Ecolab Inc. (ECL) Insider Ownership

Historic Insider Ownership Trends

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).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
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