PRINS RICHARD K
Insider transactions at 2 companies
This page shows all SEC Form 4 filings attributed to PRINS RICHARD K. 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 | Option Exercise | 4,179 | $16.69 | $69,748 | Nov 25, 2025 | |
| AMPH | Award / Grant | 5,122 | — | — | Jun 2, 2025 | |
| IGC | Option Exercise | 70,000 | — | — | Mar 31, 2025 | |
| AMPH | Sale | 10,000 | $43.77 | $437,700 | Dec 9, 2024 | |
| AMPH | Option Exercise | 2,500 | $16.69 | $41,725 | Nov 12, 2024 | |
| AMPH | Option Exercise | 6,004 | $20.08 | $120,560 | Aug 12, 2024 | |
| IGC | Gift | 200,000 | — | — | Aug 12, 2024 | |
| AMPH | Award / Grant | 3,076 | — | — | Jun 3, 2024 | |
| IGC | Option Exercise | 58,333 | — | — | Mar 13, 2024 | |
| AMPH | Gift | 1,000 | — | — | Nov 17, 2023 | |
| AMPH | Sale | 5,000 | $52.50 | $262,500 | Nov 13, 2023 | |
| AMPH | Sale | 2,000 | $52.50 | $105,000 | Aug 18, 2023 | |
| AMPH | Sale | 4,163 | $57.39 | $238,915 | Aug 15, 2023 | |
| AMPH | Award / Grant | 2,716 | — | — | Jun 5, 2023 | |
| AMPH | Option Exercise | 5,000 | $16.69 | $83,450 | May 15, 2023 | |
| IGC | Option Exercise | 58,334 | — | — | Mar 31, 2023 | |
| IGC | Option Exercise | 31,250 | — | — | May 31, 2022 | |
| AMPH | Award / Grant | 4,163 | — | — | May 17, 2022 | |
| AMPH | Sale | 10,000 | $34.02 | $340,200 | Mar 15, 2022 | |
| IGC | Gift | 40,000 | — | — | Dec 20, 2021 | |
| AMPH | Sale | 5,291 | $21.36 | $113,016 | Dec 10, 2021 | |
| AMPH | Option Exercise | 5,000 | $17.11 | $85,550 | Nov 22, 2021 | |
| AMPH | Sale | 5,000 | $18.70 | $93,500 | Jun 7, 2021 | |
| IGC | Award / Grant | 300,000 | — | — | May 13, 2021 | |
| AMPH | Option Exercise | 15,827 | $16.43 | $260,038 | May 11, 2021 | |
| IGC | Sale | 50,000 | $1.75 | $87,500 | Mar 9, 2021 | |
| IGC | Sale | 500 | $1.81 | $905 | Feb 10, 2021 | |
| IGC | Gift | 20,000 | — | — | Dec 1, 2020 | |
| AMPH | Sale | 6,000 | $20.33 | $121,980 | Aug 11, 2020 | |
| AMPH | Award / Grant | 5,851 | — | — | Jun 8, 2020 | |
| AMPH | Option Exercise | 30,282 | $15.11 | $457,561 | May 12, 2020 | |
| IGC | Award / Grant | 250,000 | — | — | Mar 19, 2020 | |
| AMPH | Option Exercise | 3,882 | $15.11 | $58,657 | Aug 23, 2019 | |
| AMPH | Option Exercise | 10,000 | $15.11 | $151,100 | Aug 13, 2019 | |
| IGC | Gift | 40,000 | — | — | Jun 25, 2019 | |
| AMPH | Award / Grant | 5,491 | — | — | Jun 12, 2019 | |
| AMPH | Sale | 1,616 | $20.65 | $33,370 | Dec 14, 2018 | |
| AMPH | Sale | 5,000 | $20.50 | $102,500 | Nov 29, 2018 | |
| AMPH | Sale | 5,000 | $20.23 | $101,150 | Nov 14, 2018 | |
| IGC | Gift | 3,000 | — | — | Oct 26, 2018 | |
| AMPH | Sale | 10,000 | $17.82 | $178,200 | Aug 14, 2018 | |
| AMPH | Award / Grant | 6,590 | — | — | Jun 7, 2018 | |
| IGC | Gift | 3,000 | — | — | Apr 6, 2018 | |
| AMPH | Option Exercise | 16,598 | $14.66 | $243,327 | Mar 15, 2018 | |
| IGC | Sale | 100 | $0.55 | $55 | Dec 4, 2017 | |
| IGC | Gift | 2,000 | — | — | Aug 18, 2017 | |
| AMPH | Option Exercise | 5,000 | $10.77 | $53,850 | Aug 15, 2017 | |
| IGC | Gift | 2,000 | — | — | Jun 30, 2017 | |
| AMPH | Option Exercise | 10,000 | $10.77 | $107,700 | Jun 8, 2017 | |
| AMPH | Option Exercise | 7,500 | $10.77 | $80,775 | May 11, 2017 |