032,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $79,913,688,000 | 6 |
| Issued by G.N.M.A. | $23,562,798,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $14,362,369,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,557 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $7,563,854,000 | 7 |
| 2022-03-31 | Rank |
| U.S. Government agency obligations | $135,955,214,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $83,227,153,000 | 6 |
| Issued by G.N.M.A. | $23,697,497,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $15,641,465,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,525 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $7,962,856,000 | 6 |
| 2021-12-31 | Rank |
| U.S. Government agency obligations | $133,022,581,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $81,416,529,000 | 6 |
| Issued by G.N.M.A. | $20,818,836,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $16,610,951,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,494 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $8,484,696,000 | 7 |
| 2021-09-30 | Rank |
| U.S. Government agency obligations | $124,527,548,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $78,394,797,000 | 6 |
| Issued by G.N.M.A. | $19,927,264,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $14,373,015,000 | 9 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,509 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $7,685,989,000 | 8 |
| 2021-06-30 | Rank |
| U.S. Government agency obligations | $130,122,944,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $84,365,172,000 | 6 |
| Issued by G.N.M.A. | $21,545,511,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $14,291,929,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,522 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $6,968,378,000 | 9 |
| 2021-03-31 | Rank |
| U.S. Government agency obligations | $125,046,214,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $82,567,058,000 | 6 |
| Issued by G.N.M.A. | $17,779,432,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $15,702,783,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,515 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $6,086,248,000 | 11 |
| 2020-12-31 | Rank |
| U.S. Government agency obligations | $108,371,922,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $69,427,966,000 | 6 |
| Issued by G.N.M.A. | $14,103,371,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $16,293,704,000 | 8 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,463 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $5,406,063,000 | 12 |
| 2020-09-30 | Rank |
| U.S. Government agency obligations | $105,937,594,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $66,924,507,000 | 6 |
| Issued by G.N.M.A. | $16,077,787,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $15,299,199,000 | 6 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,456 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $4,429,218,000 | 15 |
| 2020-06-30 | Rank |
| U.S. Government agency obligations | $101,497,303,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $62,461,230,000 | 6 |
| Issued by G.N.M.A. | $18,365,233,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $15,497,542,000 | 6 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,452 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $3,263,449,000 | 17 |
| 2020-03-31 | Rank |
| U.S. Government agency obligations | $97,513,724,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $54,632,953,000 | 6 |
| Issued by G.N.M.A. | $23,047,066,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $16,237,607,000 | 6 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,415 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $2,623,818,000 | 19 |
| 2019-12-31 | Rank |
| U.S. Government agency obligations | $96,219,678,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $43,761,459,000 | 7 |
| Issued by G.N.M.A. | $29,494,931,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $20,656,963,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,413 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $1,453,154,000 | 27 |
| 2019-09-30 | Rank |
| U.S. Government agency obligations | $94,500,444,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $39,544,265,000 | 7 |
| Issued by G.N.M.A. | $31,185,694,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $22,058,099,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,401 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $984,475,000 | 33 |
| 2019-06-30 | Rank |
| U.S. Government agency obligations | $87,619,954,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $40,348,710,000 | 7 |
| Issued by G.N.M.A. | $23,147,519,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $23,128,430,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,399 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $769,000 | 990 |
| 2019-03-31 | Rank |
| U.S. Government agency obligations | $83,983,049,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $39,683,395,000 | 6 |
| Issued by G.N.M.A. | $18,239,419,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $25,058,022,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,375 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $2,253,000 | 653 |
| 2018-12-31 | Rank |
| U.S. Government agency obligations | $81,484,113,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $38,854,542,000 | 6 |
| Issued by G.N.M.A. | $15,735,063,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $25,851,687,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,361 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $2,282,000 | 629 |
| 2018-09-30 | Rank |
| U.S. Government agency obligations | $80,031,668,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $37,916,991,000 | 6 |
