Ticker: ISTB CUSIP: 46432F859 Class: CORE 1 5 YR USD
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,384,279 | $67,484 | — | — |
| Q3 2025 | 1,345,877 | $65,733 | — | — |
| Q2 2025 | 1,338,348 | $65,111 | — | — |
| Q1 2025 | 1,378,330 | $66,642 | — | — |
| Q4 2024 | 1,504,770 | $71,883 | — | — |
| Q3 2024 | 1,294,406 | $63,012 | — | — |
| Q2 2024 | 1,246,485 | $59,046 | — | — |
| Q1 2024 | 1,237,380 | $58,701 | — | — |
| Q4 2023 | 1,210,386 | $57,566 | — | — |
| Q3 2023 | 34,098 | $1,581 | — | — |
| Q2 2023 | 34,098 | $1,590 | — | — |
| Q1 2023 | 43,034 | $2,029 | — | — |
| Q4 2022 | 44,102 | $2 | — | — |
| Q3 2022 | 76,527 | $3,528 | — | — |
| Q2 2022 | 1,475,218 | $69,926 | — | — |
| Q1 2022 | 1,816,608 | $88,033 | — | — |
| Q4 2021 | 992,105 | $50,032 | — | — |
| Q3 2021 | 992,181 | $50,671 | — | — |
| Q2 2021 | 805,929 | $41,336 | — | — |
| Q1 2021 | 1,065,875 | $54,667 | — | — |
| Q4 2020 | 1,278,076 | $65,999 | — | — |
| Q3 2020 | 1,163,752 | $59,990 | — | — |
| Q2 2020 | 1,196,835 | $61,600 | — | — |
| Q1 2020 | 1,144,843 | $57,813 | — | — |
| Q4 2019 | 480,186 | $24,201 | — | — |
| Q3 2019 | 4,976 | $250 | — | — |
| Q2 2019 | 4,976 | $250 | — | — |
| Q1 2019 | 4,976 | $247 | — | — |
| Q4 2018 | 19,321 | $947 | — | — |
| Q3 2018 | 800,212 | $39,210 | — | — |
| Q2 2018 | 784,973 | $38,525 | — | — |
| Q1 2018 | 759,282 | $37,470 | — | — |