AMBIQ MICRO INC

Historical 13F Holders

Symbol: AMBQ
CUSIP: 023193105
All holders as of: Q2 2026
Type: Equity
Class: COMMON STOCK

Reported Value, Excluding Options

Total Shares Held, Excluding Options

Total Filers

13D/G Filers

Each filer's latest filing for 023193105 since 12/18/2024, largest first.

Filer	% of Class	Shares	Form	Filed
Kleiner Perkins Caufield & Byers XVI, LLC 13G	8.2%	1,488,949	13G	11/3/2025 Event 9/30/2025
Kleiner Perkins Caufield & Byers XVI, LLC	7.9%	1,439,667
KPCB XVI Founders Fund, LLC	0.3%	49,282
KPCB XVI Associates, LLC	8.2%	1,488,949
Kleiner Perkins Select Fund, LLC	3.2%	575,867
Kleiner Perkins Select Founders Fund, LLC	0.1%	17,015
Kleiner Perkins Select Associates, LLC	3.3%	592,882
BlackRock, Inc. 13G/A	6.7%	1,628,207	13G/A	10/27/2026 Event 9/30/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (1)
T. Rowe Price Investment Management, Inc. 13G/A	4.3%	1,006,359	13G/A	8/14/2026 Event 6/30/2026

13F Holders by Quarter

Period	Filers	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q3	103	4.93 M	$327M	$2.77M
2026 Q2	185	17.2 M	$1.48B	$17.5M
2026 Q1	97	11.0 M	$282M	$0
2025 Q4	75	4.71 M	$134M	$0
2025 Q3	74	4.53 M	$135M	$0