| Issued by G.N.M.A. | $14,258,283,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $26,801,079,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,348 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $5,370,000 | 463 |
| 2018-06-30 | Rank |
| U.S. Government agency obligations | $80,161,202,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | NA | NA |
| Issued by U.S. government enterprises (GSEs) | NA | NA |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $37,555,641,000 | 6 |
| Issued by G.N.M.A. | $13,396,949,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $28,099,339,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,302 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $6,131,000 | 421 |
| 2018-03-31 | Rank |
| U.S. Government agency obligations | $78,758,986,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $742,820,000 | 7 |
| Issued by U.S. government enterprises (GSEs) | $387,306,000 | 37 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $35,557,865,000 | 6 |
| Issued by G.N.M.A. | $12,656,544,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $29,407,931,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,043 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $6,520,000 | 399 |
| 2017-12-31 | Rank |
| U.S. Government agency obligations | $78,106,096,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $785,838,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $394,202,000 | 39 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $33,763,842,000 | 6 |
| Issued by G.N.M.A. | $11,398,822,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $31,756,811,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,045 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $6,581,000 | 377 |
| 2017-09-30 | Rank |
| U.S. Government agency obligations | $79,295,859,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $812,572,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $398,124,000 | 38 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $33,588,382,000 | 6 |
| Issued by G.N.M.A. | $10,873,308,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $33,615,083,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,040 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $8,390,000 | 326 |
| 2017-06-30 | Rank |
| U.S. Government agency obligations | $80,132,352,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $848,320,000 | 7 |
| Issued by U.S. government enterprises (GSEs) | $398,612,000 | 37 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $32,447,954,000 | 6 |
| Issued by G.N.M.A. | $10,540,565,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $35,886,836,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 1,017 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $10,065,000 | 287 |
| 2017-03-31 | Rank |
| U.S. Government agency obligations | $81,399,604,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $870,193,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $883,292,000 | 17 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $29,327,467,000 | 8 |
| Issued by G.N.M.A. | $10,540,970,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $39,763,604,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 976 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $14,078,000 | 241 |
| 2016-12-31 | Rank |
| U.S. Government agency obligations | $81,976,192,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $902,022,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $389,445,000 | 41 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $28,140,453,000 | 7 |
| Issued by G.N.M.A. | $9,993,225,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $42,536,441,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 950 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $14,606,000 | 226 |
| 2016-09-30 | Rank |
| U.S. Government agency obligations | $84,780,782,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $994,203,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $402,637,000 | 36 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $26,243,883,000 | 8 |
| Issued by G.N.M.A. | $9,915,631,000 | 3 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $47,208,453,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 878 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $15,975,000 | 199 |
| 2016-06-30 | Rank |
| U.S. Government agency obligations | $87,103,793,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $1,032,423,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $455,358,000 | 38 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $21,802,810,000 | 8 |
| Issued by G.N.M.A. | $9,587,244,000 | 3 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $54,206,171,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 836 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $19,787,000 | 168 |
| 2016-03-31 | Rank |
| U.S. Government agency obligations | $90,618,436,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $1,046,778,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $454,798,000 | 42 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $17,342,186,000 | 8 |
| Issued by G.N.M.A. | $9,206,895,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $62,535,776,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 825 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $32,003,000 | 115 |
| 2015-12-31 | Rank |
| U.S. Government agency obligations | $92,153,121,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $1,069,183,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $456,142,000 | 45 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $16,273,503,000 | 8 |
