<SEC-DOCUMENT>0000899140-20-000498-index.html : 20201030
<SEC-HEADER>0000899140-20-000498.hdr.sgml : 20201030
<ACCEPTANCE-DATETIME>20201030161024
ACCESSION NUMBER:		0000899140-20-000498
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20201030
DATE AS OF CHANGE:		20201030
GROUP MEMBERS:		GEORGE S. LOENING
GROUP MEMBERS:		JOHN D. DELAFIELD
GROUP MEMBERS:		SHINBONE ALLEY HOLDINGS, LLC
GROUP MEMBERS:		SHINBONE ALLEY, L.P.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DATA I/O CORP
		CENTRAL INDEX KEY:			0000351998
		STANDARD INDUSTRIAL CLASSIFICATION:	INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS [3825]
		IRS NUMBER:				910864123
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1211

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-33828
		FILM NUMBER:		201277444

	BUSINESS ADDRESS:	
		STREET 1:		6645 185TH AVE NE, SUITE 100
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98052
		BUSINESS PHONE:		4258676922

	MAIL ADDRESS:	
		STREET 1:		6645 185TH AVE NE, SUITE 100
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98052

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Select Equity Group, L.P.
		CENTRAL INDEX KEY:			0001592643
		IRS NUMBER:				463465710
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		380 LAFAYETTE STREET
		STREET 2:		6TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10003
		BUSINESS PHONE:		212 475-8335

	MAIL ADDRESS:	
		STREET 1:		380 LAFAYETTE STREET
		STREET 2:		6TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10003
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>s38402535a.htm
<DESCRIPTION>SCHEDULE 13G
<TEXT>
Document 1 - file: s38402535a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>s38402535b.htm
<DESCRIPTION>AGREEMENT OF REPORTING PERSONS
<TEXT>
Document 2 - file: s38402535b.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>image0.jpg
<TEXT>
Document 3 - file: image0.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>image1.jpg
<TEXT>
Document 4 - file: image1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>image2.jpg
<TEXT>
Document 5 - file: image2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>image4.jpg
<TEXT>
Document 6 - file: image4.jpg

</DOCUMENT>
</SEC-DOCUMENT>