ECOLAB INC.·4

Dec 5, 4:10 PM ET

Alfano Nicholas J. 4

4 · ECOLAB INC. · Filed Dec 5, 2025

Insider Transaction Report

Form 4
Period: 2025-12-03
Alfano Nicholas J.
EVP & PRES - GLOBAL WATER
Transactions
  • Award

    Employee Stock Option (Right to Buy)

    2025-12-03+8,1198,119 total
    Exercise: $268.51From: 2026-12-03Exp: 2035-12-03Common Stock (8,119 underlying)
Holdings
  • Common Stock

    4,718.139
  • Common Stock

    (indirect: By Ecolab Savings Plan)
    1,477.031
Footnotes (3)
  • [F1]The total includes 9.972 shares resulting from automatic dividend reinvestment in transactions exempt pursuant to Rule 16a-11 under Section 16 of the Securities Exchange Act of 1934.
  • [F2]Number of UNITS in the Ecolab Stock Fund of the Ecolab Savings Plan (401(k) Plan) as of November 30, 2025. Includes 12.533 UNITS acquired since the reporting person's last report. Since the last report, the reporting person transferred 3,265.492 SHARES (equivalent to 1,782.217 UNITS) to his ex-spouse pursuant to a domestic relations order. The reporting person no longer reports as beneficially owned any securities owned by his ex-spouse. (The 1,477.031 UNITS are the equivalent of approximately 2,710 SHARES of the issuer's Common Stock.)
  • [F3]The option will be exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining shares on the third anniversary of the date of grant. The date listed in the Date Exercisable column is the first anniversary of the date of grant.

Documents

1 file
  • 4
    form4-12052025_091259.xmlPrimary