AMBIQ MICRO INC

Ticker: AMBQ CUSIP: 023193105 Class: COMMON STOCK

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2025

Shares 93,745 Value ($000) $2,672 Avg Close $28.65 Range $22.12 - $34.82

Q3 2025

Shares 95,748 Value ($000) $2,865 Avg Close $36.46 Range $28.83 - $51.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	93,745	$2,672	$28.65	$22.12 - $34.82
Q3 2025	95,748	$2,865	$36.46	$28.83 - $51.76