Ticker: ISTR CUSIP: 46134L105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 411 | $11 | $24.59 | $21.43 - $27.95 |
| Q3 2025 | 531 | $12 | $22.44 | $19.17 - $23.70 |
| Q2 2025 | 2,899 | $56 | $18.45 | $15.39 - $20.38 |
| Q1 2025 | 536 | $9 | $18.75 | $16.70 - $22.05 |
| Q4 2024 | 721 | $16 | $21.91 | $18.17 - $24.80 |
| Q3 2024 | 1,578 | $31 | $17.59 | $14.91 - $19.96 |
| Q1 2024 | 158 | $3 | $16.49 | $14.82 - $17.99 |
| Q3 2023 | 100 | $1 | $12.85 | $10.47 - $15.63 |
| Q2 2023 | 291 | $4 | $12.26 | $10.71 - $15.63 |
| Q1 2023 | 453 | $0 | $19.27 | $13.50 - $22.20 |
| Q4 2022 | 112 | $0 | $21.45 | $19.75 - $22.48 |
| Q2 2022 | 112 | $2 | $20.48 | $18.62 - $23.23 |
| Q4 2021 | 328 | $6 | $18.74 | $17.07 - $22.47 |
| Q1 2021 | 1,360 | $28 | $18.78 | $15.66 - $23.45 |
| Q4 2020 | 4,116 | $68 | $15.38 | $12.51 - $17.39 |
| Q3 2020 | 10,360 | $133 | $13.65 | $12.35 - $15.21 |
| Q2 2020 | 2,856 | $41 | $12.74 | $10.00 - $16.57 |
| Q4 2019 | 50 | $1 | $24.60 | $23.10 - $26.46 |
| Q3 2019 | 229 | $5 | $23.51 | $21.48 - $24.50 |
| Q2 2019 | 46 | $1 | $23.29 | $22.22 - $24.50 |
| Q2 2018 | 1,191 | $33 | $26.87 | $24.05 - $28.95 |
| Q4 2017 | 877 | $21 | $23.73 | $20.35 - $24.60 |
| Q3 2017 | 450 | $11 | $22.68 | $20.25 - $24.15 |
| Q1 2017 | 1,455 | $32 | $20.29 | $18.31 - $22.50 |
| Q4 2016 | 200 | $4 | $17.15 | $15.40 - $19.70 |
| Q3 2016 | 833 | $13 | $15.43 | $15.00 - $16.46 |
| Q2 2016 | 267 | $5 | $15.36 | $14.61 - $16.48 |
| Q1 2016 | 505 | $7 | $15.37 | $13.63 - $17.63 |
| Q2 2015 | 743 | $11 | $15.62 | $14.65 - $17.20 |
| Q4 2014 | 133 | $2 | $13.63 | $13.00 - $15.00 |
| Q3 2014 | 500 | $7 | $13.94 | $13.06 - $19.00 |