Petersen Floyd F. Insider Transactions
AMPH Stock Insider Transactions
This summary is for reference only. We do not guarantee the accuracy and completeness of the information. Please do your own due diligence.Direct Holdings
| Class A Shares Change | Class A Shares After | Class B Shares Change | Class B Shares After | Price | Amount | Date | Msg | Url |
|---|---|---|---|---|---|---|---|---|
| -500 | 76,531 | 30.9833 | $15,492 | 2025-09-03 | Sale | Filing Url | ||
| -500 | 77,031 | 20.8315 | $10,416 | 2025-08-04 | Sale | Filing Url | ||
| -500 | 77,531 | 23.4679 | $11,734 | 2025-07-03 | Sale | Filing Url | ||
| 5,122 | 78,031 | 0 | 2025-06-04 | Grant, award...etc | Filing Url | |||
| -500 | 72,909 | 25.6701 | $12,835 | 2025-06-04 | Sale | |||
| -500 | 73,409 | 24.0829 | $12,041 | 2025-05-02 | Sale | Filing Url | ||
| -500 | 73,909 | 28.3805 | $14,190 | 2025-04-02 | Sale | Filing Url | ||
| -1,000 | 74,409 | 27.9863 | $27,986 | 2025-03-07 | Sale | Filing Url | ||
| -3,000 | 75,409 | 46.4724 | $139,417 | 2024-09-06 | Sale | Filing Url | ||
| -3,000 | 78,409 | 41.4 | $124,200 | 2024-06-11 | Sale | Filing Url | ||
| 3,076 | 81,409 | 0 | 2024-06-05 | Grant, award...etc | Filing Url | |||
| -500 | 78,333 | 42.6518 | $21,326 | 2024-06-05 | Sale | |||
| -500 | 78,833 | 41.6739 | $20,837 | 2024-05-02 | Sale | Filing Url | ||
| -500 | 79,333 | 43.4283 | $21,714 | 2024-04-02 | Sale | Filing Url | ||
| -500 | 79,833 | 0 | 45.6041 | $22,802 | 2024-03-04 | Sale | Filing Url | |
| -500 | 80,333 | 0 | 53.067 | $26,534 | 2024-02-02 | Sale | Filing Url | |
| -500 | 80,833 | 0 | 60.5584 | $30,279 | 2024-01-03 | Sale | Filing Url | |
| -500 | 81,333 | 0 | 57.2396 | $28,620 | 2023-12-04 | Sale | Filing Url | |
| -500 | 81,833 | 45.3021 | $22,651 | 2023-11-02 | Sale | Filing Url | ||
| -500 | 82,333 | 45.7791 | $22,890 | 2023-10-03 | Sale | Filing Url | ||
| 2,716 | 82,833 | 0 | 2023-06-07 | Grant, award...etc | Filing Url | |||
| -5,000 | 80,117 | 43.131 | $215,655 | 2023-05-18 | Sale | Filing Url | ||
| -491 | 85,117 | 37.7164 | $18,519 | 2023-04-04 | Sale | Filing Url | ||
| -500 | 85,608 | 0 | 33.7 | $16,850 | 2023-03-02 | Sale | Filing Url | |
| -500 | 86,108 | 30.3513 | $15,176 | 2023-02-02 | Sale | Filing Url | ||
| -500 | 86,608 | 27.942 | $13,971 | 2023-01-04 | Sale | Filing Url | ||
| -500 | 87,108 | 30.1349 | $15,067 | 2022-12-02 | Sale | Filing Url | ||
| -500 | 87,608 | 31.1306 | $15,565 | 2022-11-02 | Sale | Filing Url | ||
| -500 | 88,108 | 28.5923 | $14,296 | 2022-10-04 | Sale | Filing Url | ||
| -500 | 88,608 | 29.443 | $14,722 | 2022-09-02 | Sale | Filing Url | ||
| -500 | 89,108 | 37.477 | $18,739 | 2022-08-02 | Sale | Filing Url | ||
| -500 | 89,608 | 34.7817 | $17,391 | 2022-07-05 | Sale | Filing Url | ||
| 4,163 | 90,108 | 0 | 2022-06-14 | Grant, award...etc | Filing Url | |||
| -500 | 85,945 | 0 | 36.7856 | $18,393 | 2022-06-02 | Sale | Filing Url | |
| -9,924 | 86,445 | 35.049 | $347,826 | 2022-05-19 | Sale | Filing Url | ||
| 20,291 | 96,369 | 2022-05-19 | Derivatives Exercise | |||||
| -295 | 76,078 | 0 | 35.147 | $10,368 | 2022-05-03 | Sale | Filing Url | |
| -500 | 76,373 | 0 | 36.5942 | $18,297 | 2022-04-04 | Sale | Filing Url | |
| -500 | 76,873 | 27.2703 | $13,635 | 2022-03-01 | Sale | Filing Url | ||
| -500 | 77,373 | 0 | 23.3669 | $11,683 | 2022-02-02 | Sale | Filing Url | |