| Issued by G.N.M.A. | $8,983,369,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $65,318,496,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 795 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $52,428,000 | 81 |
| 2015-09-30 | Rank |
| U.S. Government agency obligations | $93,096,359,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $1,096,388,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $456,067,000 | 47 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $16,058,207,000 | 8 |
| Issued by G.N.M.A. | $8,157,082,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $67,256,709,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 764 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $71,906,000 | 67 |
| 2015-06-30 | Rank |
| U.S. Government agency obligations | $91,547,459,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $1,127,435,000 | 3 |
| Issued by U.S. government enterprises (GSEs) | $500,460,000 | 48 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,478,538,000 | 8 |
| Issued by G.N.M.A. | $8,154,526,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $67,195,059,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 733 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $91,441,000 | 58 |
| 2015-03-31 | Rank |
| U.S. Government agency obligations | $90,539,205,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $1,230,568,000 | 2 |
| Issued by U.S. government enterprises (GSEs) | $505,673,000 | 46 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,370,593,000 | 8 |
| Issued by G.N.M.A. | $7,911,591,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $66,418,155,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 716 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $102,625,000 | 54 |
| 2014-12-31 | Rank |
| U.S. Government agency obligations | $89,272,356,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $1,257,375,000 | 2 |
| Issued by U.S. government enterprises (GSEs) | $803,261,000 | 29 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,952,101,000 | 7 |
| Issued by G.N.M.A. | $7,819,868,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $65,325,019,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 719 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $114,732,000 | 49 |
| 2014-09-30 | Rank |
| U.S. Government agency obligations | $85,324,576,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $1,181,989,000 | 2 |
| Issued by U.S. government enterprises (GSEs) | $893,404,000 | 25 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,151,955,000 | 9 |
| Issued by G.N.M.A. | $7,187,290,000 | 4 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $62,788,408,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 712 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $121,530,000 | 47 |
| 2014-06-30 | Rank |
| U.S. Government agency obligations | $79,837,929,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $770,484,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $883,356,000 | 26 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,170,355,000 | 9 |
| Issued by G.N.M.A. | $6,618,006,000 | 5 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $58,262,771,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 732 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $132,957,000 | 38 |
| 2014-03-31 | Rank |
| U.S. Government agency obligations | $75,642,676,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $680,350,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $868,341,000 | 26 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,124,970,000 | 10 |
| Issued by G.N.M.A. | $5,669,402,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $55,156,258,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 734 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $143,355,000 | 38 |
| 2013-12-31 | Rank |
| U.S. Government agency obligations | $68,743,631,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $652,196,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $848,947,000 | 28 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,657,563,000 | 10 |
| Issued by G.N.M.A. | $5,423,110,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $48,010,141,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 687 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $151,674,000 | 37 |
| 2013-09-30 | Rank |
| U.S. Government agency obligations | $64,112,503,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $610,083,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $863,863,000 | 28 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,334,822,000 | 9 |
| Issued by G.N.M.A. | $5,247,283,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $42,887,472,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 665 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $168,980,000 | 29 |
| 2013-06-30 | Rank |
| U.S. Government agency obligations | $62,397,607,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $523,971,000 | 5 |
| Issued by U.S. government enterprises (GSEs) | $875,034,000 | 28 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $15,158,684,000 | 8 |
| Issued by G.N.M.A. | $5,091,530,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $40,571,734,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 665 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $176,654,000 | 27 |
| 2013-03-31 | Rank |
| U.S. Government agency obligations | $61,886,524,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $485,192,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $811,451,000 | 28 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $16,577,277,000 | 8 |
| Issued by G.N.M.A. | $5,562,202,000 | 6 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $38,262,916,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 619 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $187,486,000 | 24 |
