AMPRIUS TECHNOLOGIES INC

Ticker: AMPX CUSIP: 03214Q108 Class: Common Stock

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025

Shares 17,956 Value ($000) $142 Avg Close $11.43 Range $7.71 - $16.03

Q3 2025

Shares 19,638 Value ($000) $207 Avg Close $7.87 Range $3.80 - $12.29

Q2 2025

Shares 19,134 Value ($000) $81 Avg Close $2.81 Range $1.97 - $4.35

Q1 2025

Shares 16,261 Value ($000) $44 Avg Close $2.95 Range $1.70 - $4.21

Q4 2024

Shares 13,439 Value ($000) $38 Avg Close $1.75 Range $0.97 - $3.36

Q2 2024

Shares 12,709 Value ($000) $16 Avg Close $1.63 Range $1.01 - $2.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,956	$142	$11.43	$7.71 - $16.03
Q3 2025	19,638	$207	$7.87	$3.80 - $12.29
Q2 2025	19,134	$81	$2.81	$1.97 - $4.35
Q1 2025	16,261	$44	$2.95	$1.70 - $4.21
Q4 2024	13,439	$38	$1.75	$0.97 - $3.36
Q2 2024	12,709	$16	$1.63	$1.01 - $2.70