This company has been marked as potentially delisted and may not be actively trading. Armada Acquisition Corp. II (AACI) Institutional Ownership Add Compare Share Share Ownership Stock AnalysisCompetitorsOwnershipShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Armada Acquisition Corp. II (NASDAQ:AACI)CurrentInstitutional OwnershipPercentage27.96%Number ofInstitutional Buyers(last 12 months)14TotalInstitutional Inflows(last 12 months)$65.63MNumber ofInstitutional Sellers(last 12 months)0 Get AACI Insider Trade Alerts Want to know when executives and insiders are buying or selling Armada Acquisition Corp. II stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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II Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/18/2025 Hudson Bay Capital Management LP614,000$6.16M0.0%N/A2.233% 8/15/2025 Radcliffe Capital Management L.P.535,030$5.38M0.4%N/A1.946% 8/15/2025 Linden Advisors LP800,000$8.02M0.0%N/A2.909% 8/15/2025 LMR Partners LLP800,000$8.04M0.1%N/A2.909% 8/15/2025 Hudson Bay Capital Management LP614,000$6.16M0.0%N/A2.233% 8/15/2025 Berkley W R Corp290,620$2.92M0.2%N/A1.057% 8/15/2025 Boothbay Fund Management LLC135,000$1.36M0.0%N/A0.491% 8/14/2025 Shaolin Capital Management LLC550,000$5.53M0.2%N/A2.000% 8/14/2025 OCONNOR A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS LLC 200,000$2.01M0.1%N/A0.727% 8/13/2025 Clear Street LLC5,000$50K0.0%N/A0.018% Get the Latest News and Ratings for AACI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Armada Acquisition Corp. II and its competitors with MarketBeat's FREE daily newsletter. 8/13/2025 StoneX Group Inc.50,000$502K0.0%N/A0.182% 8/13/2025 Walleye Capital LLC125,000$1.25M0.0%N/A0.455% 8/12/2025 Magnetar Financial LLC814,266$8.18M0.0%N/A2.961% 8/12/2025 Highbridge Capital Management LLC50,400$506K0.0%N/A0.183% 8/4/2025 Wolverine Asset Management LLC959,819$9.65M0.1%N/A3.490% 8/14/2024Sandia Investment Management LP38,506$441K0.6%-28.0%0.540% 8/14/2024Berkley W R Corp109,616$1.25M0.1%-1.0%1.538% 8/10/2024Virtu Financial LLC67,035$763K0.1%N/A0.941% 8/7/2024Cowen AND Company LLC61,498$704K0.0%-47.8%0.863% 5/15/2024Sandia Investment Management LP53,506$593K0.6%-50.0%0.664% 2/26/2024Virtu Financial LLC24,531$264K0.0%N/A0.304% 2/15/2024Clear Street LLC110,610$1.19M0.0%+17,155.9%1.370% 2/8/2024Mizuho Securities USA LLC275,058$2.94M0.1%+57.1%3.408% 2/8/2024Cowen AND Company LLC91,230$983K0.2%+183.9%1.130% 11/15/2023Radcliffe Capital Management L.P.199,954$2.14M0.3%-42.9%2.481% 11/14/2023Meteora Capital LLC51,488$551K0.1%-3.7%0.639% 11/9/2023Cowen AND Company LLC32,140$344K0.0%-8.2%0.399% 11/9/2023Mizuho Securities USA LLC175,058$1.84M0.1%N/A2.172% 11/6/2023Periscope Capital Inc.300,000$3.21M0.4%-8.4%3.723% 8/15/2023Quarry LP134,952$1.41M0.5%N/A1.464% 8/7/2023Cowen AND Company LLC35,000$366K0.0%N/A0.380% 7/27/2023Virtu Financial LLC13,579$143K0.0%-73.7%0.066% 5/12/2023Periscope Capital Inc.327,600$3.31M0.2%+8.2%1.582% 5/11/2023Atalaya Capital Management LP350,000$3.54M1.1%-71.0%1.690% 5/11/2023Highbridge Capital Management LLC309,061$3.12M0.0%N/A1.492% 5/1/2023Virtu Financial LLC51,587$521K0.1%+378.9%0.249% 2/10/2023HRT Financial LP29,080$296K0.0%-22.8%0.141% 2/9/2023Landscape Capital Management L.L.C.90,468$916K0.1%+538.8%0.440% 2/7/2023Graham Capital Wealth Management LLC78,030$790K1.4%N/A0.379% 2/1/2023Bank of Montreal Can208,300$2.13M0.0%-0.9%1.012% 