Lee Howard
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Lee Howard. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| AMPH | Award / Grant | 5,122 | — | — | Jun 3, 2025 | |
| AMPH | Tax Withholding | 579 | $42.04 | $24,341 | Jun 3, 2024 | |
| AMPH | Tax Withholding | 375 | $45.67 | $17,126 | Jun 10, 2023 | |
| AMPH | Award / Grant | 2,716 | — | — | Jun 5, 2023 | |
| AMPH | Sale | 16,679 | $45.02 | $750,889 | Jun 1, 2023 | |
| AMPH | Award / Grant | 4,163 | — | — | Jun 10, 2022 | |
| AMPH | Option Exercise | 10,291 | $17.11 | $176,079 | Jun 6, 2022 | |
| AMPH | Sale | 10,000 | $34.93 | $349,300 | May 23, 2022 | |
| AMPH | Tax Withholding | 157 | $19.92 | $3,127 | Jun 12, 2021 | |
| AMPH | Award / Grant | 6,019 | — | — | Jun 8, 2021 | |
| AMPH | Option Exercise | 10,000 | $16.43 | $164,300 | May 20, 2021 | |
| AMPH | Tax Withholding | 355 | $19.58 | $6,951 | Jun 12, 2020 | |
| AMPH | Award / Grant | 5,851 | — | — | Jun 7, 2020 | |
| AMPH | Sale | 10,000 | $18.36 | $183,600 | May 22, 2020 | |
| AMPH | Sale | 10,000 | $18.47 | $184,700 | May 21, 2020 | |
| AMPH | Award / Grant | 5,491 | — | — | Jun 12, 2019 | |
| AMPH | Tax Withholding | 791 | $20.11 | $15,907 | Jun 7, 2019 | |
| AMPH | Option Exercise | 9,278 | $14.66 | $136,015 | Dec 4, 2018 | |
| AMPH | Award / Grant | 6,590 | — | — | Jun 8, 2018 | |
| AMPH | Award / Grant | 5,844 | — | — | Jun 9, 2017 | |
| AMPH | Option Exercise | 20,000 | $14.23 | $284,600 | Nov 14, 2016 | |
| AMPH | Sale | 10,381 | $18.78 | $194,955 | Sep 1, 2016 | |
| AMPH | Award / Grant | 6,086 | — | — | Jun 9, 2016 | |
| AMPH | Tax Withholding | 1,460 | $15.75 | $22,995 | May 27, 2016 | |
| AMPH | Sale | 36,536 | $14.34 | $523,926 | Dec 15, 2015 | |
| AMPH | Award / Grant | 8,686 | — | — | May 27, 2015 | |
| AMPH | Purchase | 6,000 | $10.84 | $65,040 | Aug 25, 2014 | |
| 0001142576 | Award / Grant | 2,500 | — | — | Sep 12, 2007 | |
| 0001142576 | C | 372,301 | — | — | Feb 14, 2007 |