Ticker: AMPH CUSIP: 03209R103 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,799,685 | $48,196 | $25.76 | $22.94 - $29.00 |
| Q3 2025 | 1,755,665 | $46,789 | $25.82 | $20.39 - $31.26 |
| Q2 2025 | 1,626,884 | $37,354 | $24.82 | $22.64 - $29.27 |
| Q1 2025 | 1,356,360 | $39,319 | $31.94 | $25.89 - $39.01 |
| Q4 2024 | 1,198,590 | $44,503 | $45.73 | $36.48 - $53.96 |
| Q3 2024 | 1,093,302 | $53,057 | $43.89 | $36.56 - $50.62 |
| Q2 2024 | 1,070,275 | $42,811 | $41.44 | $38.43 - $46.62 |
| Q1 2024 | 1,183,830 | $51,982 | $51.65 | $42.16 - $65.92 |
| Q4 2023 | 1,339,142 | $82,827 | $52.53 | $43.79 - $63.67 |
| Q3 2023 | 1,887,738 | $86,821 | $54.55 | $44.86 - $67.66 |
| Q2 2023 | 1,930,615 | $110,948 | $44.33 | $35.62 - $58.70 |
| Q1 2023 | 1,917,571 | $71,909 | $32.78 | $27.58 - $38.22 |
| Q4 2022 | 1,866,544 | $52 | $29.04 | $26.76 - $31.64 |
| Q3 2022 | 1,839,134 | $51,683 | $32.65 | $27.10 - $39.07 |
| Q2 2022 | 1,826,043 | $63,526 | $35.69 | $28.64 - $44.46 |
| Q1 2022 | 1,796,269 | $64,488 | $28.36 | $22.07 - $37.16 |
| Q4 2021 | 1,770,851 | $41,243 | $20.45 | $18.12 - $23.85 |
| Q3 2021 | 1,744,915 | $33,171 | $19.59 | $17.56 - $21.63 |
| Q2 2021 | 1,695,893 | $34,189 | $18.84 | $16.91 - $20.94 |
| Q1 2021 | 1,689,089 | $31,011 | $18.59 | $17.11 - $20.93 |
| Q4 2020 | 1,807,385 | $36,346 | $19.46 | $17.51 - $21.38 |
| Q3 2020 | 1,825,993 | $34,237 | $20.14 | $17.83 - $22.69 |
| Q2 2020 | 1,842,822 | $41,389 | $18.31 | $14.00 - $22.50 |
| Q1 2020 | 1,847,353 | $27,415 | $17.40 | $12.33 - $20.40 |
| Q4 2019 | 1,808,678 | $34,889 | $19.18 | $16.71 - $20.89 |
| Q3 2019 | 1,803,033 | $35,755 | $20.83 | $18.66 - $22.85 |
| Q2 2019 | 1,817,653 | $38,370 | $20.90 | $18.60 - $23.06 |
| Q1 2019 | 1,924,249 | $39,313 | $22.40 | $19.32 - $25.43 |
| Q4 2018 | 1,901,231 | $37,835 | $19.71 | $17.71 - $22.74 |
| Q3 2018 | 1,909,883 | $36,746 | $17.82 | $15.04 - $19.50 |
| Q2 2018 | 1,769,533 | $27,004 | $17.48 | $14.40 - $19.94 |
| Q1 2018 | 1,685,448 | $31,602 | $18.80 | $16.76 - $20.45 |
| Q4 2017 | 1,631,802 | $31,397 | $18.67 | $17.00 - $19.95 |
| Q3 2017 | 1,558,113 | $27,844 | $16.45 | $14.53 - $18.67 |
| Q2 2017 | 1,331,842 | $23,786 | $15.86 | $13.15 - $17.95 |
| Q1 2017 | 1,061,188 | $15,388 | $15.72 | $12.05 - $19.64 |
| Q4 2016 | 800,900 | $14,753 | $19.45 | $16.87 - $21.75 |
| Q3 2016 | 476,857 | $9,046 | $18.15 | $15.62 - $21.53 |
| Q2 2016 | 361,010 | $5,819 | $14.11 | $11.41 - $16.78 |
| Q1 2016 | 257,454 | $3,089 | $11.79 | $10.50 - $14.18 |
| Q4 2015 | 68,188 | $970 | $13.21 | $10.57 - $15.84 |