As of September 09, 2026, Ecolab's top three insider holders are William H Iii Gates (TenPercentOwner, 30.87Mn shares), William H Iii Gates (TenPercentOwner, 29.18Mn shares), Douglas M Jr Baker (Exec Chairman Of The Board, 617.07K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | William H Iii Gates | TenPercentOwner | 0 | 29,178,741 | 29,178,741 | 96.5% | 22 Nov, 2024 |
| 2 | Douglas M Jr Baker | Exec Chairman Of The Board | 617,066 | 0 | 617,066 | 2.0% | 25 Feb, 2022 |
| 3 | Christophe Beck | Chairman, President Ceo | 72,932 | 0 | 72,932 | 0.2% | 20 Aug, 2026 |
| 4 | Michael C. Mccormick | Evp Corporate Affairs | 47,067 | 0 | 47,067 | 0.2% | 17 Aug, 2022 |
| 5 | Barbara Beck | Director | 32,849 | 0 | 32,849 | 0.1% | 02 Apr, 2024 |
| 6 | Darrell R Brown | Co Coo Global Markets | 32,733 | 0 | 32,733 | 0.1% | 10 Jun, 2026 |
| 7 | Timothy P Mulhere | Evp Pres Global Inst | 30,640 | 0 | 30,640 | 0.1% | 04 May, 2022 |
| 8 | Laurie M Marsh | Evp Human Resources | 25,810 | 0 | 25,810 | 0.1% | 21 Feb, 2025 |
| 9 | David Maclennan | Director | 25,427 | 0 | 25,427 | 0.1% | 02 Jul, 2026 |
| 10 | Scott D Kirkland | Chief Financial Officer | 17,524 | 0 | 17,524 | 0.1% | 31 Jul, 2026 |
| 11 | Larry L Berger | Evp Chief Technical Officer | 17,385 | 0 | 17,385 | 0.1% | 27 Feb, 2025 |
| 12 | Angela M Busch | Evp Corp Strat Bus Dev | 16,888 | 0 | 16,888 | 0.1% | 19 Mar, 2024 |
| 13 | Suzanne M Vautrinot | Director | 11,805 | 0 | 11,805 | 0.0% | 02 Jul, 2026 |
| 14 | Gregory B Cook | Co Coo Global Businesses | 11,673 | 0 | 11,673 | 0.0% | 11 Aug, 2026 |
| 15 | Tracy B Mckibben | Director | 11,668 | 0 | 11,668 | 0.0% | 02 Jul, 2026 |
| 16 | Elizabeth A Simermeyer | Evp Pres Hc Life Sci | 10,504 | 0 | 10,504 | 0.0% | 25 Feb, 2022 |
| 17 | Shari L Ballard | Director | 9,685 | 0 | 9,685 | 0.0% | 02 Jul, 2026 |
| 18 | Jennifer J Bradway | Svp Corporate Controller | 9,603 | 0 | 9,603 | 0.0% | 04 Aug, 2026 |
| 19 | Michel D Doukeris | Director | 8,458 | 0 | 8,458 | 0.0% | 02 Jul, 2026 |
| 20 | Boo Alexander A. De | Evp Pres Global Markets | 7,971 | 0 | 7,971 | 0.0% | 20 Feb, 2026 |
| 21 | Lionel L Iii Nowell | Director | 6,773 | 0 | 6,773 | 0.0% | 02 Jul, 2026 |
| 22 | Nicholas J. Alfano | Evp Pres Global Water | 5,948 | 0 | 5,948 | 0.0% | 20 Feb, 2026 |
| 23 | Machiel Duijser | Evp Csco | 5,601 | 0 | 5,601 | 0.0% | 21 Feb, 2025 |
| 24 | Nicolas A Granucci | Evp Pres Global Pest | 4,901 | 0 | 4,901 | 0.0% | 27 Feb, 2024 |
| 25 | Eric Mark Green | Director | 4,257 | 0 | 4,257 | 0.0% | 02 Jul, 2026 |
| 26 | Gail Peterson | Evp Global Mktg Comms | 2,530 | 0 | 2,530 | 0.0% | 23 Feb, 2024 |
