# Ecolab (ECL): value investors who own it | moatshark

4 value investors held Ecolab in their Q3 2026 13F, led by Gates Foundation Trust, Mairs & Power, Markel Group, Jensen Investment Management.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Gates Foundation Trust | 4.2% | $1.5bn | Unchanged | 53 |
| Mairs & Power | 2.0% | $217m | Added +2.1% | 53 |
| Markel Group | 0.6% | $76.4m | Unchanged | 53 |
| Jensen Investment Management | 0.4% | $16.3m | Trimmed -0.7% | 53 |
| First Eagle Investment Management | 0.0% | $0k | Sold out | 2 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-09-11 | Green Eric Mark | Director | Bought | 3370 | $932k |
| 2026-09-11 | Green Eric Mark | Director | Bought | 320 | $89k |
| 2026-08-18 | Beck Christophe | CHAIRMAN, PRESIDENT & CEO | Sold | 17862 | $5.0m |
| 2026-08-11 | Cook Gregory B | Co-COO - Global Businesses | Sold | 4567.424 | $1.3m |
| 2026-07-30 | Kirkland Scott D | CHIEF FINANCIAL OFFICER | Sold | 3357 | $930k |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| Mairs & Power Growth Fund | Mairs & Power | 1.4% | $75.2m | 2026-06-30 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/ecl). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.