FLAUGHER BRETT A

PrivateCIK: 1727635
Location

CLAYTON, MO

FLAUGHER BRETT A (VP & President, Winchester) exercised options at OLIN CORP

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

M · 1 exercise
InsiderFLAUGHER BRETT ACIK 1727635
IssuerOLIN CORPCIK 74303
Officer· VP & President, Winchester
Since Aug 2018
-1.84K
Net shares
Net seller
$44.3K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
6.28K acquired · 8.12K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+6.28K

Price / share

Trade value

% of position

2648.1%
2/20/2026
237.006.51K

Common Stock

Direct
F · Tax Withholding

Shares

1.84K

Price / share

$24.09

Trade value

$44.30K

% of position

28.2%
2/20/2026
6.51K4.67K
Total

Net shares

+4.44K

Net value

-$44.30K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.28K shares

Shares

6.28K

Strike price

Held after

12.55K

Exercisable

2/20/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned88.44K
Total
88.44K indirect88.44K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
FLAUGHER BRETT A — Insider Transaction (Form 4) Filed Feb 24, 2026 | Finecho