Insider Trades63 trades
| Date↓ | Side | Ticker↕ | Insider↕ | Role↕ | Shares↕ | Price↕ | Mkt Cap↕ | 52W High↕ | 52W Low↕ | Value↕ | % Chg↕ | Rule↕ | AI View↕ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 15, 2026 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 530 | $271.77 | $13.9B | -27.59% | +213.03% | $144.0K | -2.45% | — | — |
| May 15, 2026 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 843 | $271.77 | $13.9B | -27.59% | +213.03% | $229.1K | -2.30% | — | — |
| Mar 3, 2026 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 417 | $207.50 | $13.9B | -27.59% | +213.03% | $86.5K | -1.70% | — | — |
| Mar 3, 2026 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 615 | $207.50 | $13.9B | -27.59% | +213.03% | $127.6K | -2.78% | — | — |
| Mar 3, 2026 | Sell | ONTO | Ido Dolev | EVP, Prod Solutions Grp | 819 | $207.50 | $13.9B | -27.59% | +213.03% | $169.9K | -2.66% | — | — |
| Mar 3, 2026 | Sell | ONTO | Michael P Plisinski | Chief Executive Officer | 3,742 | $207.50 | $13.9B | -27.59% | +213.03% | $776.5K | -1.90% | — | — |
| Mar 1, 2026 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 574 | $215.89 | $13.9B | -27.59% | +213.03% | $123.9K | -1.43% | — | — |
| Mar 1, 2026 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 623 | $215.89 | $13.9B | -27.59% | +213.03% | $134.5K | -2.64% | — | — |
| Mar 1, 2026 | Sell | ONTO | Michael P Plisinski | Chief Executive Officer | 4,147 | $215.89 | $13.9B | -27.59% | +213.03% | $895.3K | -1.21% | — | — |
| Feb 14, 2026 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 1,595 | $217.23 | $13.9B | -27.59% | +213.03% | $346.5K | -3.88% | — | — |
| Feb 14, 2026 | Sell | ONTO | Michael P Plisinski | Chief Executive Officer | 12,551 | $217.23 | $13.9B | -27.59% | +213.03% | $2.7M | -3.56% | — | — |
| Dec 24, 2025 | Sell | ONTO | Michael P Plisinski | Chief Executive Officer | 25,000 | $161.86 | $13.9B | -27.59% | +213.03% | $4.0M | -13.36% | — | — |
| Dec 2, 2025 | Sell | ONTO | Ido Dolev | EVP, Prod Solutions Grp | 3,183 | $154.01 | $13.9B | -27.59% | +213.03% | $490.2K | -11.75% | — | — |
| Oct 3, 2025 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 594 | $143.71 | $13.9B | -27.59% | +213.03% | $85.4K | -4.98% | — | — |
| May 17, 2025 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 2,066 | $99.40 | $13.9B | -27.59% | +213.03% | $205.4K | -13.15% | — | — |
| May 15, 2025 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 603 | $98.04 | $13.9B | -27.59% | +213.03% | $59.1K | -3.24% | — | — |
| May 15, 2025 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 826 | $98.04 | $13.9B | -27.59% | +213.03% | $81.0K | -3.30% | — | — |
| Mar 1, 2025 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 199 | $145.66 | $13.9B | -27.59% | +213.03% | $29.0K | -1.22% | — | — |
| Mar 1, 2025 | Sell | ONTO | Yoon Ah Oh | SVP, Gen Counsel & Corp Sec | 304 | $145.66 | $13.9B | -27.59% | +213.03% | $44.3K | -1.90% | — | — |
| Mar 1, 2025 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 305 | $145.66 | $13.9B | -27.59% | +213.03% | $44.4K | -3.33% | — | — |
| Mar 1, 2025 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 336 | $145.66 | $13.9B | -27.59% | +213.03% | $48.9K | -2.56% | — | — |
| Mar 1, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 1,925 | $145.66 | $13.9B | -27.59% | +213.03% | $280.4K | -1.16% | — | — |
| Feb 14, 2025 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,855 | $176.55 | $13.9B | -27.59% | +213.03% | $327.5K | -5.30% | — | — |
| Feb 14, 2025 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 2,323 | $176.55 | $13.9B | -27.59% | +213.03% | $410.1K | -6.68% | — | — |
| Feb 14, 2025 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 2,396 | $176.55 | $13.9B | -27.59% | +213.03% | $423.0K | -8.20% | — | — |
| Feb 14, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 15,247 | $176.55 | $13.9B | -27.59% | +213.03% | $2.7M | -4.35% | — | — |
| Feb 13, 2025 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 238 | $169.58 | $13.9B | -27.59% | +213.03% | $40.4K | -1.51% | — | — |
| Feb 10, 2025 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,145 | $183.28 | $13.9B | -27.59% | +213.03% | $209.9K | -3.80% | — | — |
| Feb 10, 2025 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 1,391 | $183.28 | $13.9B | -27.59% | +213.03% | $254.9K | -5.42% | — | — |
| Feb 10, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 12,069 | $183.28 | $13.9B | -27.59% | +213.03% | $2.2M | -3.81% | — | — |
| Jan 21, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 35,000 | $219.19 | $13.9B | -27.59% | +213.03% | $7.7M | -18.87% | — | — |
