Stocks
AMBQ Ambiq Micro, Inc.

AMBQ

Ambiq Micro, Inc.

Company with tickers: AMBQ

CIK

1500412

CUSIP

023193105

Shares Outstanding

21,262,691

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-04-02	Connors Michele Kim	General Counsel	Sell	660	$26.04	$17,185	60,705
2026-03-06	Winzeler Jeffrey G	Chief Financial Officer	Award	41,728	—	—	94,395
2026-03-06	Chen Sean Chihhsiang	President and COO	Award	64,246	—	—	120,275
2026-03-06	Hanson Scott McLean	Director, Chief Technology Officer	Award	80,308	—	—	203,126
2026-03-06	Esaka Fumihide	Director, Chief Executive Officer	Award	160,616	—	—	391,189
2026-03-06	Connors Michele Kim	General Counsel	Award	32,123	—	—	61,365
2026-02-18	HSIEH Wen Hsuan	Director	Convert	238,931	—	—	0
2026-02-18	HSIEH Wen Hsuan	Director	Convert	238,931	$12.60	$3,010,531	633,920
2026-01-26	TAUTGES JOSEPH A	Director	Sell	7,800	$31.00	$241,800	48,746
2026-01-26	Hanson Scott McLean	Director, Chief Technology Officer	Sell	10,000	$31.00	$310,000	122,818
2026-01-05	Banks Bernard Bennett	Director	Other	0	—	—	0
2026-01-05	Connors Michele Kim	General Counsel	Award	23,759	—	—	23,759
2026-01-05	Connors Michele Kim	General Counsel	Other	0	—	—	0
2025-10-07	Esaka Fumihide	Director, Chief Executive Officer	Convert	53,660	$5.88	$315,521	230,573
2025-10-07	Esaka Fumihide	Director, Chief Executive Officer	Convert	53,660	—	—	0
2025-10-02	Winzeler Jeffrey G	Chief Financial Officer	Award	52,667	—	—	52,667
2025-10-02	Hanson Scott McLean	Director, Chief Technology Officer	Award	83,819	—	—	132,818
2025-10-02	Chen Sean Chihhsiang	President and COO	Award	56,029	—	—	56,029
2025-10-02	Esaka Fumihide	Director, Chief Executive Officer	Award	159,907	—	—	176,913
2025-07-31	HSIEH Wen Hsuan	Director	Other	394,989	—	—	0
2025-07-31	HSIEH Wen Hsuan	Director	Other	394,989	—	—	394,989
2025-07-31	KPCB XVI Associates, LLC	10% Owner	Other	22,594	—	—	0
2025-07-31	KPCB XVI Associates, LLC	10% Owner	Other	748,046	—	—	0
2025-07-31	KPCB XVI Associates, LLC	10% Owner	Other	748,046	—	—	1,172,079
2025-07-31	KPCB XVI Associates, LLC	10% Owner	Other	171,064	—	—	0
2025-07-31	KPCB XVI Associates, LLC	10% Owner	Other	98,958	—	—	0
2025-07-29	Chen Sean Chihhsiang	President and COO	Other	0	—	—	0
2025-07-29	Hanson Scott McLean	Director, Chief Technology Officer	Other	0	—	—	0
2025-07-29	Hanson Scott McLean	Director, Chief Technology Officer	Other	48,999	—	—	48,999
2025-07-29	Winzeler Jeffrey G	Chief Financial Officer	Other	0	—	—	0
2025-07-29	Chen Timothy	Director	Other	0	—	—	0
2025-07-29	TAUTGES JOSEPH A	Director	Award	56,546	—	—	56,546
2025-07-29	Esaka Fumihide	Director, Chief Executive Officer	Other	17,006	—	—	17,006
2025-07-29	Chen Timothy	Director	Award	47,618	—	—	47,618
2025-07-29	ZHANG KER	Director	Award	23,809	—	—	23,809
2025-07-29	KPCB XVI Associates, LLC	10% Owner	Other	0	—	—	0
2025-07-29	KPCB XVI Associates, LLC	10% Owner	Other	0	—	—	0
2025-07-29	KPCB XVI Associates, LLC	10% Owner	Other	0	—	—	0
2025-07-29	KPCB XVI Associates, LLC	10% Owner	Other	424,033	—	—	424,033
2025-07-29	KPCB XVI Associates, LLC	10% Owner	Other	0	—	—	0
2025-07-29	ZHANG KER	Director	Other	0	—	—	0
2025-07-29	TAUTGES JOSEPH A	Director	Other	0	—	—	0
2025-07-29	HSIEH Wen Hsuan	Director	Other	0	—	—	0
2025-07-29	HSIEH Wen Hsuan	Director	Other	0	—	—	0
2025-07-29	Esaka Fumihide	Director, Chief Executive Officer	Other	0	—	—	0