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Ambiq Micro (AMBQ) Institutional Ownership

Ambiq Micro logo
$56.71 -2.31 (-3.91%)
Closing price 03:58 PM Eastern
Extended Trading
$57.67 +0.96 (+1.69%)
As of 07:08 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Ambiq Micro (NYSE:AMBQ)

Number of
Institutional Buyers
(last 12 months)
57
Total
Institutional Inflows
(last 12 months)
$150.67M
Number of
Institutional Sellers
(last 12 months)
7
Total
Institutional Outflows
(last 12 months)
$20.75M
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AMBQ Institutional Buying and Selling by Quarter

Ambiq Micro Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/24/2026California State Teachers Retirement System22,428$1.98M0.0%+2,167.7%0.093%
8/23/2026 Readystate Asset Management LP37,930$3.35M0.1%-9.5%0.157%
8/23/2026 Azimuth Capital Investment Management LLC2,650$234K0.0%N/A0.011%
8/21/2026 AXQ Capital LP6,103$539K0.1%N/A0.025%
8/21/2026 Resolute Advisors LLC3,000$265K0.1%N/A0.012%
8/19/2026 Wellington Management Group LLP168,139$14.85M0.0%N/A0.695%
7/10/2026 Wasatch Advisors LP81,559$7.20M0.0%-67.9%0.381%
5/19/2026 Bank of America Corp DE48,033$1.22M0.0%+632.3%0.225%
5/19/2026 Atreides Management LP862,175$21.91M0.4%+23.8%4.033%
5/18/2026California State Teachers Retirement System989$25K0.0%+244.6%0.005%
5/18/2026 Readystate Asset Management LP41,917$1.07M0.0%+152.6%0.196%
5/18/2026 Royal Bank of Canada11,600$295K0.0%+1,332.1%0.054%
5/16/2026 Polar Asset Management Partners Inc.201,335$5.12M0.1%+671.8%0.942%
5/16/2026 Lazard Asset Management LLC64,247$1.63M0.0%N/A0.301%
5/14/2026 Renaissance Technologies LLC42,600$1.08M0.0%N/A0.199%
5/14/2026 Monashee Investment Management LLC103,756$2.64M1.4%+21.9%0.486%
5/7/2026 Roubaix Capital LLC125,821$3.20M1.5%N/A0.589%
5/5/2026 Bank of New York Mellon Corp42,030$1.07M0.0%+288.5%0.197%
5/1/2026 Kornitzer Capital Management Inc. KS26,442$672K0.0%+54.9%0.124%
4/24/2026 Capital Asset Advisory Services LLC18,928$481K0.0%N/A0.089%
4/23/2026 Inspire Investing LLC20,806$529K0.0%+28.9%0.098%
4/21/2026 Wasatch Advisors LP254,303$6.46M0.0%+16.9%1.196%
2/18/2026 Tudor Investment Corp ET AL26,976$769K0.0%N/A0.147%
2/18/2026 Readystate Asset Management LP16,596$473K0.0%-22.8%0.091%
2/18/2026 Millennium Management LLC62,018$1.77M0.0%N/A0.339%
2/18/2026 Inspire Investing LLC16,141$460K0.0%+7.1%0.088%
2/18/2026 Atreides Management LP696,420$19.85M0.2%+1.8%3.803%
2/17/2026 Schonfeld Strategic Advisors LLC221,810$6.32M0.0%-19.1%1.211%
2/17/2026 Polar Asset Management Partners Inc.26,088$744K0.0%N/A0.142%
2/17/2026 Summit Partners Public Asset Management LLC123,597$3.52M0.1%+32.1%0.675%
2/16/2026 PEAK6 LLC35,835$1.02M0.0%-10.4%0.169%
2/16/2026 Barclays PLC8,451$241K0.0%+28.7%0.046%
2/13/2026 Alyeska Investment Group L.P.32,832$936K0.0%+75.5%0.179%
2/13/2026 Charles Schwab Investment Management Inc.33,833$964K0.0%+9.7%0.185%
2/13/2026 State Street Corp84,507$2.41M0.0%+16.9%0.462%
2/13/2026 Wells Fargo & Company MN5,344$152K0.0%+71.5%0.029%
2/12/2026 Wasatch Advisors LP217,512$6.20M0.0%+49.6%1.188%
2/12/2026 New York State Common Retirement Fund1,700$48K0.0%N/A0.009%
2/12/2026 Monashee Investment Management LLC85,089$2.43M1.4%-57.5%0.465%
2/11/2026 Deutsche Bank AG15,389$439K0.0%-22.6%0.084%
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2/11/2026 Franklin Resources Inc.307,887$8.78M0.0%+2,474.3%1.682%
2/11/2026 Los Angeles Capital Management LLC8,658$257K0.0%N/A0.047%
2/10/2026 Goldman Sachs Group Inc.132,112$3.77M0.0%+8.8%0.722%
2/10/2026 Norges Bank20,000$570K0.0%N/A0.109%
2/9/2026 Geode Capital Management LLC104,184$2.97M0.0%+6.3%0.569%
2/4/2026 First Eagle Investment Management LLC189,723$5.41M0.0%+222.1%1.036%
2/3/2026 SBI Securities Co. Ltd.1,236$35K0.0%-63.4%0.007%
1/1/2026 JPMorgan Chase & Co.1,877$56K0.0%N/A0.010%
11/17/2025 XTX Topco Ltd26,662$798K0.0%N/A0.146%
11/17/2025 Alyeska Investment Group L.P.18,710$560K0.0%N/A0.102%
11/17/2025 Wasatch Advisors LP145,426$4.35M0.0%N/A0.794%
11/17/2025 Verition Fund Management LLC29,572$885K0.0%N/A0.161%
11/17/2025 Summit Partners Public Asset Management LLC93,597$2.80M0.1%N/A0.511%
11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.2,166$65K0.0%N/A0.012%
11/17/2025 KADENSA CAPITAL Ltd394,991$11.82M1.2%N/A2.157%
11/17/2025 Hound Partners LLC20,000$598K0.1%N/A0.109%
11/17/2025 Fortress Investment Group LLC150,000$4.49M0.6%N/A0.819%
11/17/2025 Citadel Advisors LLC60,000$1.80M0.0%N/A0.328%
11/17/2025 Atreides Management LP684,307$20.47M0.4%N/A3.737%
11/17/2025 Bank of America Corp DE5,912$177K0.0%N/A0.032%
11/17/2025 Alliancebernstein L.P.436,154$13.05M0.0%N/A2.382%
11/17/2025 Ameriprise Financial Inc.22,627$677K0.0%N/A0.124%
11/14/2025 Schonfeld Strategic Advisors LLC274,087$8.20M0.0%N/A1.497%
11/14/2025 Freestone Grove Partners LP20,000$598K0.0%N/A0.109%
11/14/2025 Two Sigma Investments LP7,466$223K0.0%N/A0.041%
11/14/2025 Ghisallo Capital Management LLC20,000$598K0.0%N/A0.109%
11/14/2025 Squarepoint Ops LLC9,246$277K0.0%N/A0.050%
11/13/2025 UBS Group AG41,430$1.24M0.0%N/A0.226%
11/13/2025 BNP Paribas Financial Markets940$28K0.0%N/A0.005%
11/13/2025 Franklin Resources Inc.11,960$358K0.0%N/A0.065%
11/12/2025 First Eagle Investment Management LLC58,900$1.76M0.0%N/A0.322%
11/12/2025 Monashee Investment Management LLC200,000$5.98M3.0%N/A1.092%
11/7/2025 Readystate Asset Management LP21,500$643K0.0%N/A0.118%
11/7/2025Vanguard Group Inc.307,836$9.21M0.0%N/A1.688%
11/7/2025 JPMorgan Chase & Co.1,877$56K0.0%N/A0.010%
11/6/2025 Rhumbline Advisers3,983$119K0.0%N/A0.022%
11/5/2025 SBI Securities Co. Ltd.3,377$101K0.0%N/A0.019%
10/31/2025 Kornitzer Capital Management Inc. KS17,000$509K0.0%N/A0.093%
10/31/2025 Whittier Trust Co. of Nevada Inc.1,000$30K0.0%N/A0.005%
10/23/2025 Kingswood Wealth Advisors LLC6,900$206K0.0%N/A0.038%
10/21/2025 Global Retirement Partners LLC11,996$359K0.0%N/A0.066%


