PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q1 2023

Shares 36,876 Value ($000) $1,564 Avg Close $35.04 Range $27.23 - $42.50

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	36,876	$1,564	$35.04	$27.23 - $42.50