2/1/2023Wolverine Asset Management LLC45,814$464K0.0%+100.0%0.223% 11/15/2022Karpus Management Inc.896,175$8.89M0.3%-2.4%4.327% 11/14/2022Cubist Systematic Strategies LLC66,452$659K0.0%+87.3%0.321% 11/14/2022Ergoteles LLC22,053$219K0.0%+24.5%0.106% 11/14/2022UBS Oconnor LLC334,072$3.31M0.1%-9.1%1.613% 11/10/2022Wolverine Asset Management LLC22,907$227K0.0%-8.4%0.111% 11/10/2022Bank of Montreal Can210,252$2.09M0.0%+0.9%1.015% 11/10/2022KRYGER CAPITAL Ltd254,215$2.52M0.3%-4.5%1.227% 11/2/2022Landscape Capital Management L.L.C.14,163$140K0.0%N/A0.068% 11/2/2022Rockefeller Capital Management L.P.13,130$130K0.0%-42.1%0.063% 8/15/2022Karpus Management Inc.918,675$9.07M0.3%-1.5%4.436% 8/15/2022MMCAP International Inc. SPC250,000$2.47M0.2%-50.0%1.207% 8/11/2022Bank of Montreal Can208,300$2.05M0.0%N/A1.006% 8/3/2022Wolverine Asset Management LLC25,014$246K0.0%N/A0.121% 6/1/2022Taconic Capital Advisors LP50,000$491K0.0%N/A0.241% 5/16/2022Kohlberg Kravis Roberts & Co. L.P.136,913$1.34M0.0%+592.0%0.661% 5/16/2022Berkley W R Corp201,297$1.98M0.1%+35.7%0.972% 5/10/2022Karpus Management Inc.933,125$9.16M0.3%-0.2%4.506% 2/17/2022Omni Event Management Ltd279,004$2.73M0.2%N/A1.347% 2/16/2022Oaktree Capital Management LP250,000$2.45M0.0%N/A1.207% 2/15/2022Karpus Management Inc.935,225$9.16M0.3%N/A4.516% 2/15/2022Kohlberg Kravis Roberts & Co. L.P.19,786$194K0.0%N/A0.096% 2/15/2022Corbin Capital Partners L.P.278,141$2.72M0.5%N/A1.343% 2/14/2022Whitebox Advisors LLC100,000$979K0.0%N/A0.483% 2/14/2022Radcliffe Capital Management L.P.871,799$8.54M0.2%N/A4.210% 2/14/2022Rockefeller Capital Management L.P.15,240$149K0.0%N/A0.074% 2/10/2022Dakota Wealth Management39,800$390K0.0%N/A0.192% 2/9/2022MMCAP International Inc. SPC500,000$4.90M0.3%N/A2.414% 2/9/2022Wolverine Asset Management LLC145,235$1.42M0.0%N/A0.701% (Data available from 1/1/2016 forward) AACI Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of AACI shares? During the previous two years, 20 institutional investors and hedge funds held shares of Armada Acquisition Corp. II. The most heavily invested institutionals were Wolverine Asset Management LLC ($9.65M), Magnetar Financial LLC ($8.18M), LMR Partners LLP ($8.04M), Linden Advisors LP ($8.02M), Hudson Bay Capital Management LP ($6.16M), Shaolin Capital Management LLC ($5.53M), and Radcliffe Capital Management L.P. ($5.38M).Learn more on Armada Acquisition Corp. II's institutional investors. What percentage of Armada Acquisition Corp. II's stock is owned by institutional investors? 27.96% of Armada Acquisition Corp. II's stock is owned by institutional investors. Learn more on AACI's institutional investor holdings. Which institutional investors have been buying Armada Acquisition Corp. II's stock? Of the 17 institutional investors that purchased Armada Acquisition Corp. II's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Hudson Bay Capital Management LP ($1.23M), Wolverine Asset Management LLC ($959.82K), Magnetar Financial LLC ($814.27K), Linden Advisors LP ($800K), LMR Partners LLP ($800K), Shaolin Capital Management LLC ($550K), and Radcliffe Capital Management L.P. ($535.03K). How much institutional buying is happening at Armada Acquisition Corp. II? Institutional investors have bought a total of 6,543,135 shares in the last 24 months. This purchase volume represents approximately $65.63M in transactions. 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