Cook Gregory B
SEC CIK 1989181 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| ECL | Ecolab | EVP, Pres - INST GROUP | 11.7K | — | $3.89M | 20 | 2024-02-01 | 2026-08-11 |
Most active insiders at ECL, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Beck Christophe | COB, Pres, CEO, Dir | — | $16.83M |
| 2 | Alfano Nicholas J. | EVP, Pres - Gbl WATER | — | $2.88M |
| 3 | Brown Darrell R | Pres, COO | — | $2.61M |
| 4 | Cook Gregory B | EVP, Pres - INST GROUP | — | $2.37M |
| 5 | Doukeris Michel D | Dir | $2.00M | — |
| 6 | Green Eric Mark | Dir | $1.02M | — |
| 7 | Kirkland Scott D | CFO | — | $929.8K |
| 8 | MacLennan David | Dir | $649.4K | — |
| 9 | McKibben Tracy B | Dir | — | $390.5K |
| 10 | De Boo Alexander A. | EVP, Pres - Gbl MARKETS | — | $381.5K |
Transactions 20
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-11 16:58 | 2026-08-11 | ECL | Ecolab | Cook Gregory B | Co-COO - Gbl Businesses | S - Sale | $285.13 | -4,567 | 11.7K | -28% | -$1.30M | |
| D | 2026-05-06 16:58 | 2026-05-04 | ECL | Ecolab | Cook Gregory B | Co-COO - Gbl Businesses | M - OptEx | — | +8,396 | 20.1K | +72% | — |
| D | 2026-05-06 16:58 | 2026-05-04 | ECL | Ecolab | Cook Gregory B | Co-COO - Gbl Businesses | F - Tax | $257.93 | -3,829 | 16.2K | -19% | -$987.5K |
| D | 2026-02-27 | 2026-02-26 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | M - OptEx | $137.09 | +3,800 | 15.2K | +33% | +$520.9K |
| D | 2026-02-27 | 2026-02-26 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | S - Sale+OE | $304.25 | -3,519 | 11.7K | -23% | -$1.07M |
| 2026-02-20 | 2026-02-18 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | F - Tax | $303.15 | -1,066 | 11.4K | -9% | -$323.2K | |
| 2026-02-20 | 2026-02-18 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | A - Grant | $0.00 | +3,388 | 12.5K | +37% | $0 | |
| 2025-05-21 | 2025-05-19 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | G - Gift | $0.00 | -65 | 9,070 | -0.7% | $0 | |
| D | 2025-05-16 | 2025-05-15 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | M - OptEx | $117.73 | +2,234 | 11.4K | +24% | +$263.0K |
| D | 2025-05-16 | 2025-05-15 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | S - Sale+OE | $253.00 | -2,234 | 9,135 | -20% | -$565.2K |
| 2025-02-21 | 2025-02-19 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | F - Tax | $265.19 | -490.20 | 9,135 | -5% | -$130.0K | |
| 2025-02-21 | 2025-02-19 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | A - Grant | $0.00 | +1,546 | 9,626 | +19% | $0 | |
| D | 2024-08-30 | 2024-08-29 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | S - Sale+OE | $249.33 | -3,811 | 8,080 | -32% | -$950.2K |
| DM | 2024-08-30 | 2024-08-29 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | M - OptEx | $118.30 | +3,811 | 11.9K | +47% | +$450.9K |
| D | 2024-03-05 | 2024-02-01 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | M - OptEx | $119.12 | +1,500 | 9,054 | +20% | +$178.7K |
| D | 2024-03-05 | 2024-02-01 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | F - Tax | $224.49 | -1,012 | 8,042 | -11% | -$227.2K |
| D | 2024-02-27 | 2024-02-25 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | M - OptEx | — | +169 | 7,583 | +2% | — |
| D | 2024-02-27 | 2024-02-25 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | F - Tax | $220.46 | -48 | 7,535 | -0.6% | -$10.6K |
| 2024-02-23 | 2024-02-21 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | A - Grant | $0.00 | +744 | 7,667 | +11% | $0 | |
| 2024-02-23 | 2024-02-21 | ECL | Ecolab | Cook Gregory B | EVP, Pres - INST GROUP | F - Tax | $216.66 | -253 | 7,414 | -3% | -$54.8K |
Purchase Sale Sale after option exercise All abbreviations