DATA I/O CORP — Director's Dealing 2011

Mar 7, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DATA I/O CORP (DAIO)
CIK: 0000351998
Period of Report: 2011-03-04

Reporting Person: QUIST STEVEN M (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-04	Common Stock	M	7500	$5.885	Acquired	20800	Direct
2011-03-04	Common Stock	F	3268	$5.885	Disposed	17532	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-04	Non-Qualified Option (right to buy)	$2.565	M	7500	Disposed	2011-05-19	Non-Qualified Option (right to buy) (7500)	Direct

Footnotes

F1: This option vests quarterly over a three year period