OLIN Corp — Director's Dealing 2021

May 12, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN Corp (OLN)
CIK: 0000074303
Period of Report: 2021-05-10

Reporting Person: VARILEK JAMES A (EVP & COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-10	Common Stock $1 par value	M	71250	$13.14	Acquired	83633	Direct
2021-05-10	Common Stock $1 par value	S	71250	$47	Disposed	12383	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-10	Common Stock $1 par value	$13.14	M	71250	Disposed	2026-02-11	Common Stock $1 par value (71250.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $1 par value	34004	Indirect
Common Stock $1 par value	3289.9302	Indirect

Footnotes

F1: The figure represents shares of Olin Common Stock held under the Olin Common Stock Fund of the Olin Corporation Contributing Employee Ownership Plan (CEOP), a tax conditioned plan reflecting transactions exempt under Rule 16b-3, as reported by the CEOP Plan Administrator as of April 15, 2021.

F2: The option vested in three equal annual installments on February 12, 2017, 2018 and 2019.