AMBIQ MICRO INC COMMON STOCK

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AMBQ·023193105·US·Common Stock·Technology - Semiconductors-13D/G

AMBQ (AMBIQ MICRO INC COMMON STOCK) is held by 113 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($121.9M), D. E. Shaw & Co., Inc. ($86.9M), Atreides Management, LP ($77.4M). Net institutional sentiment: Bullish.

113

Holders

(4 Elite)

$1.2B

Total Value

82% (114)

Consensus

94 buying - 20 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)50

Insider (Form 4)41

Activist (13D/13G)47

Congressional (STOCK Act)79

Holder Quality

14

★★★★★

Elite

80

★★★★

Strong

22

★★★

Solid

60

★★

Below

33

★

Weak

Held by 113 funds

4 elite

Who's Trading

Source dates: Price Oct 12, 2026 · Insiders Oct 6, 2026 · Activists Aug 14, 2026 · Congress none

InsiderCCChen Sean ChihhsiangSell $7KOct 5, 2026

InsiderCCChen Sean ChihhsiangSell $121KOct 5, 2026

InsiderCCChen Sean ChihhsiangSell $54KOct 5, 2026

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Top Holders

Top Holders (113)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	1.4M(+36.3%)	$121.9M	0.0%	+29.45%	39
DED. E. Shaw & Co., Inc.	New	983,916	$86.9M	0.0%	-33.68%	41
Atreides Management, LP	Increased	877,123(+1.7%)	$77.4M	0.5%	+87.91%	44
STATE STREET CORP	Increased	861,979(+231.2%)	$76.1M	0.0%	-17.03%	48
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	768,539(+8.6%)	$67.9M	0.0%	+72.27%	32
TWO SIGMA INVESTMENTS, LP	Increased	651,786(+1671.5%)	$57.6M	0.0%	-31.08%	47
GOLDMAN SACHS GROUP INC	Increased	446,950(+8.1%)	$39.5M	0.0%	+72.11%	31
GEODE CAPITAL MANAGEMENT, LLC	Increased	339,327(+14.0%)	$30M	0.0%	+58.77%	33
Schonfeld Strategic Advisors LLC	Decreased	315,455(-52.0%)	$27.9M	0.1%	+97.36%	0
SILVERCREST ASSET MANAGEMENT GROUP LLC	Increased	309,096(+9.5%)	$27.3M	0.2%	+66.97%	38
JANE STREET GROUP, LLC	New	294,802	$26M	0.0%	-33.68%	40
MILLENNIUM MANAGEMENT LLC	Increased	289,206(+62.9%)	$25.5M	0.0%	+12.44%	42
DRIEHAUS CAPITAL MANAGEMENT LLC	Decreased	288,979(-24.1%)	$25.5M	0.1%	+99.86%	0
Neuberger Berman Group LLC	New	272,126	$24M	0.0%	-33.68%	40
First Eagle Investment Management, LLC	Decreased	244,394(-12.4%)	$21.6M	0.0%	+98.23%	0
HRT FINANCIAL LP	New	225,639	$19.9M	0.0%	-33.68%	39
FRANKLIN TEMPLETON INC	Decreased	223,763(-58.7%)	$19.8M	0.0%	+99.62%	0
VOLORIDGE INVESTMENT MANAGEMENT, LLC	New	223,276	$19.7M	0.1%	-33.68%	39
RENAISSANCE TECHNOLOGIES LLC	Increased	214,756(+404.1%)	$19M	0.0%	-23.55%	46
Walleye Capital LLC	Increased	214,528(+1777.0%)	$18.9M	0.1%	-31.28%	46

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer