ON SEMICONDUCTOR CORP — Director's Dealing 2013

Feb 19, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ON SEMICONDUCTOR CORP (ONNN)
CIK: 0001097864
Period of Report: 2013-02-14

Reporting Person: Hall William (Sr VP & GM, Std Prod Grp)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-14	Common	S	500.0000	$8.6306	Disposed	210218.0000	Direct

Footnotes

F1: This disposition transaction was executed in multiple trades at prices ranging from $8.63 to $8.631. 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: Includes 500 shares aquired by Reporting Person under Issuer's Employee Stock Purchase Plan for the quarter ending December 31, 2012.