| 2012-12-31 | Rank |
| U.S. Government agency obligations | $61,541,216,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $414,866,000 | 8 |
| Issued by U.S. government enterprises (GSEs) | $513,999,000 | 44 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $17,443,666,000 | 7 |
| Issued by G.N.M.A. | $5,994,738,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $36,980,407,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 550 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $193,540,000 | 24 |
| 2012-09-30 | Rank |
| U.S. Government agency obligations | $61,573,427,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $361,601,000 | 9 |
| Issued by U.S. government enterprises (GSEs) | $16,214,000 | 1,521 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $18,700,707,000 | 6 |
| Issued by G.N.M.A. | $6,418,778,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $35,873,642,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 518 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $202,485,000 | 23 |
| 2012-06-30 | Rank |
| U.S. Government agency obligations | $60,355,449,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $355,752,000 | 10 |
| Issued by U.S. government enterprises (GSEs) | $67,203,000 | 356 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $19,361,905,000 | 6 |
| Issued by G.N.M.A. | $6,760,841,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $33,678,102,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 482 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $131,646,000 | 21 |
| 2012-03-31 | Rank |
| U.S. Government agency obligations | $60,444,783,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $338,879,000 | 9 |
| Issued by U.S. government enterprises (GSEs) | $118,391,000 | 201 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $18,806,640,000 | 7 |
| Issued by G.N.M.A. | $7,131,504,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $33,911,951,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 452 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $137,418,000 | 22 |
| 2011-12-31 | Rank |
| U.S. Government agency obligations | $57,004,775,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $328,590,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $306,393,000 | 69 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $16,031,439,000 | 8 |
| Issued by G.N.M.A. | $6,935,332,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $33,262,686,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 388 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $140,335,000 | 15 |
| 2011-09-30 | Rank |
| U.S. Government agency obligations | $54,219,816,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $350,355,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $756,392,000 | 26 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,226,225,000 | 8 |
| Issued by G.N.M.A. | $4,989,533,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $33,749,708,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 358 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $147,603,000 | 11 |
| 2011-06-30 | Rank |
| U.S. Government agency obligations | $51,015,595,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $229,062,000 | 6 |
| Issued by U.S. government enterprises (GSEs) | $1,103,047,000 | 23 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,455,089,000 | 7 |
| Issued by G.N.M.A. | $4,577,646,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $30,492,275,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 353 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $158,476,000 | 10 |
| 2011-03-31 | Rank |
| U.S. Government agency obligations | $46,552,821,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $185,013,000 | 8 |
| Issued by U.S. government enterprises (GSEs) | $1,538,138,000 | 17 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,915,006,000 | 8 |
| Issued by G.N.M.A. | $4,129,763,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $25,615,483,000 | 3 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | $0 | 347 |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | $169,418,000 | 8 |
| 2010-12-31 | Rank |
| U.S. Government agency obligations | $40,060,671,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $187,340,000 | 8 |
| Issued by U.S. government enterprises (GSEs) | $1,532,499,000 | 21 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,743,530,000 | 7 |
| Issued by G.N.M.A. | $2,531,237,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $21,066,065,000 | 3 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2010-09-30 | Rank |
| U.S. Government agency obligations | $36,067,571,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $193,125,000 | 7 |
| Issued by U.S. government enterprises (GSEs) | $1,411,246,000 | 19 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,028,400,000 | 8 |
| Issued by G.N.M.A. | $2,232,572,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $18,202,228,000 | 4 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2010-06-30 | Rank |
| U.S. Government agency obligations | $35,654,300,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $179,209,000 | 7 |
| Issued by U.S. government enterprises (GSEs) | $2,413,662,000 | 6 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,793,175,000 | 9 |
| Issued by G.N.M.A. | $2,241,192,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $17,027,062,000 | 3 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2010-03-31 | Rank |
| U.S. Government agency obligations | $34,397,718,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $176,743,000 | 8 |
| Issued by U.S. government enterprises (GSEs) | $2,406,991,000 | 9 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,543,293,000 | 7 |
