PDF SOLUTIONS INC — Director's Dealing 2012

Aug 22, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PDF SOLUTIONS INC (PDFS)
CIK: 0001120914
Period of Report: 2012-08-20

Reporting Person: HARTGRING CORNELIS (Vice President, CSS)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-08-20	Common Stock	M	10000	$5.40	Acquired	79821	Direct
2012-08-20	Common Stock	S	790	$10.70	Disposed	79031	Direct
2012-08-20	Common Stock	S	600	$10.71	Disposed	78431	Direct
2012-08-20	Common Stock	S	100	$10.7104	Disposed	78331	Direct
2012-08-20	Common Stock	S	700	$10.72	Disposed	77631	Direct
2012-08-20	Common Stock	S	700	$10.725	Disposed	76931	Direct
2012-08-20	Common Stock	S	100	$10.73	Disposed	76831	Direct
2012-08-20	Common Stock	S	1300	$10.735	Disposed	75531	Direct
2012-08-20	Common Stock	S	10	$10.75	Disposed	75521	Direct
2012-08-20	Common Stock	S	200	$10.76	Disposed	75321	Direct
2012-08-20	Common Stock	S	3000	$10.78	Disposed	72321	Direct
2012-08-20	Common Stock	S	1500	$10.79	Disposed	70821	Direct
2012-08-20	Common Stock	S	400	$10.85	Disposed	70421	Direct
2012-08-20	Common Stock	S	600	$10.87	Disposed	69821	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-08-20	Stock Options (Right to Buy)	$5.40	S	10000	Acquired	2012-09-02	Common Stock (10000)	Direct

Footnotes

F1: All transactions reported on this Form 4 were effected pursuance to a rule 10b-5 Sales Plan.