Ticker: AMPH CUSIP: 03209R103 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2024 | 20,347 | $893 | $51.65 | $42.16 - $65.92 |
| Q4 2023 | 20,901 | $1,293 | $52.53 | $43.79 - $63.67 |
| Q3 2023 | 20,849 | $959 | $54.55 | $44.86 - $67.66 |
| Q2 2023 | 20,381 | $1,171 | $44.33 | $35.62 - $58.70 |
| Q1 2023 | 20,870 | $783 | $32.78 | $27.58 - $38.22 |
| Q4 2022 | 20,772 | $582 | $29.04 | $26.76 - $31.64 |
| Q3 2022 | 20,973 | $589 | $32.65 | $27.10 - $39.07 |
| Q2 2022 | 20,698 | $720 | $35.69 | $28.64 - $44.46 |
| Q1 2022 | 21,189 | $761 | $28.36 | $22.07 - $37.16 |
| Q4 2021 | 22,491 | $524 | $20.45 | $18.12 - $23.85 |
| Q3 2021 | 23,225 | $442 | $19.59 | $17.56 - $21.63 |
| Q2 2021 | 24,003 | $484 | $18.84 | $16.91 - $20.94 |
| Q1 2021 | 24,276 | $445 | $18.59 | $17.11 - $20.93 |
| Q4 2020 | 24,552 | $494 | $19.46 | $17.51 - $21.38 |
| Q3 2020 | 25,164 | $472 | $20.14 | $17.83 - $22.69 |
| Q2 2020 | 24,925 | $560 | $18.31 | $14.00 - $22.50 |
| Q1 2020 | 24,525 | $364 | $17.40 | $12.33 - $20.40 |
| Q4 2019 | 25,752 | $497 | $19.18 | $16.71 - $20.89 |
| Q3 2019 | 26,449 | $524 | $20.83 | $18.66 - $22.85 |
| Q2 2019 | 26,835 | $566 | $20.90 | $18.60 - $23.06 |
| Q1 2019 | 26,496 | $541 | $22.40 | $19.32 - $25.43 |
| Q4 2018 | 27,477 | $547 | $19.71 | $17.71 - $22.74 |
| Q3 2018 | 27,814 | $535 | $17.82 | $15.04 - $19.50 |
| Q2 2018 | 27,433 | $419 | $17.48 | $14.40 - $19.94 |
| Q1 2018 | 23,199 | $435 | $18.80 | $16.76 - $20.45 |
| Q4 2017 | 28,744 | $553 | $18.67 | $17.00 - $19.95 |
| Q3 2017 | 28,649 | $512 | $16.45 | $14.53 - $18.67 |
| Q2 2017 | 27,095 | $484 | $15.86 | $13.15 - $17.95 |
| Q1 2017 | 21,908 | $318 | $15.72 | $12.05 - $19.64 |
| Q4 2016 | 26,131 | $481 | $19.45 | $16.87 - $21.75 |
| Q3 2016 | 26,401 | $500,827 | $18.15 | $15.62 - $21.53 |
| Q2 2016 | 20,489 | $330,283 | $14.11 | $11.41 - $16.78 |
| Q1 2016 | 18,607 | $223,000 | $11.79 | $10.50 - $14.18 |
| Q4 2015 | 18,607 | $265,000 | $13.21 | $10.57 - $15.84 |
| Q3 2015 | 18,640 | $218 | $15.00 | $10.61 - $18.30 |
| Q2 2015 | 18,618 | $327,304 | $15.59 | $13.55 - $18.25 |
| Q1 2015 | 5,809 | $86,903 | $13.37 | $11.12 - $15.79 |
| Q4 2014 | 5,809 | $67,442 | $10.89 | $9.76 - $12.46 |