PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q4 2025

Shares 20,000 Value ($000) $571 Avg Close $27.67 Range $23.55 - $32.31

Q3 2025

Shares 20,000 Value ($000) $516 Avg Close $21.84 Range $18.12 - $26.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,000	$571	$27.67	$23.55 - $32.31
Q3 2025	20,000	$516	$21.84	$18.12 - $26.59