ECL insider trading — Ecolab Inc.
Over the last 90 days, insiders at Ecolab Inc. (ECL) made 1 open-market purchase worth $1.02M and 3 open-market sales worth $7.24M, making them net sellers by $6.22M. The largest purchase was by Green Eric Mark (Director), who bought 3,690 shares for $1.02M on Sep 11, 2026. The largest sale was by Beck Christophe (CHAIRMAN, PRESIDENT & CEO), who sold 17,862 shares for $5.00M on Aug 18, 2026.
Updated Oct 16, 2026.
Recent ECL insider transactions
Every Form 4 filed by Ecolab Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Zillmer John J | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Whalen Julie | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Vautrinot Suzanne M | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Nowell Lionel L Iii | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Mckibben Tracy B | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Maclennan David | Director | A · Grant/award | Direct | 178 | $276.36 | $13K | Form 4 |
| Sep 30, 2026 | Larson Michael | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Gross Marion K. | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Green Eric Mark | Director | A · Grant/award | Direct | 276 | $276.36 | $40K | Form 4 |
| Sep 30, 2026 | Doukeris Michel D | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 30, 2026 | Ballard Shari L | Director | A · Grant/award | Direct | 262 | $276.36 | $36K | Form 4 |
| Sep 30, 2026 | Althoff Judson | Director | A · Grant/award | Direct | 131 | — | — | Form 4 |
| Sep 11, 2026 | Green Eric Mark | Director | P · Purchase | Direct | 3,690 | $276.64 | $1.02M | Form 4 |
| Aug 18, 2026 | Beck Christophe | CHAIRMAN, PRESIDENT & CEO | S · Sale | Direct | 17,862 | $280.14 | $5.00M | Form 4 |
| Aug 11, 2026 | Cook Gregory B | Co-COO - Global Businesses | S · Sale | Direct | 4,567 | $285.13 | $1.30M | Form 4 |
| Aug 3, 2026 | Bradway Jennifer J | SVP & CORPORATE CONTROLLER | M · Option exercise | Direct | 6,457 | — | — | Form 4 |
| Aug 3, 2026 | Bradway Jennifer J | SVP & CORPORATE CONTROLLER | F · Tax withholding | Direct | 2,944 | $278.79 | $821K | Form 4 |
| Jul 30, 2026 | Kirkland Scott D | CHIEF FINANCIAL OFFICER | M · Option exercise | Direct | 3,972 | $117.73 | $468K | Form 4 |
| Jul 30, 2026 | Kirkland Scott D | CHIEF FINANCIAL OFFICER | S · Sale | Direct | 3,357 | $276.96 | $930K | Form 4 |
ECL insider trading FAQ
Are insiders buying ECL stock?
Yes. In the last 90 days, Ecolab Inc. insiders made 1 open-market purchase totaling $1.02M, and 3 open-market sales totaling $7.24M. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading ECL?
Recent buyers: Green Eric Mark. Recent sellers: Beck Christophe, Cook Gregory B, Kirkland Scott D.
Where does ECL insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.