VERMILLION TERESA M

PrivateCIK: 1729998
Location

CLAYTON, MO

VERMILLION TERESA M (VP & Treasurer) sold 20.7% of their position (4.50K shares) of OLIN CORP on the open market

Open‑market sale worth $93.9K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderVERMILLION TERESA MCIK 1729998
IssuerOLIN CORPCIK 74303
Officer· VP & Treasurer
Since Feb 2026
-4.50K
Net shares
Net seller
$93.9K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
4.50K acquired · 9K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+4.50K

Price / share

$13.14

Trade value

$59.13K

% of position

26.2%
11/26/2025
17.20K21.70K

Common Stock

Direct
S · Sale

Shares

4.50K

Price / share

$20.86

Trade value

$93.85K

% of position

20.7%
11/26/2025
21.70K17.20K
Total

Net shares

+0.00

Net value

-$34.72K

Derivative Transactions1

Employee Stock Options (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

4.50K shares

Shares

4.50K

Strike price

13.14

Held after

0.00

Exercisable

11/26/2025
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 Nov 28, 2025 | Finecho