Each N-PORT filing of IBTK compared with the one before: positions added and dropped, the largest weight changes, turnover. Computed by Mulden from the filings; dated by filing period and SEC receipt.https://themulden.com/enhttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/27 positions became 27: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.6%. Largest increases: BlackRock Funds III 0.17% to 0.46%; United States of America 4.55% to 4.65%; United States of America 2.65% to 2.68%; United States of America 4.64% to 4.68%; United States of America 4.64% to 4.68%; United States of America 4.7% to 4.73%. Largest decreases: United States of America 2.35% to 2.26%; United States of America 4.8% to 4.71%; United States of America 4.74% to 4.67%; United States of America 2.62% to 2.56%; United States of America 4.79% to 4.73%; United States of America 6.46% to 6.41%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Fri, 26 Jun 2026 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/24 positions became 27: 3 added (9.69% of the fund), 0 dropped (0%). Turnover proxy 23.5%. Largest increases: United States of America 0.19% to 4.74%; United States of America 0.36% to 4.64%; United States of America 2.79% to 4.79%; United States of America 1.07% to 2.34%; United States of America 1.1% to 2.27%; United States of America 4.57% to 4.8%. Largest decreases: United States of America 8.36% to 6.06%; United States of America 8.52% to 6.46%; United States of America 6.68% to 4.68%; United States of America 6.75% to 4.77%; United States of America 5.28% to 3.54%; United States of America 4.22% to 2.65%. New: United States of America (4.64%), United States of America (4.55%), United States of America (0.5%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Fri, 27 Mar 2026 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/21 positions became 24: 3 added (3.34% of the fund), 0 dropped (0%). Turnover proxy 3.3%. Largest increases: United States of America 3.53% to 3.53%; United States of America 3.46% to 3.46%. Largest decreases: United States of America 4.53% to 3.78%; United States of America 7.47% to 6.75%; BlackRock Funds III 0.57% to 0.02%; United States of America 8.82% to 8.36%; United States of America 7.13% to 6.68%; United States of America 4.37% to 4.22%. New: United States of America (2.79%), United States of America (0.36%), United States of America (0.19%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 23 Dec 2025 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/18 positions became 21: 3 added (14.99% of the fund), 0 dropped (0%). Turnover proxy 16.6%. Largest increases: United States of America 7.31% to 7.94%; United States of America 0.62% to 1.07%; United States of America 0.7% to 1.1%; United States of America 7.44% to 7.47%; United States of America 4.51% to 4.53%; United States of America 5.83% to 5.85%. Largest decreases: United States of America 11.99% to 8.82%; United States of America 7.74% to 5.37%; United States of America 5.81% to 3.53%; United States of America 5.75% to 3.59%; United States of America 9.24% to 7.13%; United States of America 5.5% to 3.65%. New: United States of America (5.9%), United States of America (4.57%), United States of America (4.51%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Fri, 26 Sep 2025 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/16 positions became 18: 2 added (13.28% of the fund), 0 dropped (0%). Turnover proxy 13.6%. Largest increases: BlackRock Funds III 0.89% to 1.21%; United States of America 7.71% to 7.74%. Largest decreases: United States of America 17.89% to 11.99%; United States of America 13.41% to 9.24%; United States of America 5.82% to 4.36%; United States of America 11.37% to 10.09%; United States of America 6.22% to 5.5%; United States of America 7.33% to 7.31%. New: United States of America (7.44%), United States of America (5.83%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Thu, 26 Jun 2025 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/16 positions became 16: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.3%. Largest increases: United States of America 11.29% to 11.37%; United States of America 7.64% to 7.71%; United States of America 13.36% to 13.41%; United States of America 7.31% to 7.33%; United States of America 5.8% to 5.81%; United States of America 4.51% to 4.52%. Largest decreases: BlackRock Funds III 1.17% to 0.89%; United States of America 3.98% to 3.97%; United States of America 6.22% to 6.22%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Wed, 26 Mar 2025 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/16 positions became 16: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 1.1%. Largest increases: United States of America 3.32% to 3.98%; BlackRock Funds III 0.86% to 1.17%; United States of America 13.29% to 13.36%; United States of America 11.24% to 11.29%; United States of America 7.61% to 7.64%; United States of America 5.79% to 5.8%. Largest decreases: United States of America 8.31% to 7.31%; United States of America 17.96% to 17.89%; United States of America 5.84% to 5.82%; United States of America 6.24% to 6.22%; United States of America 4.52% to 4.51%; United States of America 3.44% to 3.44%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Thu, 26 Dec 2024 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/16 positions became 16: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.7%. Largest increases: United States of America 0.35% to 0.62%; United States of America 11% to 11.24%; United States of America 17.85% to 17.96%; United States of America 7.57% to 7.61%; United States of America 5.83% to 5.84%; United States of America 5.79% to 5.79%. Largest decreases: BlackRock Funds III 1.22% to 0.86%; United States of America 6.49% to 6.24%; United States of America 13.34% to 13.29%; United States of America 8.32% to 8.31%; United States of America 3.32% to 3.32%; United States of America 0.7% to 0.7%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Fri, 27 Sep 2024 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/16 positions became 16: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 13.2%. Largest increases: United States Treasury 0.66% to 6.49%; United States Treasury 1.36% to 5.83%; United States Treasury 0.67% to 3.32%; United States Treasury 17.78% to 17.85%; United States Treasury 13.27% to 13.34%; United States Treasury 8.3% to 8.32%. Largest decreases: United States Treasury 18.67% to 11%; United States Treasury 5.49% to 0.7%; United States Treasury 7.91% to 7.57%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 1.57% to 1.22%; United States Treasury 4.52% to 4.52%; United States Treasury 0.35% to 0.35%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Thu, 27 Jun 2024 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/13 