| Issued by G.N.M.A. | $2,088,497,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $16,182,194,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2009-12-31 | Rank |
| U.S. Government agency obligations | $32,761,440,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $113,465,000 | 10 |
| Issued by U.S. government enterprises (GSEs) | $3,247,159,000 | 7 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $12,759,116,000 | 10 |
| Issued by G.N.M.A. | $1,998,496,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $14,643,204,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2009-09-30 | Rank |
| U.S. Government agency obligations | $29,959,646,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $111,837,000 | 11 |
| Issued by U.S. government enterprises (GSEs) | $3,148,649,000 | 8 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $12,811,370,000 | 7 |
| Issued by G.N.M.A. | $668,933,000 | 20 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $13,218,857,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2009-06-30 | Rank |
| U.S. Government agency obligations | $28,286,963,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $112,182,000 | 14 |
| Issued by U.S. government enterprises (GSEs) | $2,344,158,000 | 7 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $12,659,024,000 | 9 |
| Issued by G.N.M.A. | $578,621,000 | 20 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $12,592,978,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2009-03-31 | Rank |
| U.S. Government agency obligations | $26,815,245,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $114,197,000 | 12 |
| Issued by U.S. government enterprises (GSEs) | $569,161,000 | 38 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,624,216,000 | 6 |
| Issued by G.N.M.A. | $590,272,000 | 17 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $11,917,399,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2008-12-31 | Rank |
| U.S. Government agency obligations | $26,931,555,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $118,399,000 | 9 |
| Issued by U.S. government enterprises (GSEs) | $465,499,000 | 42 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $15,748,827,000 | 5 |
| Issued by G.N.M.A. | $612,141,000 | 14 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,986,689,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2008-09-30 | Rank |
| U.S. Government agency obligations | $25,862,537,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $68,549,000 | 16 |
| Issued by U.S. government enterprises (GSEs) | $3,049,000 | 4,583 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $15,734,867,000 | 5 |
| Issued by G.N.M.A. | $576,566,000 | 14 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,479,506,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2008-06-30 | Rank |
| U.S. Government agency obligations | $26,200,366,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $68,991,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $10,044,000 | 2,630 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $15,948,735,000 | 5 |
| Issued by G.N.M.A. | $585,221,000 | 12 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,587,375,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2008-03-31 | Rank |
| U.S. Government agency obligations | $25,958,439,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $55,188,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $10,088,000 | 2,737 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $18,093,322,000 | 5 |
| Issued by G.N.M.A. | $619,369,000 | 10 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $7,180,472,000 | 4 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2007-12-31 | Rank |
| U.S. Government agency obligations | $26,376,076,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $56,169,000 | 22 |
| Issued by U.S. government enterprises (GSEs) | $340,466,000 | 62 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $17,773,501,000 | 6 |
| Issued by G.N.M.A. | $637,732,000 | 11 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $7,568,208,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2007-09-30 | Rank |
| U.S. Government agency obligations | $26,837,347,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $49,091,000 | 25 |
| Issued by U.S. government enterprises (GSEs) | $383,445,000 | 61 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $18,148,930,000 | 6 |
| Issued by G.N.M.A. | $658,676,000 | 10 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $7,597,205,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2007-06-30 | Rank |
| U.S. Government agency obligations | $27,388,866,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $50,048,000 | 22 |
| Issued by U.S. government enterprises (GSEs) | $397,022,000 | 63 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $18,507,780,000 | 6 |
| Issued by G.N.M.A. | $674,782,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $7,759,234,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2007-03-31 | Rank |
| U.S. Government agency obligations | $28,808,314,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $54,137,000 | 22 |
| Issued by U.S. government enterprises (GSEs) | $397,776,000 | 68 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $19,636,406,000 | 6 |
| Issued by G.N.M.A. | $716,355,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,003,640,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2006-12-31 | Rank |
| U.S. Government agency obligations | $29,525,012,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $58,132,000 | 21 |
| Issued by U.S. government enterprises (GSEs) | $390,344,000 | 73 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $20,258,968,000 | 6 |
