OLIN Corp — Director's Dealing 2005

May 4, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN CORP (OLN)
CIK: 0000074303
Period of Report: 2005-05-02

Reporting Person: Greer GBruce (Vice President)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-05-02	Restricted Stock Units	$0	A	5000	Acquired	2008-05-02	Common Stock (5000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $1 par value	0	Direct