Based on data from the past 90 days ending January 13, 2026, Ecolab's three largest insider shareholders are TenPercentOwner William H Iii Gates (29.18Mn shares), Exec Chairman Of The Board Douglas M Jr Baker (617.07K shares), Chairman & Ceo Christophe Beck (72.64K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| William H Iii Gates | 29,178,741 | 22 Nov, 2024 | |
| Douglas M Jr Baker | Exec Chairman Of The Board | 617,066 | 25 Feb, 2022 |
| Christophe Beck | Chairman & Ceo | 72,644 | 13 Nov, 2025 |
| John J Zillmer | 47,591 | 05 Jan, 2026 | |
| Michael C. Mccormick | Evp Corporate Affairs | 47,067 | 17 Aug, 2022 |
| Barbara Beck | 32,849 | 02 Apr, 2024 | |
| Timothy P Mulhere | Evp & Pres Global Inst | 30,640 | 04 May, 2022 |
| Darrell R Brown | President & Coo | 27,529 | 21 Feb, 2025 |
| Arthur J Higgins | 26,866 | 02 Apr, 2025 | |
| Laurie M Marsh | Evp Human Resources | 25,810 | 21 Feb, 2025 |
| Victoria Reich | 25,176 | 05 Jan, 2026 | |
| David Maclennan | 23,224 | 05 Jan, 2026 | |
| Jeffrey M Ettinger | 20,063 | 04 Apr, 2023 | |
| Michael Larson | 17,548 | 05 Jan, 2026 | |
| Larry L Berger | Evp & Chief Technical Officer | 17,385 | 27 Feb, 2025 |
| Angela M Busch | Evp Corp Strat & Bus Dev | 16,888 | 19 Mar, 2024 |
| Scott D Kirkland | Chief Financial Officer | 12,780 | 06 May, 2025 |
| Suzanne M Vautrinot | 11,491 | 05 Jan, 2026 | |
| Elizabeth A Simermeyer | Evp & Pres Hc & Life Sci | 10,504 | 25 Feb, 2022 |
| Tracy B Mckibben | 10,323 | 05 Jan, 2026 | |
| Shari L Ballard | 9,101 | 05 Jan, 2026 | |
| Gregory B Cook | Evp & Pres Inst Group | 9,070 | 21 May, 2025 |
| Lionel L Iii Nowell | 6,471 | 05 Jan, 2026 | |
| Boo Alexander A. De | Evp & Pres Global Markets | 5,726 | 25 Nov, 2025 |
| Machiel Duijser | Evp & Csco | 5,601 | 21 Feb, 2025 |
| Nicolas A Granucci | Evp & Pres Global Pest | 4,901 | 27 Feb, 2024 |
| Nicholas J. Alfano | Evp & Pres Global Industrial | 4,708 | 09 May, 2025 |
| Jennifer J Bradway | Svp & Corporate Controller | 4,326 | 15 Aug, 2025 |
| Eric Mark Green | 3,675 | 05 Jan, 2026 | |
| Gail Peterson | Evp Global Mktg & Comms | 2,530 | 23 Feb, 2024 |
| Lanesha Minnix | Evp And Gc & Secretary | 1,866 | 04 Aug, 2023 |
| Gergely Sved | Evp & Pres Hc & Life Sci | 1,477 | 23 Feb, 2024 |
| Judson Althoff | 1,000 | 05 Jan, 2026 | |
| Harpreet Saluja | Evp Corp Strat & Bus Dev | 924 | 05 Dec, 2025 |
| Jandeen M Boone | Evp And Gc & Secretary | 552 | 18 Mar, 2025 |
| Michel D Doukeris | 438 | 05 Jan, 2026 | |
| Marion K. Gross | 328 | 05 Jan, 2026 | |
| Julie Whalen | 203 | 05 Jan, 2026 | |
| Alexandra M A Hlila | Evp & Gm Global Pest | 85 | 21 Feb, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 31 Dec, 2025 | Michael Larson | Common Stock | A | 128 | $0.00 | 17,548 | D | A |
| 31 Dec, 2025 | Lionel L Iii Nowell | Common Stock | A | 128 | $0.00 | 6,471 | D | A |
| 31 Dec, 2025 | John J Zillmer | Common Stock | A | 128 | $0.00 | 47,591 | D | A |
| 31 Dec, 2025 | Victoria Reich | Common Stock | A | 128 | $0.00 | 25,176 | D | A |
| 31 Dec, 2025 | Julie Whalen | Common Stock | A | 128 | $0.00 | 203 | D | A |
| 31 Dec, 2025 | Shari L Ballard | Common Stock | A | 128 | $263.68 | 9,101 | D | A |
| 31 Dec, 2025 | Shari L Ballard | Common Stock | A | 128 | $0.00 | 8,973 | D | A |
| 31 Dec, 2025 | Eric Mark Green | Common Stock | A | 128 | $0.00 | 3,537 | D | A |
| 31 Dec, 2025 | Eric Mark Green | Common Stock | A | 137 | $263.68 | 3,675 | D | A |
| 31 Dec, 2025 | David Maclennan | Common Stock | A | 44 | $263.68 | 23,224 | D | A |
| 31 Dec, 2025 | David Maclennan | Common Stock | A | 128 | $0.00 | 23,180 | D | A |
| 31 Dec, 2025 | Tracy B Mckibben | Common Stock | A | 128 | $0.00 | 10,323 | D | A |
| 31 Dec, 2025 | Suzanne M Vautrinot | Common Stock | A | 128 | $0.00 | 11,491 | D | A |
| 31 Dec, 2025 | Judson Althoff | Common Stock | A | 128 | $0.00 | 1,000 | D | A |
| 31 Dec, 2025 | Marion K. Gross | Common Stock | A | 128 | $0.00 | 328 | D | A |
| 31 Dec, 2025 | Michel D Doukeris | Common Stock | A | 128 | $0.00 | 438 | D | A |
| 08 Dec, 2025 | David Maclennan | Common Stock | A | 750 | $257.60 | 23,035 | D | P |
| 04 Dec, 2025 | Harpreet Saluja | Common Stock | A | 1,331 | $0.00 | 1,331 | D | M |
| 04 Dec, 2025 | Harpreet Saluja | Common Stock | D | 407 | $263.38 | 924 | D | F |
| 24 Nov, 2025 | Boo Alexander A. De | Common Stock | A | 2,153 | $119.12 | 7,148 | D | M |