Ticker: AMPH CUSIP: 03209R103 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 23,537 | $630 | $25.76 | $22.94 - $29.00 |
| Q2 2025 | 11,224 | $258 | $24.82 | $22.64 - $29.27 |
| Q1 2025 | 585,115 | $16,962 | $31.94 | $25.89 - $39.01 |
| Q4 2024 | 823,487 | $30,576 | $45.73 | $36.48 - $53.96 |
| Q3 2024 | 1,947,100 | $94,493 | $43.89 | $36.56 - $50.62 |
| Q2 2024 | 1,944,800 | $77,792 | $41.44 | $38.43 - $46.62 |
| Q1 2024 | 2,077,101 | $91,206 | $51.65 | $42.16 - $65.92 |
| Q4 2023 | 3,272,761 | $202,420 | $52.53 | $43.79 - $63.67 |
| Q3 2023 | 3,442,234 | $158,308 | $54.55 | $44.86 - $67.66 |
| Q2 2023 | 3,428,930 | $197,061 | $44.33 | $35.62 - $58.70 |
| Q1 2023 | 3,386,613 | $126,998 | $32.78 | $27.58 - $38.22 |
| Q4 2022 | 3,284,217 | $92,024 | $29.04 | $26.76 - $31.64 |
| Q3 2022 | 3,265,179 | $91,751 | $32.65 | $27.10 - $39.07 |
| Q2 2022 | 3,282,967 | $114,214 | $35.69 | $28.64 - $44.46 |
| Q1 2022 | 3,487,430 | $125,199 | $28.36 | $22.07 - $37.16 |
| Q4 2021 | 3,464,335 | $80,684 | $20.45 | $18.12 - $23.85 |
| Q3 2021 | 3,465,025 | $65,871 | $19.59 | $17.56 - $21.63 |
| Q2 2021 | 3,341,501 | $67,364 | $18.84 | $16.91 - $20.94 |
| Q1 2021 | 3,441,367 | $63,046 | $18.59 | $17.11 - $20.93 |
| Q4 2020 | 3,225,883 | $64,873 | $19.46 | $17.51 - $21.38 |
| Q3 2020 | 2,740,358 | $51,381 | $20.14 | $17.83 - $22.69 |
| Q2 2020 | 2,600,107 | $58,398 | $18.31 | $14.00 - $22.50 |
| Q1 2020 | 2,600,120 | $38,586 | $17.40 | $12.33 - $20.40 |
| Q4 2019 | 1,747,907 | $33,717 | $19.18 | $16.71 - $20.89 |
| Q3 2019 | 1,747,921 | $34,661 | $20.83 | $18.66 - $22.85 |
| Q2 2019 | 1,627,903 | $34,365 | $20.90 | $18.60 - $23.06 |
| Q1 2019 | 1,472,931 | $30,092 | $22.40 | $19.32 - $25.43 |
| Q4 2018 | 1,355,451 | $26,973 | $19.71 | $17.71 - $22.74 |
| Q3 2018 | 1,276,508 | $24,560 | $17.82 | $15.04 - $19.50 |
| Q2 2018 | 1,276,552 | $19,480 | $17.48 | $14.40 - $19.94 |
| Q1 2018 | 1,049,410 | $19,676 | $18.80 | $16.76 - $20.45 |
| Q4 2017 | 1,049,395 | $20,190 | $18.67 | $17.00 - $19.95 |
| Q3 2017 | 1,049,402 | $18,753 | $16.45 | $14.53 - $18.67 |
| Q2 2017 | 1,045,188 | $18,667 | $15.86 | $13.15 - $17.95 |
| Q1 2017 | 1,045,170 | $15,155 | $15.72 | $12.05 - $19.64 |
| Q4 2016 | 1,344,684 | $24,769 | $19.45 | $16.87 - $21.75 |
| Q3 2016 | 1,484,617 | $28,163 | $18.15 | $15.62 - $21.53 |
| Q2 2016 | 1,484,617 | $23,932 | $14.11 | $11.41 - $16.78 |
| Q1 2016 | 1,484,617 | $17,815 | $11.79 | $10.50 - $14.18 |
| Q4 2015 | 1,484,617 | $21,126 | $13.21 | $10.57 - $15.84 |
| Q3 2015 | 1,482,387 | $17,330 | $15.00 | $10.61 - $18.30 |
| Q2 2015 | 1,480,178 | $26,022 | $15.59 | $13.55 - $18.25 |
| Q1 2015 | 1,486,153 | $22,233 | $13.37 | $11.12 - $15.79 |
| Q4 2014 | 150,760 | $1,751 | $10.89 | $9.76 - $12.46 |
| Q3 2014 | 573,800 | $6,685 | $10.42 | $8.32 - $12.52 |