ONTO ONTO INNOVATION INC.
NYSE · SEC CIK 704532 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $302.3K 1 sales by 1 insiders
- Filings on record
- 181 since 2021-08-10, latest 2026-09-04 21:54
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Lynch Susan D | Dir | — | $302.3K |
| Chen Shirley | SVP of Custo | — | — |
| Dolev Ido | EVP, Prod Solutions Grp | — | — |
| YALDAEI RAMIL | COO | — | — |
| Su May | Dir | — | — |
| OH Yoon Ah | SVP, Gen Counsel, Corp Sec | — | — |
| Kelley Stephen Douglas | Dir | — | — |
| Plisinski Michael P | CEO, Dir | — | — |
| ROBERTS BRIAN K | CFO | — | — |
| SCHWARTZ STEPHEN S | Dir | — | — |
Transactions 208
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-04 21:54 | 2026-09-02 | ONTO | ROBERTS BRIAN K | CFO | F - Tax | $254.55 | -3,239 | 21.0K | -13% | -$824.5K | |
| 2026-09-04 19:40 | 2026-09-02 | ONTO | Chen Shirley | SVP of Custo | F - Tax | $254.55 | -1,516 | 14.0K | -10% | -$385.9K | |
| A | 2026-09-04 19:29 | 2026-09-02 | ONTO | ROBERTS BRIAN K | CFO | F - Tax | $254.55 | -3,239 | 21.0K | -13% | -$824.5K |
| T | 2026-08-25 17:25 | 2026-08-21 | ONTO | Lynch Susan D | Dir | S - Sale | $302.30 | -1,000 | 2,684 | -27% | -$302.3K |
| 2026-05-22 16:55 | 2026-05-20 | ONTO | Su May | Dir | A - Grant | $0.00 | +761 | 7,984 | +11% | $0 | |
| 2026-05-22 16:53 | 2026-05-20 | ONTO | SEAMS CHRISTOPHER A | Dir | A - Grant | $0.00 | +761 | 38.5K | +2% | $0 | |
| 2026-05-22 16:51 | 2026-05-20 | ONTO | SCHWARTZ STEPHEN S | Dir | A - Grant | $0.00 | +761 | 3,536 | +27% | $0 | |
| 2026-05-22 16:48 | 2026-05-20 | ONTO | MILLER DAVID BRIAN | Dir | A - Grant | $0.00 | +761 | 12.7K | +6% | $0 | |
| 2026-05-22 16:46 | 2026-05-20 | ONTO | Lynch Susan D | Dir | A - Grant | $0.00 | +761 | 3,684 | +26% | $0 | |
| 2026-05-22 16:43 | 2026-05-20 | ONTO | Kelley Stephen Douglas | Dir | A - Grant | $0.00 | +761 | 6,384 | +14% | $0 | |
| M | 2026-05-18 17:03 | 2026-05-15 | ONTO | YALDAEI RAMIL | COO | F - Tax | $271.77 | -843 | 17.6K | -5% | -$229.1K |
| 2026-05-18 17:01 | 2026-05-15 | ONTO | 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 | Plisinski Michael P | CEO, Dir | A - Grant | $0.00 | +14.5K | 183.0K | +9% | $0 |
| D | 2026-03-04 | 2026-03-03 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $207.50 | -3,742 | 179.2K | -2% | -$776.5K |
| D | 2026-03-04 | 2026-03-02 | ONTO | Dolev Ido | EVP, Prod Solutions Grp | A - Grant | $0.00 | +3,440 | 27.4K | +14% | $0 |
| D | 2026-03-04 | 2026-03-03 | ONTO | Dolev Ido | EVP, Prod Solutions Grp | F - Tax | $207.50 | -819 | 26.5K | -3% | -$169.9K |
| D | 2026-03-04 | 2026-03-02 | ONTO | 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 | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $207.50 | -417 | 21.6K | -2% | -$86.5K |
| D | 2026-03-04 | 2026-03-02 | ONTO | ROBERTS BRIAN K | CFO | A - Grant | $0.00 | +3,096 | 24.3K | +15% | $0 |
| D | 2026-03-04 | 2026-03-02 | ONTO | Chen Shirley | SVP Customer Success | A - Grant | $0.00 | +2,523 | 15.5K | +19% | $0 |
| D | 2026-03-04 | 2026-03-03 | ONTO | YALDAEI RAMIL | COO | F - Tax | $207.50 | -615 | 18.4K | -3% | -$127.6K |
