NPORT-P false 0001100663 XXXXXXXX S000004360 C000012090 iShares Trust 811-09729 0001100663 5493000860OXIC4B5K91 400 Howard Street San Francisco 94105 800-474-2737 iShares 20+ Year Treasury Bond ETF S000004360 549300WWURKS1JGBZU59 2020-02-29 2019-11-30 N 17534402747.04 2085715.12 17532317031.92 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 287.64000000 USD N United States Treasury 254900HROIFWPRGM1V77 912810QT8 11510000.00000000 PA USD 13439723.44000000 0.076656858392 Long DBT UST US N 2 2041-11-15 Fixed 3.13000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810SA7 754921700.00000000 PA USD 880515901.90000000 5.022244922316 Long DBT UST US N 2 2048-02-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QE1 281979600.00000000 PA USD 399838260.94000000 2.280578546532 Long DBT UST US N 2 2040-02-15 Fixed 4.63000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QX9 503359100.00000000 PA USD 554501169.80000000 3.162737525168 Long DBT UST US N 2 2042-08-15 Fixed 2.75000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QD3 53303600.00000000 PA USD 73200834.44000000 0.417519454540 Long DBT UST US N 2 2039-11-15 Fixed 4.38000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RP5 294049300.00000000 PA USD 340672195.61000000 1.943109943710 Long DBT UST US N 2 2045-11-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810SD1 1326514000.00000000 PA USD 1549948701.88000000 8.840524039452 Long DBT UST US N 2 2048-08-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RC4 507395600.00000000 PA USD 642132918.51000000 3.662567345439 Long DBT UST US N 2 2043-08-15 Fixed 3.63000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RJ9 5215500.00000000 PA USD 6016364.49000000 0.034315854995 Long DBT UST US N 2 2044-11-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810SH2 21433000.00000000 PA USD 24535761.53000000 0.139945915222 Long DBT UST US N 2 2049-05-15 Fixed 2.88000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810PW2 3600.00000000 PA USD 4898.53000000 0.000027940003 Long DBT UST US N 2 2038-02-15 Fixed 4.38000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RY6 573733400.00000000 PA USD 638099115.81000000 3.639559532537 Long DBT UST US N 2 2047-08-15 Fixed 2.75000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RB6 984394500.00000000 PA USD 1107290000.86000000 6.315708293684 Long DBT UST US N 2 2043-05-15 Fixed 2.88000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QK7 448796200.00000000 PA USD 580928111.35000000 3.313470263470 Long DBT UST US N 2 2040-08-15 Fixed 3.88000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RU4 428489400.00000000 PA USD 486988246.89000000 2.777660511176 Long DBT UST US N 2 2046-11-15 Fixed 2.88000000 N N N N N N BlackRock Funds III 5493008LW2651I1QB503 066922477 97370000.00000000 NS USD 97370000.00000000 0.555374397021 Long STIV RF US N 1 N N N United States Treasury 254900HROIFWPRGM1V77 912810QZ4 439010200.00000000 PA USD 513830572.29000000 2.930762496220 Long DBT UST US N 2 2043-02-15 Fixed 3.13000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QB7 17503100.00000000 PA USD 23615510.70000000 0.134697032097 Long DBT UST US N 2 2039-05-15 Fixed 4.25000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RQ3 1146813500.00000000 PA USD 1212800070.79000000 6.917511636265 Long DBT UST US N 2 2046-02-15 Fixed 2.50000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810SE9 21925000.00000000 PA USD 27432799.86000000 0.156469905318 Long DBT UST US N 2 2048-11-15 Fixed 3.38000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RG5 4753200.00000000 PA USD 5814129.07000000 0.033162354179 Long DBT UST US N 2 2044-05-15 Fixed 3.38000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RH3 952273900.00000000 PA USD 1120186566.51000000 6.389267114383 Long DBT UST US N 2 2044-08-15 Fixed 3.13000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RM2 1958900.00000000 PA USD 2264212.94000000 0.012914510591 Long DBT UST US N 2 2045-05-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RN0 544980800.00000000 PA USD 616594683.25000000 3.516903568007 Long DBT UST US N 2 2045-08-15 Fixed 2.88000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810PX0 4700.00000000 PA USD 6500.87000000 0.000037079354 Long DBT UST US N 2 2038-05-15 Fixed 4.50000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QH4 8744700.00000000 PA USD 12047873.83000000 0.068718092469 Long DBT UST US N 2 2040-05-15 Fixed 4.38000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RV2 10930100.00000000 PA USD 12725454.29000000 0.072582843823 Long DBT UST US N 2 2047-02-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810PU6 2400.00000000 PA USD 3475.69000000 0.000019824476 Long DBT UST US N 2 2037-05-15 Fixed 5.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QS0 17486800.00000000 PA USD 22319577.78000000 0.127305351251 Long DBT UST US N 2 2041-08-15 Fixed 3.75000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RD2 506876600.00000000 PA USD 654326212.21000000 3.732114876879 Long DBT UST US N 2 2043-11-15 Fixed 3.75000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RZ3 515873200.00000000 PA USD 574110445.39000000 3.274583983079 Long DBT UST US N 2 2047-11-15 Fixed 2.75000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810SC3 794968800.00000000 PA USD 949615074.38000000 5.416369511520 Long DBT UST US N 2 2048-05-15 Fixed 3.13000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RX8 515838800.00000000 PA USD 600569351.60000000 3.425499039896 Long DBT UST US N 2 2047-05-15 Fixed 3.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QL5 595773900.00000000 PA USD 809856874.38000000 4.619223305770 Long DBT UST US N 2 2040-11-15 Fixed 4.25000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RS9 1042638600.00000000 PA USD 1103038330.88000000 6.291457819703 Long DBT UST US N 2 2046-05-15 Fixed 2.50000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810RK6 1197794500.00000000 PA USD 1265685120.94000000 7.219154882013 Long DBT UST US N 2 2045-02-15 Fixed 2.50000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912810QY7 479805100.00000000 PA USD 528554046.66000000 3.014741552401 Long DBT UST US N 2 2042-11-15 Fixed 2.75000000 N N N N N N 2019-12-31 iShares Trust Ann Frechette Ann Frechette Assistant Treasurer XXXX