AEHR TEST SYSTEMS — Director's Dealing 2010

Apr 29, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AEHR TEST SYSTEMS (AEHR)
CIK: 0001040470
Period of Report: 2010-04-27

Reporting Person: BUCK CARL N (VP, MARKETING AND CONTACTOR BU)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-04-27	Common Stock	M	307	$2.88	Acquired	39924	Direct
2010-04-27	Common Stock	M	1693	$2.88	Acquired	41617	Direct
2010-04-27	Common Stock	S	307	$3.28	Disposed	41310	Direct
2010-04-27	Common Stock	S	1693	$3.19	Disposed	39617	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-04-27	Incentive Stock Option (right to buy)	$2.88	M	307	Disposed	2010-06-26	Common Stock (307)	Direct
2010-04-27	Incentive Stock Option (right to buy)	$2.88	M	1693	Disposed	2010-06-26	Common Stock (1693)	Direct

Footnotes

F1: One forty-eighth (1/48) of the total number of shares became exercisable on this date and an additional one forty-eighth (1/48) of the total number of shares became exercisable each month thereafter.

F2: Includes (a) 3,000 shares acquired under the Aehr Test Employee Stock Purchase Plan (the "ESPP") on April 1, 2009 (b) 3,000 shares acquired under the ESPP on October 1, 2009 and (c) 3,000 shares acquired under the ESPP on April 1, 2010.