| D | 2026-03-04 | 2026-03-02 | ONTO | YALDAEI RAMIL | COO | A - Grant | $0.00 | +7,683 | 19.1K | +68% | $0 |
| DM | 2026-03-03 | 2026-03-01 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $215.89 | -4,147 | 168.5K | -2% | -$895.3K |
| D | 2026-03-03 | 2026-03-01 | ONTO | Plisinski Michael P | CEO, Dir | M - OptEx | $0.00 | +4,597 | 172.7K | +3% | $0 |
| DM | 2026-03-03 | 2026-03-01 | ONTO | YALDAEI RAMIL | COO | F - Tax | $215.89 | -623 | 11.4K | -5% | -$134.5K |
| D | 2026-03-03 | 2026-03-01 | ONTO | YALDAEI RAMIL | COO | M - OptEx | $0.00 | +649 | 12.0K | +6% | $0 |
| D | 2026-03-03 | 2026-03-01 | ONTO | 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 | 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 | 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 | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | M - OptEx | $0.00 | +3,084 | 21.1K | +17% | $0 |
| DM | 2026-02-18 | 2026-02-14 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $217.23 | -12.6K | 168.1K | -7% | -$2.73M |
| D | 2026-02-18 | 2026-02-14 | ONTO | Plisinski Michael P | CEO, Dir | M - OptEx | $0.00 | +18.4K | 180.6K | +11% | $0 |
| 2025-12-29 | 2025-12-24 | ONTO | Plisinski Michael P | CEO, Dir | G - Gift | $0.00 | -25.0K | 162.2K | -13% | $0 | |
| 2025-12-04 | 2025-12-02 | ONTO | Dolev Ido | EVP, Prod Solutions Grp | F - Tax | $154.01 | -3,183 | 23.9K | -12% | -$490.2K | |
| 2025-10-06 | 2025-10-03 | ONTO | YALDAEI RAMIL | COO | F - Tax | $143.71 | -594 | 11.3K | -5% | -$85.4K | |
| 2025-09-03 | 2025-09-02 | ONTO | Chen Shirley | SVP, Customer Success | A - Grant | $0.00 | +13.0K | 13.0K | New | $0 | |
| 2025-09-03 | 2025-09-02 | ONTO | ROBERTS BRIAN K | CFO | A - Grant | $0.00 | +21.2K | 21.2K | New | $0 | |
| DM | 2025-06-04 | 2025-06-02 | ONTO | Dolev Ido | EVP, Prod Solutions Grp | A - Grant | $0.00 | +27.0K | 27.0K | New | $0 |
| 2025-05-23 | 2025-05-21 | ONTO | Kelley Stephen Douglas | Dir | A - Grant | $0.00 | +2,114 | 5,623 | +60% | $0 | |
| 2025-05-23 | 2025-05-21 | ONTO | Lynch Susan D | Dir | A - Grant | $0.00 | +2,114 | 2,923 | +261% | $0 | |
| 2025-05-23 | 2025-05-21 | ONTO | SCHWARTZ STEPHEN S | Dir | A - Grant | $0.00 | +2,114 | 2,775 | +320% | $0 | |
| 2025-05-23 | 2025-05-21 | ONTO | SEAMS CHRISTOPHER A | Dir | A - Grant | $0.00 | +2,114 | 37.8K | +6% | $0 | |
| 2025-05-23 | 2025-05-21 | ONTO | Su May | Dir | A - Grant | $0.00 | +2,114 | 7,223 | +41% | $0 | |
| 2025-05-23 | 2025-05-21 | ONTO | MILLER DAVID BRIAN | Dir | A - Grant | $0.00 | +2,114 | 11.9K | +22% | $0 | |
| 2025-05-19 | 2025-05-17 | ONTO | Slicer Mark | CFO | F - Tax | $99.40 | -2,066 | 13.6K | -13% | -$205.4K | |
| 2025-05-19 | 2025-05-15 | ONTO | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $98.04 | -603 | 18.0K | -3% | -$59.1K | |
| M | 2025-05-19 | 2025-05-15 | ONTO | YALDAEI RAMIL | COO | F - Tax | $98.04 | -826 | 12.4K | -6% | -$81.0K |
| D | 2025-03-05 | 2025-03-03 | ONTO | Slicer Mark | CFO | A - Grant | $0.00 | +2,941 | 15.7K | +23% | $0 |
