ASGN Inc — Director's Dealing 2010

Sep 23, 2010

SEC Form 4/A — Form 4/A

Issuer: ON ASSIGNMENT INC (ASGN)
CIK: 0000890564
Period of Report: 2010-08-17

Reporting Person: Brouse Mark (President, Vista Staffing)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-08-17	Common Stock	D	470	$4.95	Disposed	158792	Direct

Footnotes

F1: Executive officer elected to satisfy tax withholding obligations upon vesting by having On Assignment, Inc. withhold a number of vested shares equal to that of the employee's tax liability.

F2: Market Value was originally entered incorrectly as $4.94. The correct Market Value on 8/17/10 was $4.95.