Ecolab Inc. (ECL) Insider Trading
Over the last 3 months, ECL insiders made 2 open-market buys and 4 sales, a net sale of -$7.6M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 1256 institutions increased and 1337 reduced their position (13F).
Insider Activity
Sentiment
17/100
Buys (3m)
2
Sells (3m)
4
Net (3m)
-$7.6M
Insiders buyingCluster buying
Insider trades by month Buys Sells
Dec
Feb
May
Jun
Jul
Aug
Context3-month price +11.4%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 20, 2026 | Beck Christophedirector, officer: CHAIRMAN, PRESIDENT & CEO | Sell | 17,862 | $280.14 |
| Aug 11, 2026 | Cook Gregory Bofficer: Co-COO - Global Businesses | Sell | 4,567 | $285.13 |
| Aug 5, 2026 | Bradway Jennifer Jofficer: SVP & CORPORATE CONTROLLER | Option | 6,457 | — |
| Aug 5, 2026 | Bradway Jennifer Jofficer: SVP & CORPORATE CONTROLLER | Tax | 2,944 | $278.79 |
| Jul 31, 2026 | Kirkland Scott Dofficer: CHIEF FINANCIAL OFFICER | Sell | 3,357 | $276.96 |
| Jul 31, 2026 | Kirkland Scott Dofficer: CHIEF FINANCIAL OFFICER | Option | 3,972 | $117.73 |
| Jul 2, 2026 | NOWELL LIONEL L IIIdirector | Grant | 130 | — |
| Jul 2, 2026 | ZILLMER JOHN Jdirector | Grant | 130 | — |
| Jul 2, 2026 | Green Eric Markdirector | Grant | 130 | — |
| Jul 2, 2026 | LARSON MICHAELdirector | Grant | 130 | — |
| Jul 2, 2026 | Althoff Judsondirector | Grant | 130 | — |
| Jul 2, 2026 | McKibben Tracy Bdirector | Grant | 130 | — |
| Jul 2, 2026 | MacLennan Daviddirector | Grant | 46 | $278.46 |
| Jul 2, 2026 | Ballard Shari Ldirector | Grant | 130 | — |
| Jul 2, 2026 | Green Eric Markdirector | Grant | 144 | $278.46 |
| Jul 2, 2026 | Vautrinot Suzanne Mdirector | Grant | 130 | — |
| Jul 2, 2026 | MacLennan Daviddirector | Grant | 130 | — |
| Jul 2, 2026 | Whalen Juliedirector | Grant | 130 | — |
| Jul 2, 2026 | Doukeris Michel Ddirector | Grant | 130 | — |
| Jul 2, 2026 | Gross Marion K.director | Grant | 130 | — |
| Jun 15, 2026 | Clark Benjamin M.officer: EVP - Global Supply Chain | Buy | 1,000 | $263.83 |
| Jun 11, 2026 | Doukeris Michel Ddirector | Buy | 7,750 | $258.00 |
| Jun 10, 2026 | Brown Darrell Rofficer: Co-COO - Global Markets | Option | 10,000 | $117.73 |
| Jun 10, 2026 | Brown Darrell Rofficer: Co-COO - Global Markets | Sell | 10,000 | $260.89 |
| May 27, 2026 | Vautrinot Suzanne Mdirector | Tax | 996 | $252.27 |
| May 27, 2026 | Vautrinot Suzanne Mdirector | Sell | 1,004 | $264.98 |
| May 27, 2026 | Vautrinot Suzanne Mdirector | Option | 2,000 | $125.67 |
| May 19, 2026 | Vautrinot Suzanne Mdirector | Grant | 732 | $247.70 |
| May 19, 2026 | MacLennan Daviddirector | Grant | 732 | $247.70 |
| May 19, 2026 | Gross Marion K.director | Grant | 732 | $247.70 |
Source: ECL SEC Form 4 filings, latest Aug 20, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their ECL positions over the last 6 months (SEC Form 13F).
Increased
1256
New positions
306
Reduced
1337
Sold out
120
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 23.1M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 22.8M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 16.5M | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 16.5M | May 15, 2026 |
| JPMORGAN CHASE & CO | Increased | 14.6M | Aug 12, 2026 |
| STATE STREET CORP | Increased | 11.8M | Aug 7, 2026 |
| JPMORGAN CHASE & CO | Increased | 11.7M | May 13, 2026 |
| STATE STREET CORP | Increased | 11.2M | May 15, 2026 |
| MORGAN STANLEY | Increased | 7.8M | Aug 13, 2026 |
| MORGAN STANLEY | Reduced | 7.8M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 6.3M | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 6.3M | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 6.0M | Aug 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 6.0M | May 15, 2026 |
| BILL & MELINDA GATES FOUNDATION TRUST | Unchanged | 5.2M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.