| D | 2025-03-05 | 2025-03-03 | ONTO | Plisinski Michael P | CEO, Dir | A - Grant | $0.00 | +23.2K | 187.2K | +14% | $0 |
| D | 2025-03-05 | 2025-03-03 | ONTO | Vedula Srinivas | SVP, Customer Success | A - Grant | $0.00 | +2,574 | 18.7K | +16% | $0 |
| D | 2025-03-05 | 2025-03-03 | ONTO | YALDAEI RAMIL | COO | A - Grant | $0.00 | +3,769 | 12.6K | +43% | $0 |
| D | 2025-03-05 | 2025-03-03 | ONTO | 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 | YALDAEI RAMIL | COO | F - Tax | $145.66 | -305 | 8,848 | -3% | -$44.4K | |
| 2025-03-03 | 2025-03-01 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $145.66 | -1,925 | 163.9K | -1% | -$280.4K | |
| 2025-03-03 | 2025-03-01 | ONTO | Vedula Srinivas | SVP, Customer Success | F - Tax | $145.66 | -199 | 16.2K | -1% | -$29.0K | |
| 2025-03-03 | 2025-03-01 | ONTO | OH Yoon Ah | SVP, Gen Counsel, Corp Sec | F - Tax | $145.66 | -304 | 15.7K | -2% | -$44.3K | |
| 2025-03-03 | 2025-03-01 | ONTO | Slicer Mark | CFO | F - Tax | $145.66 | -336 | 12.8K | -3% | -$48.9K | |
| DM | 2025-02-19 | 2025-02-14 | ONTO | 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 | OH Yoon Ah | VP, GC, Corp Sec | M - OptEx | $0.00 | +3,956 | 18.3K | +28% | $0 |
| DM | 2025-02-19 | 2025-02-14 | ONTO | Slicer Mark | CFO | F - Tax | $176.55 | -2,396 | 13.1K | -15% | -$423.0K |
| D | 2025-02-19 | 2025-02-14 | ONTO | Slicer Mark | CFO | M - OptEx | $0.00 | +4,564 | 15.5K | +42% | $0 |
| DM | 2025-02-19 | 2025-02-14 | ONTO | Vedula Srinivas | SVP, Customer Success | F - Tax | $176.55 | -1,855 | 16.4K | -10% | -$327.5K |
| D | 2025-02-19 | 2025-02-14 | ONTO | Vedula Srinivas | SVP, Customer Success | M - OptEx | $0.00 | +2,738 | 18.2K | +18% | $0 |
| D | 2025-02-19 | 2025-02-14 | ONTO | Plisinski Michael P | CEO, Dir | M - OptEx | $0.00 | +23.6K | 181.1K | +15% | $0 |
| DM | 2025-02-19 | 2025-02-14 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $176.55 | -15.2K | 169.7K | -8% | -$2.69M |
| 2025-02-18 | 2025-02-13 | ONTO | Vedula Srinivas | SVP, Customer Success | S - Sale | $169.58 | -238 | 15.5K | -2% | -$40.4K | |
| D | 2025-02-12 | 2025-02-10 | ONTO | Vedula Srinivas | SVP, Customer Success | M - OptEx | $0.00 | +1,632 | 15.7K | +12% | $0 |
| DM | 2025-02-12 | 2025-02-10 | ONTO | Vedula Srinivas | SVP, Customer Success | F - Tax | $183.28 | -1,145 | 14.1K | -8% | -$209.9K |
| D | 2025-02-12 | 2025-02-10 | ONTO | 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 | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $183.28 | -1,391 | 12.6K | -10% | -$254.9K |
| D | 2025-02-12 | 2025-02-10 | ONTO | Plisinski Michael P | CEO, Dir | M - OptEx | $0.00 | +19.0K | 166.7K | +13% | $0 |
| DM | 2025-02-12 | 2025-02-10 | ONTO | Plisinski Michael P | CEO, Dir | F - Tax | $183.28 | -12.1K | 157.5K | -7% | -$2.21M |
| 2025-01-22 | 2025-01-21 | ONTO | Plisinski Michael P | CEO, Dir | S - Sale | $219.19 | -35.0K | 150.5K | -19% | -$7.67M | |
| M | 2025-01-21 | 2025-01-16 | ONTO | Plisinski Michael P | CEO, Dir | S - Sale | $211.24 | -30.0K | 185.5K | -14% | -$6.34M |
