PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Ground Swell Capital, LLC's Holding History (CIK: 0001534450)

Note: Option positions (PUT/CALL) are excluded.

Q3 2014

Shares 200 Value ($000) $3 Avg Close $19.84 Range $12.26 - $22.66

Q2 2014

Shares 266 Value ($000) $6 Avg Close $19.12 Range $16.60 - $21.77

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	200	$3	$19.84	$12.26 - $22.66
Q2 2014	266	$6	$19.12	$16.60 - $21.77