AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 431,786 Value ($000) $3,407 Avg Close $11.43 Range $7.71 - $16.03

Q3 2025

Shares 78,720 Value ($000) $828 Avg Close $7.87 Range $3.80 - $12.29

Q2 2025

Shares 10,229 Value ($000) $43 Avg Close $2.81 Range $1.97 - $4.35

Q1 2025

Shares 10,229 Value ($000) $27 Avg Close $2.95 Range $1.70 - $4.21

Q4 2024

Shares 10,229 Value ($000) $29 Avg Close $1.75 Range $0.97 - $3.36

Q3 2024

Shares 66,083 Value ($000) $73 Avg Close $1.10 Range $0.61 - $1.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	431,786	$3,407	$11.43	$7.71 - $16.03
Q3 2025	78,720	$828	$7.87	$3.80 - $12.29
Q2 2025	10,229	$43	$2.81	$1.97 - $4.35
Q1 2025	10,229	$27	$2.95	$1.70 - $4.21
Q4 2024	10,229	$29	$1.75	$0.97 - $3.36
Q3 2024	66,083	$73	$1.10	$0.61 - $1.45