AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2025

Shares 2,393,212 Value ($000) $18,882 Avg Close $11.43 Range $7.71 - $16.03

Q3 2025

Shares 3,090,669 Value ($000) $32,514 Avg Close $7.87 Range $3.80 - $12.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,393,212	$18,882	$11.43	$7.71 - $16.03
Q3 2025	3,090,669	$32,514	$7.87	$3.80 - $12.29