ADVANCED ENERGY INDUSTRIES INC — Director's Dealing 2012

Feb 21, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ADVANCED ENERGY INDUSTRIES INC (AEIS)
CIK: 0000927003
Period of Report: 2012-02-16

Reporting Person: WASSERMAN YUVAL (President Thin Films Bus. Unit)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-16	Common Stock	F	198	$11.27	Disposed	23144	Direct

Footnotes

F1: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

F2: Represents 23,144 shares of Restricted Stock Units. As of the reporting date, 4,767 are vested and sellable.