| Jan 16, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 30,000 | $211.24 | $13.9B | -27.59% | +213.03% | $6.3M | -7.48% | — | — |
| Jan 15, 2025 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 827 | $205.00 | $13.9B | -27.59% | +213.03% | $169.5K | -5.15% | — | — |
| Jan 14, 2025 | Sell | ONTO | Michael P Plisinski | CEO | 20,000 | $200.19 | $13.9B | -27.59% | +213.03% | $4.0M | -4.42% | — | — |
| Nov 15, 2024 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 1,100 | $160.41 | $13.9B | -27.59% | +213.03% | $176.5K | -9.14% | — | — |
| Oct 25, 2024 | Sell | ONTO | Yoon Ah Oh | General Counsel | 1,296 | $204.39 | $13.9B | -27.59% | +213.03% | $264.9K | -9.06% | — | — |
| Oct 3, 2024 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 592 | $206.55 | $13.9B | -27.59% | +213.03% | $122.3K | -6.08% | — | — |
| Sep 1, 2024 | Sell | ONTO | D Mayson Brooks | Vice President & GM, IBU | 224 | $213.22 | $13.9B | -27.59% | +213.03% | $47.8K | -6.89% | — | — |
| Aug 30, 2024 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,555 | $208.32 | $13.9B | -27.59% | +213.03% | $323.9K | -4.45% | — | — |
| Jun 10, 2024 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,486 | $213.40 | $13.9B | -27.59% | +213.03% | $317.1K | -7.85% | — | — |
| Jun 6, 2024 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 1,038 | $219.19 | $13.9B | -27.59% | +213.03% | $227.5K | -4.05% | — | — |
| May 17, 2024 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 1,633 | $223.50 | $13.9B | -27.59% | +213.03% | $365.0K | -11.11% | — | — |
| May 15, 2024 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 603 | $233.63 | $13.9B | -27.59% | +213.03% | $140.9K | -4.04% | — | — |
| May 15, 2024 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 739 | $233.63 | $13.9B | -27.59% | +213.03% | $172.7K | -3.62% | — | — |
| Apr 1, 2024 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 302 | $185.30 | $13.9B | -27.59% | +213.03% | $56.0K | -1.57% | — | — |
| Mar 20, 2024 | Sell | ONTO | Michael P Plisinski | CEO | 40,000 | $175.48 | $13.9B | -27.59% | +213.03% | $7.0M | -2.58% | — | — |
| Mar 15, 2024 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 4,370 | $176.29 | $13.9B | -27.59% | +213.03% | $770.4K | -12.18% | — | — |
| Feb 14, 2024 | Sell | ONTO | Robert Fiordalice | Sr. Vice President & GM, MBU | 238 | $173.08 | $13.9B | -27.59% | +213.03% | $41.2K | -2.89% | — | — |
| Feb 14, 2024 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 463 | $173.08 | $13.9B | -27.59% | +213.03% | $80.1K | -2.50% | — | — |
| Feb 14, 2024 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 484 | $173.08 | $13.9B | -27.59% | +213.03% | $83.8K | -3.69% | — | — |
| Feb 14, 2024 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 493 | $173.08 | $13.9B | -27.59% | +213.03% | $85.3K | -2.76% | — | — |
| Feb 14, 2024 | Sell | ONTO | Michael P Plisinski | CEO | 3,812 | $173.08 | $13.9B | -27.59% | +213.03% | $659.8K | -1.43% | — | — |
| Feb 10, 2024 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,142 | $180.01 | $13.9B | -27.59% | +213.03% | $205.6K | -6.34% | — | — |
| Feb 10, 2024 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel & Corp Sec | 1,395 | $180.01 | $13.9B | -27.59% | +213.03% | $251.1K | -8.42% | — | — |
| Feb 8, 2024 | Sell | ONTO | Robert Fiordalice | Sr. Vice President & GM, MBU | 1,403 | $172.97 | $13.9B | -27.59% | +213.03% | $242.7K | -9.08% | — | — |
| Feb 8, 2024 | Sell | ONTO | Michael P Plisinski | CEO | 28,317 | $171.37 | $13.9B | -27.59% | +213.03% | $4.9M | -2.67% | — | — |
| Oct 25, 2023 | Sell | ONTO | Yoon Ah Oh | VP, General Counsel | 795 | $111.16 | $13.9B | -27.59% | +213.03% | $88.4K | -4.58% | — | — |
| Oct 3, 2023 | Sell | ONTO | Ramil Yaldaei | Chief Operating Officer | 421 | $125.39 | $13.9B | -27.59% | +213.03% | $52.8K | -4.69% | — | — |
| Sep 15, 2023 | Sell | ONTO | Mark Slicer | Chief Financial Officer | 3,005 | $125.14 | $13.9B | -27.59% | +213.03% | $376.0K | -5.04% | — | — |
| Sep 15, 2023 | Sell | ONTO | Robert Fiordalice | SVP & GM, Metrology BU | 7,049 | $125.19 | $13.9B | -27.59% | +213.03% | $882.4K | -14.36% | — | — |
| Sep 1, 2023 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 1,469 | $137.00 | $13.9B | -27.59% | +213.03% | $201.3K | -7.55% | — | — |
| Aug 30, 2023 | Sell | ONTO | Srinivas Vedula | SVP, Customer Success | 191 | $136.72 | $13.9B | -27.59% | +213.03% | $26.1K | -0.97% | — | — |
| Aug 21, 2023 | Sell | ONTO | Michael P Plisinski | CEO | 31,000 | $112.85 | $13.9B | -27.59% | +213.03% | $3.5M | -2.28% | — | — |