Michael P. Plisinski
Known title: CEOCIK: 0001325550
Associated companies
Transaction History
| ONTO | ▼ Sell | Tax Withholding | 3,742 | $776K | 3/3/2026 | View on chart |
| ONTO | ▲ Buy | Grant | 14,479 | $0 | 3/2/2026 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 1,925 | $416K | 3/1/2026 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 4,597 | $0 | 3/1/2026 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 2,222 | $480K | 3/1/2026 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 18,445 | $0 | 2/14/2026 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 8,919 | $1.9M | 2/14/2026 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,632 | $789K | 2/14/2026 | View on chart |
| ONTO | ▼ Sell | Gift | 25,000 | $0 | 12/24/2025 | View on chart |
| ONTO | ▲ Buy | Grant | 23,212 | $0 | 3/3/2025 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 1,925 | $280K | 3/1/2025 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 23,650 | $0 | 2/14/2025 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 11,435 | $2.0M | 2/14/2025 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,812 | $673K | 2/14/2025 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 2,859 | $524K | 2/10/2025 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 19,048 | $0 | 2/10/2025 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 9,210 | $1.7M | 2/10/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 35,000 | $7.7M | 1/21/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 29,900 | $6.3M | 1/16/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 100 | $21K | 1/16/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 18,268 | $3.7M | 1/14/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 1,732 | $349K | 1/14/2025 | View on chart |
| ONTO | ▼ Sell | Open Market | 4,344 | $751K | 3/20/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 6,270 | $1.1M | 3/20/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 2,060 | $360K | 3/20/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 22,596 | $4.0M | 3/20/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 1,816 | $322K | 3/20/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 2,914 | $519K | 3/20/2024 | View on chart |
| ONTO | ▲ Buy | Grant | 11,943 | $0 | 3/1/2024 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,812 | $660K | 2/14/2024 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,071 | $553K | 2/10/2024 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 19,050 | $0 | 2/10/2024 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 9,211 | $1.7M | 2/10/2024 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 4,032 | $664K | 2/8/2024 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 24,834 | $0 | 2/8/2024 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 12,003 | $2.0M | 2/8/2024 | View on chart |
| ONTO | ▼ Sell | Open Market | 7,002 | $783K | 8/21/2023 | View on chart |
| ONTO | ▼ Sell | Open Market | 6,763 | $761K | 8/21/2023 | View on chart |
| ONTO | ▼ Sell | Open Market | 2,653 | $292K | 8/21/2023 | View on chart |
| ONTO | ▼ Sell | Open Market | 9,696 | $1.1M | 8/21/2023 | View on chart |
| ONTO | ▼ Sell | Open Market | 4,886 | $559K | 8/21/2023 | View on chart |
| ONTO | ▲ Buy | Grant | 23,650 | $0 | 2/14/2023 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,091 | $250K | 2/10/2023 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 12,087 | $995K | 2/8/2023 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 4,029 | $332K | 2/8/2023 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 24,834 | $0 | 2/8/2023 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 15,189 | $1.3M | 2/7/2023 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 5,114 | $431K | 2/7/2023 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 31,208 | $0 | 2/7/2023 | View on chart |
| ONTO | ▲ Buy | Grant | 19,049 | $0 | 2/10/2022 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 3,704 | $345K | 2/8/2022 | View on chart |
| ONTO | ▲ Buy | Option Exercise | 31,210 | $0 | 2/7/2022 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 13,960 | $1.3M | 2/7/2022 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 4,654 | $421K | 2/7/2022 | View on chart |
| ONTO | ▼ Sell | Tax Withholding | 2,972 | $268K | 2/6/2022 | View on chart |