Ticker: ISTR CUSIP: 46134L105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 213 | $6 | $24.59 | $21.43 - $27.95 |
| Q3 2025 | 106 | $2 | $22.44 | $19.17 - $23.70 |
| Q2 2025 | 3,074 | $59 | $18.45 | $15.39 - $20.38 |
| Q1 2025 | 6,409 | $113 | $18.75 | $16.70 - $22.05 |
| Q4 2024 | 7,123 | $156 | $21.91 | $18.17 - $24.80 |
| Q3 2024 | 6,733 | $131 | $17.59 | $14.91 - $19.96 |
| Q2 2024 | 2,076 | $32 | $15.81 | $14.60 - $16.97 |
| Q1 2024 | 20,601 | $337 | $16.49 | $14.82 - $17.99 |
| Q4 2023 | 1,817 | $27 | $11.37 | $9.07 - $15.19 |
| Q1 2023 | 10,124 | $141 | $19.27 | $13.50 - $22.20 |
| Q4 2022 | 5,491 | $118 | $21.45 | $19.75 - $22.48 |
| Q1 2021 | 656 | $13 | $18.78 | $15.66 - $23.45 |
| Q4 2020 | 1,950 | $32 | $15.38 | $12.51 - $17.39 |
| Q3 2020 | 489 | $6 | $13.65 | $12.35 - $15.21 |
| Q2 2020 | 1,382 | $20 | $12.74 | $10.00 - $16.57 |
| Q1 2020 | 2,646 | $34 | $20.32 | $8.49 - $24.40 |
| Q4 2019 | 1,848 | $44 | $24.60 | $23.10 - $26.46 |
| Q3 2019 | 1,236 | $29 | $23.51 | $21.48 - $24.50 |
| Q2 2019 | 2,446 | $58 | $23.29 | $22.22 - $24.50 |
| Q1 2019 | 2,264 | $52 | $23.58 | $21.64 - $25.29 |
| Q4 2018 | 2,411 | $60 | $24.99 | $19.49 - $27.84 |
| Q3 2018 | 2,443 | $65 | $27.20 | $24.40 - $29.90 |
| Q2 2018 | 1,461 | $40 | $26.87 | $24.05 - $28.95 |
| Q1 2018 | 1,658 | $43 | $24.78 | $23.10 - $26.55 |
| Q4 2017 | 2,987 | $72 | $23.73 | $20.35 - $24.60 |
| Q2 2017 | 270 | $6 | $22.44 | $21.27 - $23.75 |
| Q1 2016 | 3 | $0 | $15.37 | $13.63 - $17.63 |