Plisinski Michael P
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Plisinski Michael P. 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 |
|---|---|---|---|---|---|---|
| ONTO | Chief Executive Officer | Gift | 25,000 | — | — | Dec 24, 2025 |
| ONTO | CEO | Award / Grant | 23,212 | — | — | Mar 3, 2025 |
| ONTO | CEO | Tax Withholding | 1,925 | $145.66 | $280,396 | Mar 1, 2025 |
| ONTO | CEO | Tax Withholding | 11,435 | $176.55 | $2,018,849 | Feb 14, 2025 |
| ONTO | CEO | Tax Withholding | 9,210 | $183.28 | $1,688,009 | Feb 10, 2025 |
| ONTO | CEO | Sale | 35,000 | $219.19 | $7,671,650 | Jan 21, 2025 |
| ONTO | CEO | Sale | 100 | $212.11 | $21,211 | Jan 16, 2025 |
| ONTO | CEO | Sale | 18,268 | $200.09 | $3,655,244 | Jan 14, 2025 |
| ONTO | CEO | Sale | 1,816 | $177.04 | $321,505 | Mar 20, 2024 |
| ONTO | CEO | Award / Grant | 11,943 | — | — | Mar 1, 2024 |
| ONTO | CEO | Tax Withholding | 3,812 | $173.08 | $659,781 | Feb 14, 2024 |
| ONTO | CEO | Tax Withholding | 4,032 | $164.76 | $664,312 | Feb 10, 2024 |
| ONTO | CEO | Sale | 7,002 | $111.86 | $783,244 | Aug 21, 2023 |
| ONTO | CEO | Award / Grant | 23,650 | — | — | Feb 14, 2023 |
| ONTO | CEO | Tax Withholding | 3,091 | $80.90 | $250,062 | Feb 10, 2023 |
| ONTO | CEO | Option Exercise | 24,834 | — | — | Feb 7, 2023 |
| ONTO | CEO | Award / Grant | 19,049 | — | — | Feb 10, 2022 |
| ONTO | CEO | Tax Withholding | 3,704 | $93.09 | $344,805 | Feb 7, 2022 |
| ONTO | Chief Executive Officer | Sale | 29,592 | $75.34 | $2,229,461 | Aug 6, 2021 |
| ONTO | Chief Executive Officer | Sale | 1,800 | $75.25 | $135,450 | Jun 16, 2021 |
| ONTO | Chief Executive Officer | Sale | 6,908 | $75.30 | $520,172 | Jun 14, 2021 |
| ONTO | Chief Executive Officer | Award / Grant | 24,835 | — | — | Feb 8, 2021 |
| ONTO | Chief Executive Officer | Tax Withholding | 2,935 | $59.95 | $175,953 | Feb 7, 2021 |
| ONTO | Chief Executive Officer | Tax Withholding | 2,006 | $54.83 | $109,989 | Jan 27, 2021 |
| ONTO | Chief Executive Officer | Sale | 100 | $36.08 | $3,608 | Nov 4, 2020 |
| ONTO | Chief Executive Officer | Tax Withholding | 2,730 | $38.45 | $104,969 | Feb 7, 2020 |
| ONTO | Chief Executive Officer | Tax Withholding | 1,391 | $41.47 | $57,685 | Feb 7, 2020 |
| ONTO | Chief Executive Officer | Disposition | 1,466 | $41.47 | $60,795 | Feb 6, 2020 |
| ONTO | Chief Executive Officer | Disposition | 1,185 | $38.02 | $45,054 | Jan 28, 2020 |
| 0001094392 | Chief Executive Officer | Award / Grant | 34,954 | — | — | Oct 25, 2019 |
| ONTO | Chief Executive Officer | Award / Grant | 236,421 | — | — | Oct 25, 2019 |
| 0001094392 | Chief Executive Officer | Disposition | 333 | $26.40 | $8,791 | Oct 1, 2019 |
| 0001094392 | Chief Executive Officer | Disposition | 2,254 | $22.24 | $50,129 | Feb 8, 2019 |
| 0001094392 | Chief Executive Officer | Award / Grant | 24,478 | — | — | Feb 6, 2019 |
| 0001094392 | Chief Executive Officer | Disposition | 441 | $21.72 | $9,579 | Jan 31, 2019 |
| 0001094392 | Chief Executive Officer | Disposition | 1,537 | $21.81 | $33,522 | Jan 28, 2019 |
| 0001094392 | Chief Executive Officer | Disposition | 44,450 | $20.62 | $916,559 | Nov 9, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 333 | $24.18 | $8,052 | Oct 1, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 284 | $26.00 | $7,384 | Feb 22, 2018 |
| 0001094392 | Chief Executive Officer | Award / Grant | 22,965 | — | — | Feb 8, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 2,279 | $25.45 | $58,001 | Feb 6, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 386 | $26.20 | $10,113 | Jan 31, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 1,413 | $27.15 | $38,363 | Jan 28, 2018 |
| 0001094392 | Chief Executive Officer | Disposition | 212 | $26.30 | $5,576 | Oct 1, 2017 |
| 0001094392 | Chief Executive Officer | Disposition | 305 | $22.05 | $6,725 | Feb 22, 2017 |
| 0001094392 | Chief Executive Officer | Disposition | 1,667 | $21.80 | $36,341 | Feb 16, 2017 |
| 0001094392 | Chief Executive Officer | Award / Grant | 23,221 | — | — | Feb 6, 2017 |
| 0001094392 | Chief Executive Officer | Disposition | 473 | $22.95 | $10,855 | Jan 31, 2017 |
| 0001094392 | Chief Executive Officer | Disposition | 1,711 | $23.30 | $39,866 | Jan 28, 2017 |
| 0001094392 | Chief Executive Officer | Disposition | 679 | $23.40 | $15,889 | Jan 25, 2017 |