DATA I/O CORP — Director's Dealing 2005

Sep 19, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DATA I/O CORP (DAIO)
CIK: 0000351998
Period of Report: 2005-09-16

Reporting Person: BISCO INDUSTRIES INC (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-09-16	Data I/O	S	300	$2.37	Disposed	631444	Indirect
2005-09-16	Data I/O	S	300	$2.34	Disposed	631144	Indirect
2005-09-16	Data I/O	S	7476	$2.35	Disposed	623668	Indirect
2005-09-16	Data I/O	S	400	$2.35	Disposed	623268	Indirect
2005-09-16	Data I/O	S	3000	$2.36	Disposed	620268	Indirect
2005-09-16	Data I/O	S	500	$2.32	Disposed	619768	Indirect
2005-09-16	Data I/O	S	5600	$2.31	Disposed	614168	Indirect
2005-09-16	Data I/O	S	900	$2.3	Disposed	613268	Indirect
2005-09-16	Data I/O	S	4900	$2.27	Disposed	608368	Indirect
2005-09-16	Data I/O	S	200	$2.28	Disposed	608168	Indirect