<SEC-DOCUMENT>0001437749-16-034564-index.html : 20160628
<SEC-HEADER>0001437749-16-034564.hdr.sgml : 20160628
<ACCEPTANCE-DATETIME>20160628173450
ACCESSION NUMBER:		0001437749-16-034564
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20140307
FILED AS OF DATE:		20160628
DATE AS OF CHANGE:		20160628

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PDF SOLUTIONS INC
		CENTRAL INDEX KEY:			0001120914
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				251701361
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST SAN CARLOS STREET
		STREET 2:		SUITE 700
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110
		BUSINESS PHONE:		4082807900

	MAIL ADDRESS:	
		STREET 1:		333 WEST SAN JOSE STREET
		STREET 2:		SUITE 700
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HEINRICHS R STEPHEN
		CENTRAL INDEX KEY:			0001218983

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31311
		FILM NUMBER:		161736927

	MAIL ADDRESS:	
		STREET 1:		141 CASPIAN COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>rdgdoc.xml
<DESCRIPTION>FORM 4/A
<TEXT>
Document 1 - file: rdgdoc.html

Document 1 - RAW XML: rdgdoc.xml

</DOCUMENT>
</SEC-DOCUMENT>