VERMILLION TERESA M

PrivateCIK: 1729998
Location

CLAYTON, MO

VERMILLION TERESA M (VP & Treasurer) exercised options at OLIN CORP

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

M · 1 exercise
InsiderVERMILLION TERESA MCIK 1729998
IssuerOLIN CORPCIK 74303
Officer· VP & Treasurer
Since Feb 2026
-674.00
Net shares
Net seller
$16.2K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
2.32K acquired · 2.99K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+2.32K

Price / share

Trade value

% of position

13.4%
2/20/2026
17.28K19.60K

Common Stock

Direct
F · Tax Withholding

Shares

674.00

Price / share

$24.09

Trade value

$16.24K

% of position

3.4%
2/20/2026
19.60K18.92K
Total

Net shares

+1.64K

Net value

-$16.24K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

2.32K shares

Shares

2.32K

Strike price

Held after

4.63K

Exercisable

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

Common Stock

Indirect
Shares owned140.76
Total
140.76 indirect140.76
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
VERMILLION TERESA M — Insider Transaction (Form 4) Filed Feb 24, 2026 | Finecho