Ticker: AMPH CUSIP: 03209R103 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 20,848 | $1 | $25.76 | $22.94 - $29.00 |
| Q3 2025 | 20,848 | $1 | $25.82 | $20.39 - $31.26 |
| Q2 2025 | 20,848 | $0 | $24.82 | $22.64 - $29.27 |
| Q1 2025 | 20,848 | $1 | $31.94 | $25.89 - $39.01 |
| Q4 2024 | 20,848 | $1 | $45.73 | $36.48 - $53.96 |
| Q3 2024 | 20,848 | $1 | $43.89 | $36.56 - $50.62 |
| Q2 2024 | 20,848 | $1 | $41.44 | $38.43 - $46.62 |
| Q1 2024 | 20,848 | $1 | $51.65 | $42.16 - $65.92 |
| Q4 2023 | 20,848 | $1 | $52.53 | $43.79 - $63.67 |
| Q3 2023 | 20,848 | $1 | $54.55 | $44.86 - $67.66 |
| Q2 2023 | 16,800 | $1 | $44.33 | $35.62 - $58.70 |
| Q1 2023 | 16,800 | $1 | $32.78 | $27.58 - $38.22 |
| Q4 2022 | 16,800 | $0 | $29.04 | $26.76 - $31.64 |
| Q3 2022 | 16,800 | $477 | $32.65 | $27.10 - $39.07 |
| Q2 2022 | 16,800 | $579 | $35.69 | $28.64 - $44.46 |
| Q1 2022 | 16,800 | $612 | $28.36 | $22.07 - $37.16 |
| Q4 2021 | 15,300 | $351 | $20.45 | $18.12 - $23.85 |
| Q3 2021 | 14,900 | $283 | $19.59 | $17.56 - $21.63 |
| Q2 2021 | 14,900 | $299 | $18.84 | $16.91 - $20.94 |
| Q1 2021 | 14,900 | $266 | $18.59 | $17.11 - $20.93 |
| Q4 2020 | 14,900 | $299 | $19.46 | $17.51 - $21.38 |
| Q3 2020 | 14,900 | $274 | $20.14 | $17.83 - $22.69 |
| Q3 2019 | 15,400 | $311 | $20.83 | $18.66 - $22.85 |
| Q2 2019 | 60,800 | $1,268 | $20.90 | $18.60 - $23.06 |
| Q1 2019 | 18,700 | $344 | $22.40 | $19.32 - $25.43 |
| Q4 2018 | 15,400 | $307 | $19.71 | $17.71 - $22.74 |
| Q3 2018 | 18,700 | $344 | $17.82 | $15.04 - $19.50 |
| Q2 2018 | 19,200 | $298 | $17.48 | $14.40 - $19.94 |
| Q1 2018 | 19,200 | $355 | $18.80 | $16.76 - $20.45 |
| Q4 2017 | 24,600 | $366 | $18.67 | $17.00 - $19.95 |
| Q3 2017 | 24,600 | $366 | $16.45 | $14.53 - $18.67 |
| Q2 2017 | 24,600 | $433 | $15.86 | $13.15 - $17.95 |
| Q1 2017 | 24,600 | $362 | $15.72 | $12.05 - $19.64 |
| Q4 2016 | 26,600 | $493 | $19.45 | $16.87 - $21.75 |
| Q3 2016 | 24,600 | $463 | $18.15 | $15.62 - $21.53 |
| Q2 2016 | 24,600 | $396 | $14.11 | $11.41 - $16.78 |
| Q1 2016 | 19,600 | $234 | $11.79 | $10.50 - $14.18 |
| Q4 2015 | 23,100 | $331 | $13.21 | $10.57 - $15.84 |
| Q3 2015 | 22,500 | $263 | $15.00 | $10.61 - $18.30 |
| Q2 2015 | 21,700 | $381 | $15.59 | $13.55 - $18.25 |
| Q1 2015 | 20,900 | $313 | $13.37 | $11.12 - $15.79 |