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AMBQ Institutional Ownership & 13F Holders | SmartMoneyDB

AMBQAMBIQ MICRO INC

COMMON STOCK · CUSIP 023193105

Smart Money Ownership

Of the 13 tracked institutions holding AMBQ, 6 have a 3-year clone track record — 6 of them beat the S&P. Average holder's clone alpha: +9.8pt. It's a gauge of who owns the name, not just how many.

Gavin Baker

$77.4M · 0.7% of book

AMBQ (AMBIQ MICRO INC) Institutional Ownership Summary

Among the 13 tracked institutional investors we monitor, AMBQ (AMBIQ MICRO INC) is held with a combined value of $380.62M across 4,532,782 shares. The largest holder is BlackRock, Inc. with a position worth $121.91M. 5 funds opened new positions in the most recent quarter. 8 funds increased their holdings.

Total Institutional Value

$380.62M

Total Shares Held

4,532,782

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

STATE STREET CORP+231% shares~$53.1M BlackRock, Inc.+36% shares~$32.5M RENAISSANCE TECHNOLOGIES LLC+404% shares~$15.2M WELLINGTON MANAGEMENT GROUP LLPNew position~$14.8M PRICE T ROWE ASSOCIATES INC /MD/+951% shares~$12.5M

13F Institutional Holders

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BlackRock, Inc.

0.00% of book+36.3%

$121.91M

Atreides Management, LP

MILLENNIUM MANAGEMENT LLC

0.01% of book+62.9%

$25.54M

RENAISSANCE TECHNOLOGIES LLC

0.03% of book+404.1%

$18.96M

WELLINGTON MANAGEMENT GROUP LLP

0.00% of bookNew

$14.85M

PRICE T ROWE ASSOCIATES INC /MD/

Point72 Asset Management, L.P.

0.01% of bookNew

$6.81M

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$121.91M	1,380,623	0.00%	+36.3%
2	Atreides Management, LP	$77.45M	877,123	1.89%	+1.7%
3	STATE STREET CORP	$76.11M	861,979	0.00%	+231.2%
4	MILLENNIUM MANAGEMENT LLC	$25.54M	289,206	0.01%	+62.9%
5	RENAISSANCE TECHNOLOGIES LLC	$18.96M	214,756	0.03%	+404.1%
6	WELLINGTON MANAGEMENT GROUP LLP	$14.85M	168,139	0.00%	New
7	PRICE T ROWE ASSOCIATES INC /MD/	$13.86M	156,906	0.00%	+950.5%
8	CITADEL ADVISORS LLC	$10.81M	122,425	0.01%	New
9	VANGUARD GROUP INC	$9.35M	328,182	0.00%	+6.6%
10	Point72 Asset Management, L.P.	$6.81M	77,165	0.01%	New

Activist & Large Holders (13D/13G)

Investor	Ownership	Type	Filed
T. Rowe Price Investment Management, Inc.	4.3%	13G/A	2026-08-14
BlackRock, Inc.	5.3%

Frequently Asked Questions

Which institutional investors own the most AMBQ stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of AMBQ with a position worth $121.91M, representing 0.00% of their portfolio. In total, 13 institutional investors hold AMBQ with a combined value of $380.62M.

Are hedge funds buying or selling AMBQ?

In the most recent quarter, 5 funds opened a new position in AMBQ. Additionally, 8 increased their holdings.

What percentage of AMBQ is owned by institutional investors?

Institutional investors hold $380.62M worth of AMBQ stock across 13 positions. The largest institutional holder is BlackRock, Inc. with $121.91M in holdings.

What is a 13F filing and why does it matter for AMBQ?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For AMBQ, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track AMBQ institutional moves

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