PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q3 2015

Shares 10,500 Value ($000) $105 Avg Close $12.57 Range $9.91 - $16.45

Q2 2015

Shares 14,873 Value ($000) $238 Avg Close $17.19 Range $14.76 - $19.52

Q1 2014

Shares 12,101 Value ($000) $220 Avg Close $22.07 Range $17.21 - $26.73

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	10,500	$105	$12.57	$9.91 - $16.45
Q2 2015	14,873	$238	$17.19	$14.76 - $19.52
Q1 2014	12,101	$220	$22.07	$17.21 - $26.73