COOK GREGORY B

PrivateCIK: 1989181
Location

SAINT PAUL, MN

COOK GREGORY B (EVP & PRES - INST GROUP) exercised options at ECOLAB INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderCOOK GREGORY BCIK 1989181
IssuerECOLAB INC.CIK 31462
Officer· EVP & PRES - INST GROUP
Since Feb 2026
-3.83K
Net shares
Net seller
$987.5K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
8.40K acquired · 12.22K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+8.40K

Price / share

Trade value

% of position

71.9%
5/4/2026
11.67K20.07K

Common Stock

Direct
F · Tax Withholding

Shares

3.83K

Price / share

$257.93

Trade value

$987.49K

% of position

19.1%
5/4/2026
20.07K16.24K
Total

Net shares

+4.57K

Net value

-$987.49K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

8.40K shares

Shares

8.40K

Strike price

Held after

0.00

Exercisable

5/4/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned3.61K
Total
3.61K indirect3.61K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
COOK GREGORY B — Insider Transaction (Form 4) Filed May 6, 2026 | Finecho