AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2025

Shares 28,891 Value ($000) $304 Avg Close $7.87 Range $3.80 - $12.29

Q2 2025

Shares 11,504 Value ($000) $48 Avg Close $2.81 Range $1.97 - $4.35

Q1 2025

Shares 89,901 Value ($000) $241 Avg Close $2.95 Range $1.70 - $4.21

Q4 2024

Shares 148,418 Value ($000) $416 Avg Close $1.75 Range $0.97 - $3.36

Q1 2024

Shares 2,426 Value ($000) $6 Avg Close $3.71 Range $2.46 - $5.29

Q4 2023

Shares 15,619 Value ($000) $83 Avg Close $3.76 Range $2.60 - $6.02

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	28,891	$304	$7.87	$3.80 - $12.29
Q2 2025	11,504	$48	$2.81	$1.97 - $4.35
Q1 2025	89,901	$241	$2.95	$1.70 - $4.21
Q4 2024	148,418	$416	$1.75	$0.97 - $3.36
Q1 2024	2,426	$6	$3.71	$2.46 - $5.29
Q4 2023	15,619	$83	$3.76	$2.60 - $6.02