RICHARDSON DAVID JEFFREY
Insider transactions at 3 companies
This page shows all SEC Form 4 filings attributed to RICHARDSON DAVID JEFFREY. 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 |
|---|---|---|---|---|---|---|
| KLIC | Gift | 5,665 | — | — | Dec 18, 2025 | |
| AMBA | Gift | 2,531 | — | — | Dec 15, 2025 | |
| LSCC | Gift | 2,671 | — | — | Dec 12, 2025 | |
| KLIC | Award / Grant | 1,081 | — | — | Oct 6, 2025 | |
| AMBA | Award / Grant | 2,498 | — | — | Sep 2, 2025 | |
| KLIC | Award / Grant | 1,260 | — | — | Jul 1, 2025 | |
| LSCC | Award / Grant | 4,193 | — | — | May 6, 2025 | |
| KLIC | Award / Grant | 1,343 | — | — | Apr 1, 2025 | |
| AMBA | Gift | 1,648 | — | — | Jan 15, 2025 | |
| KLIC | Award / Grant | 956 | — | — | Jan 2, 2025 | |
| KLIC | Award / Grant | 1,025 | — | — | Oct 1, 2024 | |
| AMBA | Award / Grant | 3,374 | — | — | Aug 29, 2024 | |
| KLIC | Gift | 21,393 | — | — | Aug 15, 2024 | |
| LSCC | Gift | 35,846 | — | — | Aug 13, 2024 | |
| LSCC | Gift | 35,846 | — | — | Aug 13, 2024 | |
| KLIC | Award / Grant | 933 | — | — | Jul 1, 2024 | |
| AMBA | Gift | 21,633 | — | — | Jun 26, 2024 | |
| LSCC | Option Exercise | 2,246 | — | — | May 8, 2024 | |
| KLIC | Award / Grant | 891 | — | — | Apr 1, 2024 | |
| KLIC | Award / Grant | 853 | — | — | Jan 2, 2024 | |
| AMBA | Option Exercise | 6,667 | $31.25 | $208,344 | Dec 6, 2023 | |
| KLIC | Award / Grant | 931 | — | — | Oct 2, 2023 | |
| AMBA | Award / Grant | 3,218 | — | — | Aug 31, 2023 | |
| LSCC | Sale | 21,918 | $91.62 | $2,008,127 | Aug 22, 2023 | |
| KLIC | Award / Grant | 767 | — | — | Jul 3, 2023 | |
| AMBA | Award / Grant | 1,559 | — | — | Jun 15, 2023 | |
| LSCC | Sale | 22,000 | $84.23 | $1,853,060 | May 8, 2023 | |
| KLIC | Award / Grant | 760 | — | — | Apr 3, 2023 | |
| AMBA | Option Exercise | 779 | — | — | Mar 15, 2023 | |
| KLIC | Award / Grant | 919 | — | — | Jan 3, 2023 | |
| AMBA | Option Exercise | 779 | — | — | Dec 16, 2022 | |
| LSCC | Gift | 4,810 | — | — | Nov 1, 2022 | |
| KLIC | Award / Grant | 992 | — | — | Oct 3, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Sep 16, 2022 | |
| KLIC | Award / Grant | 1,004 | — | — | Jul 5, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Jun 16, 2022 | |
| LSCC | Option Exercise | 3,855 | — | — | May 10, 2022 | |
| KLIC | Award / Grant | 711 | — | — | Apr 4, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Mar 16, 2022 | |
| KLIC | Award / Grant | 604 | — | — | Jan 3, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Dec 16, 2021 | |
| AMBA | Sale | 8,055 | $216.00 | $1,739,880 | Dec 9, 2021 | |
| KLIC | Award / Grant | 716 | — | — | Oct 4, 2021 | |
| AMBA | Option Exercise | 959 | — | — | Sep 16, 2021 | |
| KLIC | Award / Grant | 710 | — | — | Jul 6, 2021 | |
| AMBA | Option Exercise | 958 | — | — | Jun 16, 2021 | |
| LSCC | Option Exercise | 7,494 | — | — | May 5, 2021 | |
| KLIC | Award / Grant | 665 | — | — | Apr 5, 2021 | |
| AMBA | Option Exercise | 958 | — | — | Mar 16, 2021 | |
| KLIC | Award / Grant | 1,146 | — | — | Jan 4, 2021 |