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SEC Form 4 research

ECOLAB INC insider transactions

Inspect ECOLAB INC's public SEC insider acquisitions and sales, reporting owners and source receipts.

As of 2026-10-15T08:02:39.132Z

Issuer CIK
0000031462
Reporting owners
94
Officers and directors
49
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What is a Form 4?

Animation: what a Form 4 is, shown with one real example. Sonic Automotive (SAH) reporting owner Paul P. Rusnak bought 13,701 shares at $59.78 on Wednesday, October 7, 2026, transaction code P, an open-market purchase (S is a sale and A is an award from the company). A timeline marks the SEC's two-business-day filing deadline, which ends Friday, October 9. The SEC accepted the Form 4 at 4:33:21 PM ET on October 9, and NexusTrade treats it as public one minute later, at 4:34:21 PM ET. A lamp for NexusTrade's InsiderTrades indicator stays off from the trade date until that moment, then counts one purchase worth 13,701 × $59.78 = $819,045.78.
In this example the shares were bought on Oct 7, 2026, and NexusTrade's InsiderTrades indicator can count the purchase starting at 4:34:21 PM ET on Oct 9, one minute after the SEC accepted the Form 4.

A Form 4 is the SEC filing a company insider, such as an officer, director or 10% owner, uses to report a trade in the company's stock, generally within two business days. The animation follows one real filing as an example: Paul P. Rusnak's purchase of Sonic Automotive (SAH) shares on October 7, 2026.

The same reading applies to every row on this page. The trade date is when the shares changed hands. The available date is when NexusTrade treats the filing as public, and a NexusTrade InsiderTrades indicator counts a purchase (code P) or sale (code S) only from that moment. Code A awards are not counted as purchases.

Read one actual disclosure before using it

Show the table · 1 row, 7 columns

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2026-10-022026-09-30ZILLMER JOHN JA131.17$0Not reported

First displayed source row from Recent insider disclosures. The full bounded history and coverage notes remain below.

The displayed observation date is 2026-09-30 and its public availability date is 2026-10-02. Subtracting those calendar dates gives 2 days of disclosure lag. Historical public research can use the record from the availability date, rather than backdating knowledge to the observation date. The calendar-day difference does not assert an intraday publication time.

This row is code A: a award. An award is an acquisition but is not an open-market purchase. A purchase-following rule must not count it as code P.

Open the linked original receipts to verify the row, then inspect a second record before drawing a pattern. This public filing observation supplies source evidence, not a completed copy-trading return.

Recent insider disclosures

Inspect all 20 displayed rows: Recent insider disclosures

This table includes purchases, sales and awards in the public filing record. Awards and open-market purchases are distinct transaction codes. For historical research, use the public availability date to determine when the transaction was knowable.

Read code P as a purchase, S as a sale and A as an award. An award is an acquisition, but it is not an open-market purchase. Open the filing receipt to check the transaction details.

Scroll sideways to compare all columns. Select a heading to sort.

2026-10-022026-09-30ZILLMER JOHN JA131.17$0Not reported
2026-10-022026-09-30Whalen JulieA131.17$0Not reported
2026-10-022026-09-30Vautrinot Suzanne MA131.17$0Not reported
2026-10-022026-09-30NOWELL LIONEL L IIIA131.17$0Not reported
2026-10-022026-09-30McKibben Tracy BA131.17$0Not reported
2026-10-022026-09-30MacLennan DavidA46.36$276.36Not reported
2026-10-022026-09-30MacLennan DavidA131.17$0Not reported
2026-10-022026-09-30LARSON MICHAELA131.17$0Not reported
2026-10-022026-09-30Gross Marion K.A131.17$0Not reported
2026-10-022026-09-30Green Eric MarkA144.75$276.36Not reported
2026-10-022026-09-30Green Eric MarkA131.17$0Not reported
2026-10-022026-09-30Doukeris Michel DA131.17$0Not reported
2026-10-022026-09-30Ballard Shari LA131.18$276.36Not reported
2026-10-022026-09-30Ballard Shari LA131.17$0Not reported
2026-10-022026-09-30Althoff JudsonA131.17$0Not reported
2026-09-142026-09-11Green Eric MarkP320$277.29Not reported
2026-09-142026-09-11Green Eric MarkP3,370$276.58Not reported
2026-08-212026-08-18Beck ChristopheS17,862$280.14Not reported
2026-08-122026-08-11Cook Gregory BS4,567.42$285.13Not reported
2026-08-012026-07-30Kirkland Scott DS3,357$276.96Not reported

Most recent 90-day source activity, up to 50 rows. No rows means no matching recent records, not no historical activity.

Officers and directors in the directory

Inspect all 50 displayed rows: Officers and directors in the directory

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Hickey Michael A000134336420
PRITCHARD BETH M00012285984
Mason Phillip J00012973925
MacLennan David000149853533
Duijser Machiel00018015372
Kirkland Scott D00017792343
NEWLIN STEPHEN D000122931398
BECK BARBARA000118492563
Beck Christophe000147150024
McKibben Tracy B00015841193
Busch Angela M000174009420
BAKER DOUGLAS M JR000119875327
HIGGINS ARTHUR J000114208325
Berger Larry L000143383216
REICH VICTORIA000121763523
Simermeyer Elizabeth A00017400966
Alfano Nicholas J.00019724625
CHAZEN STEPHEN I0001026545201
HANDLEY THOMAS W00012759676
McCormick Michael C.000169991713
ETTINGER JEFFREY M00011929339
Wyant Jill S000155937017
DE SCHUTTER RICHARD U000108320522
Aronson Martha Goldberg000142983212
BELL LAWRENCE T00011987553
BILLER LESLIE S00012145222
Blanco Alex N00015661741
Bradway Jennifer J00019023944
Brown Darrell R00017272879
Casale Carl M0001126218164
Charton Jerome00018101423
Clark Benjamin M.00020829841
Cook Gregory B00019891814
Corkrean John J00014318496
De Boo Alexander A.00018443582
Doukeris Michel D00020588571
Green Eric Mark000133600751
GRUNDHOFER JERRY A0001105789677
Hughes Bryan L00016083495
IANNUZZI LUCIANO000123600724
Inchaustegui Roberto000152021818
LAVANDIER BRUNO00013061564
LEVIN JERRY W000118943037
Marsh Laurie M000147928910
Meyer Michael L00014281021
MILLER JAMES A00011987617
Mulhere Timothy P000154075424
Peterson Gail00018370801
SANDERS DANIEL S000119934236
SCHMECHEL DANIEL J00011987682

Which transactions qualify for the company tracker

The company strategy uses verified officers and directors with qualifying acquisitions at this issuer. Other reporting owners may appear in source records without becoming strategy signals.

Strategy eligibility is held while filing coverage is unresolved.

Historical follower simulations are separate from these source transactions. They do not establish live trading results.