OLIN Corp — Director's Dealing 2008

Aug 7, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLIN CORP (OLN)
CIK: 0000074303
Period of Report: 2008-08-04

Reporting Person: Hammett Richard M (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-08-04	Common Stock $1 par value	M	12000	$16.10	Acquired	17608	Direct
2008-08-04	Common Stock $1 par value	M	16000	$15.35	Acquired	33608	Direct
2008-08-04	Common Stock $1 par value	M	5250	$18.63	Acquired	38858	Direct
2008-08-04	Common Stock $1 par value	S	28000	$29.16	Disposed	10858	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-08-04	Employee Stock Option Right to Buy	$16.10	M	12000	Disposed	2012-02-13	Common Stock (12000)	Direct
2008-08-04	Employee Stock Option Right to Buy	$15.35	M	16000	Disposed	2013-02-12	Common Stock (16000)	Direct
2008-08-04	Employee Stock Option Right to Buy	$18.63	M	5250	Disposed	2011-02-07	Common Stock (5250)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $1 par value	11688.7194	Indirect

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $29.15 to $29.23. 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 represents shares periodically acquired under the Olin Corporation Contributing Employee Ownership Plan (CEOP), a tax conditioned plan, and held in the Olin Common Stock Fund of the CEOP as of June 30, 2008, in a transaction exempt under Rule 16b-3.