| Issued by G.N.M.A. | $732,611,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,084,957,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2006-09-30 | Rank |
| U.S. Government agency obligations | $30,119,869,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $61,370,000 | 22 |
| Issued by U.S. government enterprises (GSEs) | $380,030,000 | 77 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $20,819,075,000 | 6 |
| Issued by G.N.M.A. | $710,653,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,148,741,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2006-06-30 | Rank |
| U.S. Government agency obligations | $30,251,896,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $59,889,000 | 20 |
| Issued by U.S. government enterprises (GSEs) | $326,496,000 | 89 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $20,935,733,000 | 5 |
| Issued by G.N.M.A. | $713,307,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,216,471,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2006-03-31 | Rank |
| U.S. Government agency obligations | $31,813,791,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $62,822,000 | 19 |
| Issued by U.S. government enterprises (GSEs) | $319,876,000 | 99 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $22,078,307,000 | 5 |
| Issued by G.N.M.A. | $753,752,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,599,034,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2005-12-31 | Rank |
| U.S. Government agency obligations | $33,168,479,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $66,770,000 | 20 |
| Issued by U.S. government enterprises (GSEs) | $321,874,000 | 93 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $22,605,813,000 | 4 |
| Issued by G.N.M.A. | $798,977,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,375,045,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2005-09-30 | Rank |
| U.S. Government agency obligations | $35,155,217,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $75,626,000 | 18 |
| Issued by U.S. government enterprises (GSEs) | $326,928,000 | 91 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $24,857,466,000 | 4 |
| Issued by G.N.M.A. | $771,702,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,123,495,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2005-06-30 | Rank |
| U.S. Government agency obligations | $36,298,125,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $77,053,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $4,986,000 | 5,036 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $26,247,118,000 | 3 |
| Issued by G.N.M.A. | $835,681,000 | 8 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,133,287,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2005-03-31 | Rank |
| U.S. Government agency obligations | $37,121,095,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $73,798,000 | 18 |
| Issued by U.S. government enterprises (GSEs) | $4,934,000 | 5,091 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $26,816,207,000 | 4 |
| Issued by G.N.M.A. | $870,569,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,355,587,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-12-31 | Rank |
| U.S. Government agency obligations | $36,196,314,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $77,695,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $448,981,000 | 73 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $25,325,607,000 | 4 |
| Issued by G.N.M.A. | $929,397,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,414,634,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-09-30 | Rank |
| U.S. Government agency obligations | $34,858,460,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $81,622,000 | 19 |
| Issued by U.S. government enterprises (GSEs) | $1,418,427,000 | 23 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $22,252,745,000 | 4 |
| Issued by G.N.M.A. | $989,152,000 | 10 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $10,116,514,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-06-30 | Rank |
| U.S. Government agency obligations | $37,352,401,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $83,901,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $2,886,272,000 | 13 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $23,295,255,000 | 4 |
| Issued by G.N.M.A. | $1,019,979,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $10,066,994,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-03-31 | Rank |
| U.S. Government agency obligations | $41,849,186,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $82,869,000 | 15 |
| Issued by U.S. government enterprises (GSEs) | $1,418,231,000 | 22 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $26,968,734,000 | 4 |
| Issued by G.N.M.A. | $1,137,915,000 | 9 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $12,241,437,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-12-31 | Rank |
| U.S. Government agency obligations | $39,754,839,000 | 3 |
| Non-mortgage backed: |
| U.S. government agencies | $88,202,000 | 17 |
| Issued by U.S. government enterprises (GSEs) | $1,396,925,000 | 24 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $25,623,678,000 | 4 |
| Issued by G.N.M.A. | $1,170,905,000 | 10 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $11,475,129,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-09-30 | Rank |
| U.S. Government agency obligations | $33,058,838,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $92,372,000 | 15 |
| Issued by U.S. government enterprises (GSEs) | $1,439,123,000 | 25 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $21,842,020,000 | 4 |
| Issued by G.N.M.A. | $1,131,636,000 | 11 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $8,553,687,000 | 1 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-06-30 | Rank |