| -500 | 77,873 | 23.2173 | $11,609 | 2022-01-04 | Sale | Filing Url | ||
| -1,000 | 78,373 | 22.5028 | $22,503 | 2021-12-23 | Sale | Filing Url | ||
| 6,019 | 79,373 | 0 | 2021-06-08 | Grant, award...etc | Filing Url | |||
| -15,827 | 73,354 | 19.3365 | $306,039 | 2021-06-08 | Sale | |||
| 15,827 | 89,181 | 2021-06-08 | Derivatives Exercise | |||||
| -10,000 | 73,354 | 18.6527 | $186,527 | 2021-06-04 | Sale | Filing Url | ||
| 10,000 | 83,354 | 2021-06-04 | Derivatives Exercise | |||||
| -639 | 73,354 | 18.2612 | $11,669 | 2021-02-02 | Sale | Filing Url | ||
| -500 | 73,993 | 17.8711 | $8,936 | 2020-12-02 | Sale | Filing Url | ||
| -500 | 74,493 | 19.8399 | $9,920 | 2020-11-03 | Sale | Filing Url | ||
| -500 | 74,993 | 18.8916 | $9,446 | 2020-10-02 | Sale | Filing Url | ||
| -500 | 75,493 | 19.8961 | $9,948 | 2020-09-02 | Sale | Filing Url | ||
| -500 | 75,993 | 20.6155 | $10,308 | 2020-08-04 | Sale | Filing Url | ||
| -500 | 76,493 | 22.2712 | $11,136 | 2020-07-02 | Sale | Filing Url | ||
| 5,851 | 76,993 | 0 | 2020-06-09 | Grant, award...etc | Filing Url | |||
| -500 | 71,142 | 18.9668 | $9,483 | 2020-06-02 | Sale | Filing Url | ||
| -47,682 | 71,642 | 0 | 17.7752 | $847,557 | 2020-05-18 | Sale | Filing Url | |
| 47,682 | 114,324 | 0 | 2020-05-18 | Derivatives Exercise | ||||
| -100 | 71,642 | 19.2 | $1,920 | 2020-05-14 | Sale | Filing Url | ||
| 100 | 71,742 | 2020-05-14 | Derivatives Exercise | |||||
| -500 | 71,642 | 16.6576 | $8,329 | 2020-05-05 | Sale | Filing Url | ||
| -500 | 72,142 | 14.3626 | $7,181 | 2020-04-02 | Sale | Filing Url | ||
| -500 | 72,642 | 15.5635 | $7,782 | 2020-03-03 | Sale | Filing Url | ||
| -500 | 73,142 | 19.1166 | $9,558 | 2020-02-04 | Sale | Filing Url | ||
| -1,000 | 73,642 | 19.1416 | $19,142 | 2020-01-03 | Sale | Filing Url | ||
| -500 | 74,642 | 19.246 | $9,623 | 2019-12-04 | Sale | Filing Url | ||
| -500 | 75,142 | 19.476 | $9,738 | 2019-11-05 | Sale | Filing Url | ||
| -500 | 75,642 | 19.9175 | $9,959 | 2019-10-03 | Sale | Filing Url | ||
| -500 | 76,142 | 21.7534 | $10,877 | 2019-09-17 | Sale | Filing Url | ||
| 5,491 | 76,642 | 0 | 2019-06-13 | Grant, award...etc | Filing Url | |||
| 29,278 | 100,429 | 2018-12-04 | Derivatives Exercise | Filing Url | ||||
| 6,590 | 71,151 | 0 | 2018-06-11 | Grant, award...etc | Filing Url | |||
| -39,312 | 64,561 | 18.5886 | $730,755 | 2017-10-06 | Sale | Filing Url | ||
| 39,312 | 103,873 | 2017-10-06 | Derivatives Exercise | |||||
| 5,844 | 64,561 | 0 | 2017-06-12 | Grant, award...etc | Filing Url | |||
| -400 | 58,717 | 18.61 | $7,444 | 2017-01-04 | Sale | Filing Url | ||
| -400 | 59,117 | 20.26 | $8,104 | 2016-12-02 | Sale | Filing Url | ||
| -400 | 59,517 | 18.09 | $7,236 | 2016-11-03 | Sale | Filing Url | ||
| -400 | 59,917 | 18.75 | $7,500 | 2016-10-05 | Sale | Filing Url | ||
| -3,000 | 60,317 | 19.05 | $57,150 | 2016-09-12 | Sale | Filing Url | ||
| 6,086 | 63,317 | 0 | 2016-06-13 | Grant, award...etc | Filing Url | |||
| -31,529 | 57,231 | 14.2888 | $450,512 | 2015-11-24 | Sale | Filing Url | ||
| 38,462 | 88,760 | 2015-11-24 | Derivatives Exercise | |||||
| 8,686 | 50,298 | 0 | 2015-05-29 | Grant, award...etc | Filing Url | |||
| 3,200 | 41,612 | 10.3524 | $33,128 | 2014-08-19 | Open Market Purchase | Filing Url | ||
| 38,412 | 38,412 | 2014-06-24 | Initial | Filing Url |