Ticker: AMPH CUSIP: 03209R103 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 22,977 | $1 | $25.76 | $22.94 - $29.00 |
| Q3 2025 | 23,328 | $1 | $25.82 | $20.39 - $31.26 |
| Q2 2025 | 23,732 | $1 | $24.82 | $22.64 - $29.27 |
| Q1 2025 | 23,866 | $1 | $31.94 | $25.89 - $39.01 |
| Q4 2024 | 23,866 | $1 | $45.73 | $36.48 - $53.96 |
| Q3 2024 | 23,866 | $1 | $43.89 | $36.56 - $50.62 |
| Q2 2024 | 27,980 | $1 | $41.44 | $38.43 - $46.62 |
| Q1 2024 | 30,855 | $1 | $51.65 | $42.16 - $65.92 |
| Q4 2023 | 27,341 | $2 | $52.53 | $43.79 - $63.67 |
| Q3 2023 | 27,541 | $1 | $54.55 | $44.86 - $67.66 |
| Q2 2023 | 27,534 | $2 | $44.33 | $35.62 - $58.70 |
| Q1 2023 | 26,174 | $1 | $32.78 | $27.58 - $38.22 |
| Q4 2022 | 28,387 | $1 | $29.04 | $26.76 - $31.64 |
| Q3 2022 | 28,387 | $798 | $32.65 | $27.10 - $39.07 |
| Q2 2022 | 28,161 | $980 | $35.69 | $28.64 - $44.46 |
| Q1 2022 | 21,459 | $770 | $28.36 | $22.07 - $37.16 |
| Q4 2021 | 20,427 | $476 | $20.45 | $18.12 - $23.85 |
| Q3 2021 | 20,327 | $386 | $19.59 | $17.56 - $21.63 |
| Q2 2021 | 20,327 | $410 | $18.84 | $16.91 - $20.94 |
| Q1 2021 | 20,427 | $374 | $18.59 | $17.11 - $20.93 |
| Q4 2020 | 21,727 | $437 | $19.46 | $17.51 - $21.38 |
| Q3 2020 | 21,727 | $407 | $20.14 | $17.83 - $22.69 |
| Q2 2020 | 23,427 | $526 | $18.31 | $14.00 - $22.50 |
| Q1 2020 | 23,427 | $348 | $17.40 | $12.33 - $20.40 |
| Q4 2019 | 23,427 | $452 | $19.18 | $16.71 - $20.89 |
| Q3 2019 | 14,596 | $289 | $20.83 | $18.66 - $22.85 |
| Q2 2019 | 14,596 | $308 | $20.90 | $18.60 - $23.06 |
| Q1 2019 | 14,596 | $298 | $22.40 | $19.32 - $25.43 |
| Q4 2018 | 14,596 | $290 | $19.71 | $17.71 - $22.74 |
| Q3 2018 | 14,596 | $281 | $17.82 | $15.04 - $19.50 |
| Q2 2018 | 14,596 | $223 | $17.48 | $14.40 - $19.94 |
| Q1 2018 | 14,596 | $274 | $18.80 | $16.76 - $20.45 |
| Q4 2017 | 14,596 | $281 | $18.67 | $17.00 - $19.95 |
| Q3 2017 | 14,596 | $261 | $16.45 | $14.53 - $18.67 |
| Q2 2017 | 14,596 | $261 | $15.86 | $13.15 - $17.95 |
| Q1 2017 | 19,896 | $288 | $15.72 | $12.05 - $19.64 |
| Q4 2016 | 19,896 | $366 | $19.45 | $16.87 - $21.75 |
| Q3 2016 | 13,896 | $264 | $18.15 | $15.62 - $21.53 |