PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

BOKF, NA's Holding History (CIK: 0000009634)

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

Q4 2023

Shares 22 Value ($000) $1 Avg Close $30.32 Range $26.12 - $34.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	22	$1	$30.32	$26.12 - $34.09