Willett Robert
SEC CIK 1438093 · EDGAR
BoughtSold
Most active insiders at CLH, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | MCKIM ALAN S | CTO, EXEC COB, Dir | — | $57.38M |
| 2 | GERSTENBERG ERIC W | CO-CEO | — | $2.93M |
| 3 | Dugas Eric J. | EVP CFO | — | $1.57M |
| 4 | Weber Brian P | EVP (CHESI) | — | $1.37M |
| 5 | Gabriel Sharon M. | EVP, CIO (CHESI) | — | $998.5K |
| 6 | Robertson Andrea | Dir | — | $247.8K |
| 7 | Reed Marcy L. | Dir | — | $240.7K |
| 8 | States Lauren | Dir | — | $225.8K |
| 9 | Welch John R. | Dir | — | $204.8K |
| 10 | Polito Karyn | Dir | $135.8K | — |
| 17 | Willett Robert | Dir | — | — |
Transactions 23
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-22 11:53 | 2026-05-20 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +652 | 10.0K | +7% | $0 | |
| 2026-05-15 16:20 | 2026-05-13 | ALGM | ALLEGRO MICROSYSTEMS, INC. | Willett Robert | Dir | A - Grant | $0.00 | +1,094 | 1,094 | New | $0 | |
| DI | 2026-02-19 | 2026-02-18 | CGNX | COGNEX CORP | Willett Robert | Dir | M - OptEx | $0.00 | +14.2K | 30.0K | +90% | $0 |
| DI | 2026-02-19 | 2026-02-18 | CGNX | COGNEX CORP | Willett Robert | Dir | F - Tax | $56.72 | -6,849 | 23.1K | -23% | -$388.5K |
| D | 2026-02-17 | 2026-02-13 | CGNX | COGNEX CORP | Willett Robert | Dir | M - OptEx | $39.44 | +2,148 | 2,148 | New | +$84.7K |
| D | 2026-02-17 | 2026-02-13 | CGNX | COGNEX CORP | Willett Robert | Dir | S - Sale+OE | $59.50 | -2,148 | 0 | -100% | -$127.8K |
| DM | 2026-02-13 | 2026-02-12 | CGNX | COGNEX CORP | Willett Robert | Dir | M - OptEx | $38.41 | +177.1K | 173.3K | New | +$6.80M |
| DM | 2026-02-13 | 2026-02-12 | CGNX | COGNEX CORP | Willett Robert | Dir | S - Sale+OE | $58.39 | -177.1K | 0 | -100% | -$10.34M |
| D | 2025-10-22 | 2025-10-21 | CGNX | COGNEX CORP | Willett Robert | Dir | S - Sale+OE | $49.51 | -6,704 | 0 | -100% | -$331.9K |
| D | 2025-10-22 | 2025-10-21 | CGNX | COGNEX CORP | Willett Robert | Dir | M - OptEx | $38.39 | +6,704 | 6,704 | New | +$257.4K |
| 2025-05-23 | 2025-05-21 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +789 | 9,376 | +9% | $0 | |
| 2024-05-23 | 2024-05-22 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +836 | 8,587 | +11% | $0 | |
| I | 2024-03-11 | 2024-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | G - Gift | $0.00 | +7,901 | 15.8K | +100% | $0 |
| 2024-03-11 | 2024-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | G - Gift | $0.00 | -7,901 | 0 | -100% | $0 | |
| D | 2024-02-20 | 2024-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | M - OptEx | $0.00 | +11.3K | 19.2K | +143% | $0 |
| D | 2024-02-20 | 2024-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | F - Tax | $38.13 | -3,403 | 15.8K | -18% | -$129.8K |
| 2023-05-25 | 2023-05-24 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +1,148 | 7,751 | +17% | $0 | |
| D | 2023-02-21 | 2023-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | M - OptEx | $0.00 | +6,782 | 9,943 | +215% | $0 |
| D | 2023-02-21 | 2023-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | F - Tax | $55.31 | -2,040 | 7,903 | -21% | -$112.8K |
| 2022-05-26 | 2022-05-25 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +1,849 | 6,603 | +39% | $0 | |
| D | 2022-02-18 | 2022-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | F - Tax | $64.12 | -1,361 | 3,161 | -30% | -$87.3K |
| D | 2022-02-18 | 2022-02-16 | CGNX | COGNEX CORP | Willett Robert | CEO, Pres, Dir | M - OptEx | $0.00 | +4,522 | 4,522 | New | $0 |
| 2022-01-04 | 2022-01-03 | CLH | CLEAN HARBORS INC | Willett Robert | Dir | A - Grant | $0.00 | +257 | 4,754 | +6% | $0 |
Purchase Sale Sale after option exercise All abbreviations