OH Yoon Ah
SEC CIK 1889970 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| ONTO | ONTO INNOVATION INC. | VP, GC, Corp Sec | 21.1K | — | $770.4K | 28 | 2021-10-25 | 2026-05-15 |
Most active insiders at ONTO, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Lynch Susan D | Dir | — | $302.3K |
| 2 | Chen Shirley | SVP of Custo | — | — |
| 3 | Dolev Ido | EVP, Prod Solutions Grp | — | — |
| 4 | YALDAEI RAMIL | COO | — | — |
| 5 | Su May | Dir | — | — |
| 6 | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | — | — |
| 7 | Kelley Stephen Douglas | Dir | — | — |
| 8 | Plisinski Michael P | CEO, Dir | — | — |
| 9 | ROBERTS BRIAN K | CFO | — | — |
| 10 | SCHWARTZ STEPHEN S | Dir | — | — |
Transactions 28
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-18 17:01 | 2026-05-15 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $271.77 | -530 | 21.1K | -2% | -$144.0K | |
| D | 2026-03-04 | 2026-03-02 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | A - Grant | $0.00 | +2,408 | 22.1K | +12% | $0 |
| D | 2026-03-04 | 2026-03-03 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $207.50 | -417 | 21.6K | -2% | -$86.5K |
| D | 2026-03-03 | 2026-03-01 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | M - OptEx | $0.00 | +724 | 20.2K | +4% | $0 |
| DM | 2026-03-03 | 2026-03-01 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $215.89 | -574 | 19.6K | -3% | -$123.9K |
| DM | 2026-02-18 | 2026-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $217.23 | -1,595 | 19.5K | -8% | -$346.5K |
| D | 2026-02-18 | 2026-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | M - OptEx | $0.00 | +3,084 | 21.1K | +17% | $0 |
| 2025-05-19 | 2025-05-15 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $98.04 | -603 | 18.0K | -3% | -$59.1K | |
| D | 2025-03-05 | 2025-03-03 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | A - Grant | $0.00 | +2,941 | 18.6K | +19% | $0 |
| 2025-03-03 | 2025-03-01 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $145.66 | -304 | 15.7K | -2% | -$44.3K | |
| DM | 2025-02-19 | 2025-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $176.55 | -2,323 | 16.5K | -12% | -$410.1K |
| D | 2025-02-19 | 2025-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | M - OptEx | $0.00 | +3,956 | 18.3K | +28% | $0 |
| D | 2025-02-12 | 2025-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | M - OptEx | $0.00 | +2,720 | 14.3K | +23% | $0 |
| DM | 2025-02-12 | 2025-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $183.28 | -1,391 | 12.6K | -10% | -$254.9K |
| 2024-10-28 | 2024-10-25 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | GC | F - Tax | $204.39 | -1,296 | 13.0K | -9% | -$264.9K | |
| 2024-05-17 | 2024-05-15 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $233.63 | -603 | 14.3K | -4% | -$140.9K | |
| M | 2024-03-18 | 2024-03-15+ | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | S - Sale | $176.29 | -4,370 | 14.9K | -23% | -$770.4K |
| D | 2024-03-05 | 2024-03-01 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | A - Grant | $0.00 | +1,883 | 19.3K | +11% | $0 |
| 2024-02-16 | 2024-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $173.08 | -493 | 17.4K | -3% | -$85.3K | |
| D | 2024-02-12 | 2024-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | M - OptEx | $0.00 | +2,722 | 17.9K | +18% | $0 |
| D | 2024-02-12 | 2024-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $180.01 | -1,395 | 15.2K | -8% | -$251.1K |
| 2023-10-26 | 2023-10-25 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC | F - Tax | $111.16 | -795 | 16.6K | -5% | -$88.4K | |
| 2023-05-16 | 2023-05-15 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC | A - Grant | $0.00 | +3,746 | 17.4K | +28% | $0 | |
| D | 2023-02-16 | 2023-02-14 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | GC | A - Grant | $0.00 | +3,955 | 13.6K | +41% | $0 |
| 2023-02-13 | 2023-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | GC | F - Tax | $80.90 | -318 | 9,660 | -3% | -$25.7K | |
| 2022-10-26 | 2022-10-25 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC | F - Tax | $67.30 | -787 | 9,978 | -7% | -$53.0K | |
| D | 2022-02-14 | 2022-02-10 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | GC | A - Grant | $0.00 | +2,722 | 10.8K | +34% | $0 |
| 2021-10-26 | 2021-10-25 | ONTO | ONTO INNOVATION INC. | OH Yoon Ah | VP, GC | A - Grant | $0.00 | +8,043 | 8,043 | New | $0 |
Purchase Sale Sale after option exercise All abbreviations