🕵️ Cognex Corp ($CGNX)
SEC insider & ownership activity, last 12 months · CIK 851205 · every row links its SEC filing
Over the last 12 months insiders sold $33.8M with no open-market buying against it. Willett Robert sold $10.8M through a program of 7 sale notices averaging $8.0M (Oct–Feb). 1 planned sale is pending, the largest $2.7M (MacDonald Laura Ann). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 9 sellers, $33.8M (41 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Willett Robert | 0 | – | 4 | $10.8M | Feb 13, 2026 |
| MacDonald Laura Ann | 0 | – | 13 | $10.3M | May 12, 2026 |
| Mark Fennell | 0 | – | 7 | $4.3M | May 11, 2026 |
| Joerg Kuechen | 0 | – | 4 | $3.5M | Feb 20, 2026 |
| Dianne Parrotte | 0 | – | 4 | $2.4M | Mar 2, 2026 |
| Darren Long | 0 | – | 4 | $1.3M | May 27, 2026 |
| Carl W Gerst III | 0 | – | 2 | $802K | Feb 23, 2026 |
| Angelos Papadimitriou | 0 | – | 1 | $231K | Feb 23, 2026 |
| Sheila Marie Dipalma | 0 | – | 2 | $180K | Sep 8, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Vanguard Portfolio Management | 6.2% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.2% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Willett Robert | $12.3M | Jun 30, 2026 | filing ↗ |
| Willett Robert | $596K | Jun 29, 2026 | filing ↗ |
| Darren Long | $1.3M | May 27, 2026 | filing ↗ |
| MacDonald Laura Ann | $2.7M | May 12, 2026 | filing ↗ |
| Mark Fennell | $4.4M | May 11, 2026 | filing ↗ |
| MacDonald Laura Ann | $148K | May 11, 2026 | filing ↗ |
| MacDonald Laura Ann | $6.4M | May 11, 2026 | filing ↗ |
| Willett Robert | $28.8M | May 7, 2026 | filing ↗ |
| Willett Robert | $3.3M | May 6, 2026 | filing ↗ |
| Dianne Parrotte | $2.4M | Mar 2, 2026 | filing ↗ |
| Carl W Gerst III | $590K | Feb 23, 2026 | filing ↗ |
| Angelos Papadimitriou | $231K | Feb 23, 2026 | filing ↗ |
| Joerg Kuechen | $3.5M | Feb 20, 2026 | filing ↗ |
| Carl W Gerst III | $213K | Feb 20, 2026 | filing ↗ |
| Willett Robert | $128K | Feb 13, 2026 | filing ↗ |
| Willett Robert | $10.3M | Feb 12, 2026 | filing ↗ |
| MacDonald Laura Ann | $135K | Feb 12, 2026 | filing ↗ |
| MacDonald Laura Ann | $716K | Feb 12, 2026 | filing ↗ |
| Willett Robert | $332K | Oct 21, 2025 | filing ↗ |
| MacDonald Laura Ann | $120K | Sep 5, 2025 | filing ↗ |
| Sheila Marie Dipalma | $177K | Sep 5, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Other events (8.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 29, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Earnings (2.02) | Feb 11, 2026 | filing ↗ |
| Other events (8.01) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Auditor change (4.01) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Auditor change (4.01) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Other events (8.01) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Earnings (2.02) | Jul 30, 2025 | filing ↗ |
| Other events (8.01) | Jul 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2025 | filing ↗ |