OLIN Corp — Director's Dealing 2021

May 6, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN Corp (OLN)
CIK: 0000074303
Period of Report: 2021-05-04

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-04	Common Stock $1 par value	M	6000	$21.92	Acquired	36938	Direct
2021-05-04	Common Stock $1 par value	S	6000	$45.0015	Disposed	30938	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-04	Employee Stock Options (Right to Buy)	$21.92	M	6000	Disposed	2022-02-09	Common Stock $1 par value (6000.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $1 par value	7975	Indirect
Common Stock $1 par value	4398.497	Indirect

Footnotes

F1: This transaction was executed in multiple trades ranging from $44.865 to $45.19. The price reported above reflects the average weighted sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2: 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.

F3: The option vested in three equal annual installments on February 10, 2013, 2014 and 2015.