David W. MacLennan - Director at ECOLAB INC.

Issuer-level insider activity

Role
Director
Issuer ticker
ECL on NYSE
Identity Names, identifiers, and filing context for this profile. 1 identity field
Entity type
Individual
Source evidence Original filing metadata and source links for verification. 1 source field
Source filing history
Open source filing history

Past-year transaction volume for David W. MacLennan in ECOLAB INC.

Buys

Open market
Shares
+2,550
Avg price
$254.66
Total value
+$649,377

Sells

Open market
Shares
Avg price
Total value

Net

Past year
Shares
+2,550
Share %
100%
Total value
+$649,377

Reported holdings for David W. MacLennan in ECOLAB INC.

Form 4 holding Director

ECOLAB INC.

Security class
Common Stock
Shares / value
3,500
Estimated value
$931,070
Report date
30 Jun 2026
Price
$266.02
Ownership
By Kathleen F. MacLennan Revocable Trust u/a dated 11/07/2002
Form 4 holding Director

ECOLAB INC.

Security class
Common Stock
Shares / value
709
Estimated value
$188,608
Report date
30 Jun 2026
Price
$266.02
Ownership
By sibling's trusts
Form 4 holding Director

ECOLAB INC.

Security class
Non-Employee Stock Option (Right to Buy)
Shares / value
3,300
Estimated value
Report date
12 Nov 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

ECOLAB INC.

Security class
Non-Employee Director Stock Option (Right to Buy)
Shares / value
732
Estimated value
Report date
15 May 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Transaction history for David W. MacLennan in ECOLAB INC.

Sym Class Transaction % SEC-reported value SEC-reported price Shares Shares after Date Ownership
* marks a reported price that did not pass the local price check.
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