| 2025-01-16 | 2025-01-15 | ONTO | Vedula Srinivas | SVP, Customer Success | S - Sale | $205.00 | -827 | 15.2K | -5% | -$169.5K | |
| M | 2025-01-16 | 2025-01-14 | ONTO | Plisinski Michael P | CEO, Dir | S - Sale | $200.19 | -20.0K | 217.2K | -8% | -$4.00M |
| 2024-11-18 | 2024-11-15 | ONTO | Slicer Mark | CFO | S - Sale | $160.41 | -1,100 | 10.9K | -9% | -$176.5K | |
| 2024-10-28 | 2024-10-25 | ONTO | OH Yoon Ah | GC | F - Tax | $204.39 | -1,296 | 13.0K | -9% | -$264.9K | |
| 2024-10-04 | 2024-10-03 | ONTO | YALDAEI RAMIL | COO | F - Tax | $206.55 | -592 | 9,148 | -6% | -$122.3K | |
| 2024-09-04 | 2024-08-30 | ONTO | Vedula Srinivas | SVP, Customer Success | F - Tax | $213.22 | -280 | 17.3K | -2% | -$59.7K | |
| 2024-09-04 | 2024-09-03 | ONTO | Vedula Srinivas | SVP, Customer Success | S - Sale | $207.24 | -1,275 | 16.1K | -7% | -$264.2K | |
| 2024-09-04 | 2024-09-01 | ONTO | BROOKS D MAYSON | VP, GM, IBU | F - Tax | $213.22 | -224 | 3,025 | -7% | -$47.8K | |
| 2024-08-22 | 2024-08-20 | ONTO | SCHWARTZ STEPHEN S | Dir | A - Grant | $0.00 | +661 | 661 | New | $0 | |
| 2024-06-11 | 2024-06-10 | ONTO | Vedula Srinivas | SVP, Customer Success | S - Sale | $213.40 | -1,486 | 17.4K | -8% | -$317.1K | |
| M | 2024-06-10 | 2024-06-06+ | ONTO | Slicer Mark | CFO | S - Sale | $219.19 | -1,038 | 12.0K | -8% | -$227.5K |
| 2024-05-23 | 2024-05-22 | ONTO | Kelley Stephen Douglas | Dir | A - Grant | $0.00 | +809 | 3,509 | +30% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | MILLER DAVID BRIAN | Dir | A - Grant | $0.00 | +809 | 9,817 | +9% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | Su May | Dir | A - Grant | $0.00 | +809 | 5,109 | +19% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | TSINGOS CHRISTINE A | Dir | A - Grant | $0.00 | +809 | 42.9K | +2% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | SEAMS CHRISTOPHER A | Dir | A - Grant | $0.00 | +809 | 35.6K | +2% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | BERLINGHIERI LEO | Dir | A - Grant | $0.00 | +809 | 20.2K | +4% | $0 | |
| 2024-05-23 | 2024-05-22 | ONTO | Lynch Susan D | Dir | A - Grant | $0.00 | +809 | 809 | New | $0 | |
| 2024-05-21 | 2024-05-17 | ONTO | Slicer Mark | CFO | F - Tax | $223.50 | -1,633 | 13.1K | -11% | -$365.0K | |
| 2024-05-17 | 2024-05-15 | ONTO | OH Yoon Ah | VP, GC, Corp Sec | F - Tax | $233.63 | -603 | 14.3K | -4% | -$140.9K | |
| M | 2024-05-17 | 2024-05-15 | ONTO | YALDAEI RAMIL | COO | F - Tax | $233.63 | -739 | 9,576 | -7% | -$172.7K |
| 2024-04-03 | 2024-04-01 | ONTO | Vedula Srinivas | SVP, Customer Success | F - Tax | $185.30 | -302 | 18.9K | -2% | -$56.0K | |
| M | 2024-03-22 | 2024-03-20 | ONTO | Plisinski Michael P | CEO, Dir | S - Sale | $175.48 | -40.0K | 238.4K | -14% | -$7.02M |
| M | 2024-03-18 | 2024-03-15+ | ONTO | 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 | Fiordalice Robert | SVP, GM, Metrology BU | A - Grant | $0.00 | +779 | 8,763 | +10% | $0 |
| D | 2024-03-05 | 2024-03-01 | ONTO | Plisinski Michael P | CEO, Dir | A - Grant | $0.00 | +11.9K | 275.5K | +5% | $0 |
Purchase Sale Sale after option exercise All abbreviations