AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

OSTERWEIS CAPITAL MANAGEMENT INC's Holding History (CIK: 0001007524)

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

Q4 2025

Shares 454,830 Value ($000) $3,589 Avg Close $11.43 Range $7.71 - $16.03

Q3 2025

Shares 187,445 Value ($000) $1,972 Avg Close $7.87 Range $3.80 - $12.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	454,830	$3,589	$11.43	$7.71 - $16.03
Q3 2025	187,445	$1,972	$7.87	$3.80 - $12.29