OLIN Corp — Director's Dealing 2008

Jul 31, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN CORP (OLN)
CIK: 0000074303
Period of Report: 2008-07-29

Reporting Person: MCINTOSH JOHN L (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-07-29	Common Stock $1 par value	M	11250	$18.63	Acquired	20525	Direct
2008-07-29	Common Stock $1 par value	M	24000	$16.10	Acquired	44525	Direct
2008-07-29	Common Stock $1 par value	S	35250	$28.39	Disposed	9275	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-07-29	Employee Stock Option Right to Buy	$18.63	M	11250	Disposed	2011-02-07	Common Stock (11250)	Direct
2008-07-29	Employee Stock Option Right to Buy	$16.10	M	24000	Disposed	2012-02-13	Common Stock (24000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $1 par value	6985.7717	Indirect

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $28.35 to $28.45. The price reported above reflects the weighted average 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 shown represents shares of Olin Common Stock acquired on a periodic basis under the Olin Corporation Contributing Employee Ownership Plan (CEOP), a tax-conditioned plan, and held in the Olin Common Stock Fund of the CEOP, in a transaction exempt under Rule 16b-3, and is based on information provided by the Plan Administrator as of June 30, 2008.