AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q3 2025

Shares 30,368 Value ($000) $319 Avg Close $7.87 Range $3.80 - $12.29

Q2 2025

Shares 1,105,413 Value ($000) $4,654 Avg Close $2.81 Range $1.97 - $4.35

Q1 2025

Shares 951,937 Value ($000) $2,551 Avg Close $2.95 Range $1.70 - $4.21

Q4 2024

Shares 53,635 Value ($000) $150 Avg Close $1.75 Range $0.97 - $3.36

Q2 2023

Shares 10,088 Value ($000) $72 Avg Close $8.59 Range $7.15 - $10.63

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	30,368	$319	$7.87	$3.80 - $12.29
Q2 2025	1,105,413	$4,654	$2.81	$1.97 - $4.35
Q1 2025	951,937	$2,551	$2.95	$1.70 - $4.21
Q4 2024	53,635	$150	$1.75	$0.97 - $3.36
Q2 2023	10,088	$72	$8.59	$7.15 - $10.63