Ticker: ISTR CUSIP: 46134L105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2024 | 132,342 | $2,906 | $21.91 | $18.17 - $24.80 |
| Q3 2024 | 189,982 | $3,769 | $17.59 | $14.91 - $19.96 |
| Q2 2024 | 201,915 | $3,109 | $15.81 | $14.60 - $16.97 |
| Q1 2024 | 215,100 | $3,519 | $16.49 | $14.82 - $17.99 |
| Q4 2023 | 215,100 | $3,207 | $11.37 | $9.07 - $15.19 |
| Q3 2023 | 180,925 | $1,916 | $12.85 | $10.47 - $15.63 |
| Q2 2023 | 213,010 | $2,580 | $12.26 | $10.71 - $15.63 |
| Q1 2023 | 184,381 | $2,574 | $19.27 | $13.50 - $22.20 |
| Q4 2022 | 184,381 | $3,970 | $21.45 | $19.75 - $22.48 |
| Q3 2022 | 184,381 | $3,669 | $21.80 | $19.90 - $23.72 |
| Q2 2022 | 214,481 | $4,697 | $20.48 | $18.62 - $23.23 |
| Q1 2022 | 219,181 | $4,184 | $19.36 | $18.07 - $20.45 |
| Q4 2021 | 219,181 | $4,035 | $18.74 | $17.07 - $22.47 |
| Q3 2021 | 194,681 | $4,287 | $22.22 | $21.08 - $23.51 |
| Q2 2021 | 194,681 | $4,456 | $22.09 | $20.30 - $23.69 |
| Q1 2021 | 194,681 | $4,001 | $18.78 | $15.66 - $23.45 |
| Q4 2020 | 175,181 | $2,897 | $15.38 | $12.51 - $17.39 |
| Q3 2020 | 175,181 | $2,246 | $13.65 | $12.35 - $15.21 |
| Q2 2020 | 175,181 | $2,402 | $12.74 | $10.00 - $16.57 |
| Q1 2020 | 202,822 | $2,590 | $20.32 | $8.49 - $24.40 |
| Q4 2019 | 202,822 | $4,868 | $24.60 | $23.10 - $26.46 |
| Q3 2019 | 211,200 | $5,027 | $23.51 | $21.48 - $24.50 |
| Q2 2019 | 220,000 | $5,247 | $23.29 | $22.22 - $24.50 |
| Q1 2019 | 220,000 | $4,996 | $23.58 | $21.64 - $25.29 |
| Q4 2018 | 220,000 | $5,456 | $24.99 | $19.49 - $27.84 |
| Q3 2018 | 220,000 | $5,907 | $27.20 | $24.40 - $29.90 |
| Q2 2018 | 220,000 | $6,083 | $26.87 | $24.05 - $28.95 |
| Q1 2018 | 220,000 | $5,687 | $24.78 | $23.10 - $26.55 |
| Q4 2017 | 220,000 | $5,302 | $23.73 | $20.35 - $24.60 |
| Q3 2017 | 220,000 | $5,302 | $22.68 | $20.25 - $24.15 |
| Q2 2017 | 220,000 | $5,038 | $22.44 | $21.27 - $23.75 |
| Q1 2017 | 220,000 | $4,818 | $20.29 | $18.31 - $22.50 |
| Q4 2016 | 220,000 | $4,103 | $17.15 | $15.40 - $19.70 |
| Q3 2016 | 220,000 | $3,377 | $15.43 | $15.00 - $16.46 |
| Q2 2016 | 200,000 | $3,076 | $15.36 | $14.61 - $16.48 |
| Q1 2016 | 200,000 | $2,934 | $15.37 | $13.63 - $17.63 |
| Q4 2015 | 200,000 | $3,520 | $16.65 | $15.39 - $18.00 |
| Q3 2015 | 200,000 | $3,098 | $15.58 | $14.95 - $16.52 |
| Q2 2015 | 200,000 | $3,040 | $15.62 | $14.65 - $17.20 |
| Q1 2015 | 200,000 | $3,420 | $14.89 | $13.35 - $17.42 |
| Q4 2014 | 200,000 | $2,770 | $13.63 | $13.00 - $15.00 |
| Q3 2014 | 200,000 | $2,660 | $13.94 | $13.06 - $19.00 |