AMBQ Institutional Ownership - Frequently Asked Questions

During the previous two years, 59 institutional investors and hedge funds held shares of Ambiq Micro. The most heavily invested institutionals were Atreides Management LP ($21.91M), Wellington Management Group LLP ($14.85M), Alliancebernstein L.P. ($13.05M), KADENSA CAPITAL Ltd ($11.82M), Vanguard Group Inc. ($9.21M), Franklin Resources Inc. ($8.78M), and Wasatch Advisors LP ($7.20M).Learn more on Ambiq Micro's institutional investors.

Of the 57 institutional investors that purchased Ambiq Micro's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Atreides Management LP ($862.18K), Alliancebernstein L.P. ($436.15K), KADENSA CAPITAL Ltd ($394.99K), Franklin Resources Inc. ($307.89K), Vanguard Group Inc. ($307.84K), Schonfeld Strategic Advisors LLC ($274.09K), and Wasatch Advisors LP ($254.30K).

Institutional investors have bought a total of 4,822,165 shares in the last 24 months. This purchase volume represents approximately $150.67M in transactions.

The following institutional investors have sold Ambiq Micro stock in the last 24 months: Wasatch Advisors LP ($172.74K), Monashee Investment Management LLC ($114.91K), Schonfeld Strategic Advisors LLC ($52.28K), Readystate Asset Management LP ($8.89K), Deutsche Bank AG ($4.50K), PEAK6 LLC ($4.16K), and SBI Securities Co. Ltd. ($2.14K).

Institutional investors have sold a total of 359,630 shares in the last 24 months. This volume of shares sold represents approximately $20.75M in transactions.


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Institutional ownership data for NYSE:AMBQ is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/24/2026. New 13F filings are added each quarter as they're published.
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