DATA I/O CORP — Director's Dealing 2010

Mar 4, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DATA I/O CORP (DAIO)
CIK: 0000351998
Period of Report: 2010-03-03

Reporting Person: QUIST STEVEN M (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-03-03	Common Stock	M	7500	$2.695	Acquired	18017	Direct
2010-03-03	Common Stock	F	4717	$4.285	Disposed	13300	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-03-03	Non-Qualified Stock Option (right to buy)	$2.695	M	7500	Disposed	2010-05-20	Non-Qualified Stock Option (right to buy) (7500)	Direct

Footnotes

F1: This option vests quarterly over a three year period