PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Gradient Investments LLC's Holding History (CIK: 0001542265)

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

Q3 2014

Shares 26,101 Value ($000) $329 Avg Close $19.84 Range $12.26 - $22.66

Q2 2014

Shares 24,196 Value ($000) $513 Avg Close $19.12 Range $16.60 - $21.77

Q1 2014

Shares 20,062 Value ($000) $365 Avg Close $22.07 Range $17.21 - $26.73

Q4 2013

Shares 13,325 Value ($000) $341 Avg Close $22.99 Range $20.12 - $25.90

Q3 2013

Shares 7,745 Value ($000) $164 Avg Close $20.57 Range $18.09 - $22.20

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	26,101	$329	$19.84	$12.26 - $22.66
Q2 2014	24,196	$513	$19.12	$16.60 - $21.77
Q1 2014	20,062	$365	$22.07	$17.21 - $26.73
Q4 2013	13,325	$341	$22.99	$20.12 - $25.90
Q3 2013	7,745	$164	$20.57	$18.09 - $22.20