OLIN Corp — Director's Dealing 2026

Feb 20, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN Corp (OLN)
CIK: 0000074303
Period of Report: 2026-02-18

Reporting Person: FLAUGHER BRETT A (VP & Pres, Winchester)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-18	Common Stock	A	237	—	Acquired	237	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-18	Restricted Stock Units	$	A	24010	Acquired		Common Stock (24010)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	88438	Indirect

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Olin Common Stock.

F2: These restricted stock units vest in three annual installments beginning on February 18, 2027.