MCKIM ALAN S

PrivateCIK: 1024547
Location

NORWELL, MA

MCKIM ALAN S (Chrmn.of Bd and CEO) sold 4.2% of their position (100K shares) of CLEAN HARBORS INC on the open market

Open‑market sale worth $28.11M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderMCKIM ALAN SCIK 1024547
IssuerCLEAN HARBORS INCCIK 822818
DirectorOfficer· Chrmn.of Bd and CEO
Since Jul 2018
-110K
Net shares
Net seller
$28.11M
Total sold
1
Open market trades
0B · 1S
2
Total transactions
110K disposed
Non-Derivative Transactions2

Common Stock

Indirect
S · Sale

Shares

100K

Price / share

$281.14

Trade value

$28.11M

% of position

4.2%
2/19/2026
2.38M2.28M

Common Stock

Indirect
G · Gift

Shares

10K

Price / share

Trade value

% of position

0.4%
2/19/2026
2.28M2.27M
Total

Net shares

110K

Net value

-$28.11M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Direct
Shares owned34.03K

Common Stock

Indirect
Shares owned67.09K
Total
34.03K direct·67.09K indirect101.12K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
MCKIM ALAN S — Insider Transaction (Form 4) Filed Feb 23, 2026 | Finecho