PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q4 2025

Shares 465,182 Value ($000) $13,272 Avg Close $27.67 Range $23.55 - $32.31

Q3 2025

Shares 363,183 Value ($000) $9,377 Avg Close $21.84 Range $18.12 - $26.59

Q2 2025

Shares 41,546 Value ($000) $888 Avg Close $18.93 Range $15.91 - $21.57

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	465,182	$13,272	$27.67	$23.55 - $32.31
Q3 2025	363,183	$9,377	$21.84	$18.12 - $26.59
Q2 2025	41,546	$888	$18.93	$15.91 - $21.57