| 27 | Gergely Sved | Evp Pres Hc Life Sci | 1,477 | 0 | 1,477 | 0.0% | 23 Feb, 2024 |
| 28 | Judson Althoff | Director | 1,273 | 0 | 1,273 | 0.0% | 02 Jul, 2026 |
| 29 | Benjamin M. Clark | Evp Global Supply Chain | 1,083 | 0 | 1,083 | 0.0% | 15 Jun, 2026 |
| 30 | Jandeen M Boone | Evp, Gc Secretary | 944 | 0 | 944 | 0.0% | 20 Feb, 2026 |
| 31 | Alexandra M A Hlila | Evp Gm Global Pest | 379 | 0 | 379 | 0.0% | 20 Feb, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 18 Aug, 2026 | Christophe Beck | Chairman, President Ceo | Disposed S | 17,862 | $280.14 | $5.00Mn | 72,932 | Direct |
| 11 Aug, 2026 | Gregory B Cook | Co Coo Global Businesses | Disposed S | 4,567 | $285.13 | $1.30Mn | 11,673 | Direct |
| 03 Aug, 2026 | Jennifer J Bradway | Svp Corporate Controller | Acquired M | 6,457 | — | — | 12,548 | Direct |
| 03 Aug, 2026 | Jennifer J Bradway | Svp Corporate Controller | Disposed F | 2,944 | $278.79 | $820.87K | 9,603 | Direct |
| 03 Aug, 2026 | Jennifer J Bradway | Svp Corporate Controller | Disposed M | 6,457 | $0.00 | $0 | 0 | Direct |
| 30 Jul, 2026 | Scott D Kirkland | Chief Financial Officer | Acquired M | 3,972 | $117.73 | $467.62K | 20,881 | Direct |
| 30 Jul, 2026 | Scott D Kirkland | Chief Financial Officer | Disposed S | 3,357 | $276.96 | $929.75K | 17,524 | Direct |
| 30 Jul, 2026 | Scott D Kirkland | Chief Financial Officer | Disposed M | 3,972 | $0.00 | $0 | 0 | Direct |
| 30 Jun, 2026 | John J Zillmer | Director | Acquired A | 130 | $0.00 | $0 | 49,365 | Direct |
| 30 Jun, 2026 | Lionel L Iii Nowell | Director | Acquired A | 130 | $0.00 | $0 | 6,773 | Direct |
| 30 Jun, 2026 | Judson Althoff | Director | Acquired A | 130 | $0.00 | $0 | 1,273 | Direct |
| 30 Jun, 2026 | Michel D Doukeris | Director | Acquired A | 130 | $0.00 | $0 | 8,458 | Direct |
| 30 Jun, 2026 | Suzanne M Vautrinot | Director | Acquired A | 130 | $0.00 | $0 | 11,805 | Direct |
| 30 Jun, 2026 | Tracy B Mckibben | Director | Acquired A | 130 | $0.00 | $0 | 11,668 | Direct |
| 30 Jun, 2026 | Shari L Ballard | Director | Acquired A | 130 | $0.00 | $0 | 9,555 | Direct |
| 30 Jun, 2026 | David Maclennan | Director | Acquired A | 130 | $0.00 | $0 | 25,381 | Direct |
| 30 Jun, 2026 | Eric Mark Green | Director | Acquired A | 130 | $0.00 | $0 | 4,114 | Direct |
| 30 Jun, 2026 | Shari L Ballard | Director | Acquired A | 130 | $278.46 | $36.25K | 9,685 | Direct |
| 30 Jun, 2026 | Eric Mark Green | Director | Acquired A | 144 | $278.46 | $40.00K | 4,257 | Direct |
| 30 Jun, 2026 | David Maclennan | Director | Acquired A | 46 | $278.46 | $12.81K | 25,427 | Direct |