InsiderTrades

Form 4 for ECL Ecolab

Accepted 2026-03-30 00:00:00 ET · period of report 2026-03-27 · accession 0001098825-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-30 2026-03-27 ECL LARSON MICHAEL Dir M - OptEx $115.08 +2,300 19.8K +13% +$264.7K
D 2026-03-30 2026-03-27 ECL LARSON MICHAEL Dir F - Tax $262.89 -1,006 18.8K -5% -$264.5K
D 2026-03-30 2026-03-27 ECL LARSON MICHAEL Dir M - OptEx $0.00 -2,300 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-27 M A 2,300 $115.08 19,848.43 D — —
2 Common Common Stock 2026-03-27 F D 1,006 $262.89 18,842.43 D — —
3 Derivative Non-Employee Stock Option (Right to Buy) 2026-03-27 M D 2,300 $0.00 0 D $115.08 · 2016-08-05 to 2026-05-05 2,300 Common Stock (F2) The option became exercisable, on a cumulative basis, as to 25% of the option shares (excluding any fractional portion less than one share), on the last day of each of the first, second and third three-month periods following its date of grant and as to the remaining shares on the last day of the fourth three-month period following its date of grant. The date listed in the "Date Exercisable" column represents the first vesting date.