Ambiq Micro Ownership | Who Owns Ambiq Micro?

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Ambiq Micro Ownership Summary

Ambiq Micro is owned by 9.15% institutional investors, 4.44% insiders, and 86.41% retail investors. Atreides management, lp is the largest institutional shareholder, holding 5.49% of AMBQ shares.

AMBQ Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Ambiq Micro	9.15%	4.44%	86.41%
Sector	Technology Stocks	50.70%	12.61%	36.69%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Atreides management, lp	684.31K	5.49%	$20.47M
Alliancebernstein	436.15K	3.50%	$13.05M
Kadensa capital	394.99K	3.17%	$11.82M
Vanguard group	307.84K	2.47%	$9.21M
Blackrock funding, inc. /de	291.88K	2.34%	$8.73M
Schonfeld strategic advisors	274.09K	2.20%	$8.20M
Monashee investment management	200.00K	1.60%	$5.98M
Silvercrest asset management group	188.69K	1.51%	$5.65M
Fortress investment group	150.00K	1.20%	$4.49M
Softbank group	148.94K	1.19%	$4.46M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Monashee investment management	200.00K	2.98%	$5.98M
Kadensa capital	394.99K	1.22%	$11.82M
Fortress investment group	150.00K	0.60%	$4.49M
Atreides management, lp	684.31K	0.40%	$20.47M
Seven grand managers	50.00K	0.12%	$1.50M
Hound partners	20.00K	0.08%	$598.40K
Summit partners public asset management	93.60K	0.06%	$2.80M
Schonfeld strategic advisors	274.09K	0.05%	$8.20M
Inspire investing	15.08K	0.04%	$451.07K
Xtx topco	26.66K	0.04%	$797.73K

Top Buyers

Holder	Shares	% Assets	Change
Atreides management, lp	684.31K	0.40%	684.31K
Alliancebernstein	436.15K	0.00%	436.15K
Kadensa capital	394.99K	1.22%	394.99K
Vanguard group	307.84K	0.00%	307.84K
Blackrock funding, inc. /de	291.88K	0.00%	291.88K

Top Sellers

Holder	Shares	% Assets	Change
Quarry lp	18.00	0.00%	18.00
Massmutual trust co fsb/adv	58.00	-	58.00
Sterling capital management	122.00	0.00%	122.00
Hurley capital	200.00	0.00%	200.00
Tower research capital llc (trc)	988.00	0.00%	988.00

New Positions

Holder	Shares	% Assets	Change	Value
Atreides management, lp	684.31K	0.40%	684.31K	$20.47M
Alliancebernstein	436.15K	0.00%	436.15K	$13.05M
Kadensa capital	394.99K	1.22%	394.99K	$11.82M
Vanguard group	307.84K	0.00%	307.84K	$9.21M
Blackrock funding, inc. /de	291.88K	0.00%	291.88K	$8.73M

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2025	26	-	1,140,711	-	9	-	26	-	-	-

AMBQ Ownership FAQ

Who owns the most shares of Ambiq Micro?

Ambiq Micro’s largest shareholders are Atreides management, lp (684.31K shares, 5.49%), Alliancebernstein (436.15K shares, 3.50%), and Kadensa capital (394.99K shares, 3.17%). Together, they hold 12.16% of Ambiq Micro’s total shares outstanding.

Does Blackrock own Ambiq Micro?

BlackRock is not among the top 10 institutional shareholders of Ambiq Micro.

Who is Ambiq Micro’s biggest shareholder by percentage of total assets invested?

Monashee investment management is Ambiq Micro’s biggest shareholder by percentage of total assets invested, with 2.98% of its assets in 200K Ambiq Micro shares, valued at 5.98M$.

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