PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Cornerstone Investment Partners, LLC's Holding History (CIK: 0001328062)

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

Q2 2023

Shares 4,993 Value ($000) $225 Avg Close $40.80 Range $32.25 - $45.80

Q1 2023

Shares 4,993 Value ($000) $212 Avg Close $35.04 Range $27.23 - $42.50

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	4,993	$225	$40.80	$32.25 - $45.80
Q1 2023	4,993	$212	$35.04	$27.23 - $42.50