| U.S. Government agency obligations | $32,807,261,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $92,523,000 | 14 |
| Issued by U.S. government enterprises (GSEs) | $3,104,239,000 | 9 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $19,036,782,000 | 4 |
| Issued by G.N.M.A. | $1,243,221,000 | 12 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $9,330,496,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-03-31 | Rank |
| U.S. Government agency obligations | $26,130,856,000 | 7 |
| Non-mortgage backed: |
| U.S. government agencies | $97,492,000 | 13 |
| Issued by U.S. government enterprises (GSEs) | $154,411,000 | 169 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,967,805,000 | 5 |
| Issued by G.N.M.A. | $871,813,000 | 15 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $10,039,335,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2002-12-31 | Rank |
| U.S. Government agency obligations | $23,997,496,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $102,985,000 | 11 |
| Issued by U.S. government enterprises (GSEs) | $155,673,000 | 165 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $15,645,556,000 | 4 |
| Issued by G.N.M.A. | $409,423,000 | 33 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $7,683,859,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2001-12-31 | Rank |
| U.S. Government agency obligations | $21,576,076,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $120,614,000 | 10 |
| Issued by U.S. government enterprises (GSEs) | $121,123,000 | 176 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $8,303,715,000 | 7 |
| Issued by G.N.M.A. | $494,875,000 | 33 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $12,535,749,000 | 2 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2000-12-31 | Rank |
| U.S. Government agency obligations | $6,595,624,000 | 21 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,091 |
| Issued by U.S. government enterprises (GSEs) | $758,575,000 | 34 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $2,260,846,000 | 15 |
| Issued by G.N.M.A. | $810,230,000 | 20 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $2,765,973,000 | 12 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1999-12-31 | Rank |
| U.S. Government agency obligations | $1,919,031,000 | 69 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,161 |
| Issued by U.S. government enterprises (GSEs) | $29,724,000 | 1,182 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $743,124,000 | 49 |
| Issued by G.N.M.A. | $890,800,000 | 21 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $255,383,000 | 119 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1998-12-31 | Rank |
| U.S. Government agency obligations | $1,674,931,000 | 74 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,266 |
| Issued by U.S. government enterprises (GSEs) | $38,179,000 | 741 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $817,877,000 | 44 |
| Issued by G.N.M.A. | $376,415,000 | 39 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $442,460,000 | 80 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1997-12-31 | Rank |
| U.S. Government agency obligations | $914,870,000 | 128 |
| Non-mortgage backed: |
| U.S. government agencies | $563,000 | 723 |
| Issued by U.S. government enterprises (GSEs) | $0 | 8,397 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $150,810,000 | 152 |
| Issued by G.N.M.A. | $349,464,000 | 37 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $414,033,000 | 70 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1996-12-31 | Rank |
| U.S. Government agency obligations | $1,266,604,000 | 91 |
| Non-mortgage backed: |
| U.S. government agencies | $660,000 | 770 |
| Issued by U.S. government enterprises (GSEs) | $4,516,000 | 4,974 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $278,673,000 | 95 |
| Issued by G.N.M.A. | $455,735,000 | 24 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $527,020,000 | 48 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1995-12-31 | Rank |
| U.S. Government agency obligations | $1,275,108,000 | 88 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,692 |
| Issued by U.S. government enterprises (GSEs) | $3,076,000 | 5,846 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $318,052,000 | 84 |
| Issued by G.N.M.A. | $530,318,000 | 23 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $423,662,000 | 72 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1994-12-31 | Rank |
| U.S. Government agency obligations | $1,777,431,000 | 49 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,632 |
| Issued by U.S. government enterprises (GSEs) | $2,982,000 | 5,551 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $693,231,000 | 44 |
| Issued by G.N.M.A. | $558,257,000 | 22 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $522,961,000 | 68 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1993-12-31 | Rank |
| U.S. Government agency obligations | $893,665,000 | 106 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,434 |
| Issued by U.S. government enterprises (GSEs) | $2,996,000 | 5,160 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $575,859,000 | 43 |
| Issued by G.N.M.A. | $0 | 5,882 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $314,810,000 | 117 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1992-12-31 | Rank |
| U.S. Government agency obligations | $733,711,000 | 130 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,382 |
| Issued by U.S. government enterprises (GSEs) | $7,043,000 | 2,682 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $448,121,000 | 45 |
| Issued by G.N.M.A. | $0 | 5,925 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $278,547,000 | 120 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