positions became 16: 3 added (2.69% of the fund), 0 dropped (0%). Turnover proxy 4.3%. Largest increases: United States Treasury 3.56% to 4.52%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 1.32% to 1.57%; United States Treasury 17.56% to 17.78%; United States Treasury 13.12% to 13.27%. Largest decreases: United States Treasury 7.38% to 5.49%; United States Treasury 9.25% to 7.91%; United States Treasury 19.68% to 18.67%; United States Treasury 8.33% to 8.3%; United States Treasury 4.5% to 4.5%; United States Treasury 5.74% to 5.74%. New: United States Treasury (1.36%), United States Treasury (0.67%), United States Treasury (0.66%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Wed, 27 Mar 2024 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/9 positions became 13: 4 added (13.09% of the fund), 0 dropped (0%). Turnover proxy 16.7%. Largest increases: United States Treasury 3.51% to 5.78%; United States Treasury 6.22% to 7.38%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 1.17% to 1.32%; United States Treasury 4.5% to 4.5%. Largest decreases: United States Treasury 16.4% to 9.25%; United States Treasury 17.76% to 13.12%; United States Treasury 10.78% to 8.33%; United States Treasury 22.11% to 19.68%; United States Treasury 17.56% to 17.56%. New: United States Treasury (5.74%), United States Treasury (3.56%), United States Treasury (3.44%), United States Treasury (0.35%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Wed, 27 Dec 2023 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/7 positions became 9: 2 added (8.01% of the fund), 0 dropped (0%). Turnover proxy 8.9%. Largest increases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.37% to 1.17%; United States Treasury 17.66% to 17.76%; United States Treasury 10.76% to 10.78%; United States Treasury 6.2% to 6.22%. Largest decreases: United States Treasury 23.45% to 17.56%; United States Treasury 24.16% to 22.11%; United States Treasury 17.4% to 16.4%. New: United States Treasury (4.5%), United States Treasury (3.51%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 26 Sep 2023 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 7: 2 added (16.96% of the fund), 0 dropped (0%). Turnover proxy 17.1%. Largest increases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.25% to 0.37%; United States Treasury 17.35% to 17.4%. Largest decreases: United States Treasury 30.84% to 24.16%; United States Treasury 22.91% to 17.66%; United States Treasury 28.65% to 23.45%. New: United States Treasury (10.76%), United States Treasury (6.2%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 27 Jun 2023 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.4%. Largest increases: United States Treasury 28.41% to 28.65%; United States Treasury 30.67% to 30.84%; United States Treasury 17.31% to 17.35%. Largest decreases: United States Treasury 23.17% to 22.91%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.45% to 0.25%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Wed, 29 Mar 2023 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.4%. Largest increases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.18% to 0.45%; United States Treasury 28.36% to 28.41%; United States Treasury 23.12% to 23.17%. Largest decreases: United States Treasury 30.88% to 30.67%; United States Treasury 17.47% to 17.31%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 27 Dec 2022 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.3%. Largest increases: United States Treasury 30.75% to 30.88%; United States Treasury 28.27% to 28.36%; United States Treasury 23.08% to 23.12%. Largest decreases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.42% to 0.18%; United States Treasury 17.48% to 17.47%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 27 Sep 2022 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.1%. Largest increases: United States Treasury 17.4% to 17.48%; United States Treasury 23.04% to 23.08%. Largest decreases: United States Treasury 30.82% to 30.75%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.46% to 0.42%; United States Treasury 28.29% to 28.27%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Mon, 27 Jun 2022 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.2%. Largest increases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.29% to 0.46%. Largest decreases: United States Treasury 17.46% to 17.4%; United States Treasury 30.86% to 30.82%; United States Treasury 28.33% to 28.29%; United States Treasury 23.06% to 23.04%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 29 Mar 2022 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 4.4%. Largest increases: United States Treasury 27.33% to 30.86%; United States Treasury 27.46% to 28.33%; BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.28% to 0.29%. Largest decreases: United States Treasury 25.73% to 23.06%; United States Treasury 19.19% to 17.46%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 28 Dec 2021 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/5 positions became 5: 0 added (0% of the fund), 0 dropped (0%). Turnover proxy 0.2%. Largest increases: United States Treasury 27.38% to 27.46%; United States Treasury 27.25% to 27.33%; United States Treasury 25.68% to 25.73%. Largest decreases: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 0.43% to 0.28%; United States Treasury 19.26% to 19.19%. Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Tue, 28 Sep 2021 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/4 positions became 5: 1 added (0.43% of the fund), 0 dropped (0%). Turnover proxy 14.9%. Largest increases: United States Treasury 12.81% to 27.25%. Largest decreases: United States Treasury 40.29% to 27.38%; United States Treasury 27.63% to 25.68%; United States Treasury 19.26% to 19.26%. New: BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES (0.43%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Mon, 28 Jun 2021 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/3 positions became 4: 1 added (12.81% of the fund), 0 dropped (0%). Turnover proxy 16.7%. Largest increases: United States Treasury 36.39% to 40.29%. Largest decreases: United States Treasury 32.68% to 19.26%; United States Treasury 30.93% to 27.63%. New: United States Treasury (12.81%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Wed, 31 Mar 2021 12:00:00 GMThttps://themulden.com/funds/ibtk/https://themulden.com/funds/ibtk/2 positions became 3: 1 added (36.39% of the fund), 0 dropped (0%). Turnover proxy 36.4%. Largest decreases: United States Treasury 52.89% to 32.68%; United States Treasury 47.11% to 30.93%. New: United States Treasury (36.39%). Weights are shares of the fund's own investments, securities-lending collateral excluded; positions matched on identifiers.Mon, 28 Dec 2020 12:00:00 GMT