Werewolf Therapeutics (HOWL) Institutional Ownership $1.30 -0.01 (-0.76%) Closing price 09/2/2025 04:00 PM EasternExtended Trading$1.32 +0.01 (+1.15%) As of 04:44 AM 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 Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Werewolf Therapeutics (NASDAQ:HOWL)CurrentInstitutional OwnershipPercentage64.84%Number ofInstitutional Buyers(last 12 months)28TotalInstitutional Inflows(last 12 months)$2.31MNumber ofInstitutional Sellers(last 12 months)12TotalInstitutional Outflows(last 12 months)$2.87M Get HOWL Insider Trade Alerts Want to know when executives and insiders are buying or selling Werewolf Therapeutics stock? 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Skip Chart & View Institutional Buying and Selling Data HOWL Institutional Buying and Selling by Quarter Werewolf Therapeutics Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/15/2025 Bridgeway Capital Management LLC102,000$111K0.0%+157.7%0.227% 8/15/2025 Bank of America Corp DE2,129,024$2.32M0.0%+1.2%4.745% 8/14/2025 Jane Street Group LLC374,939$409K0.0%N/A0.836% 8/14/2025 Qube Research & Technologies Ltd44,261$48K0.0%N/A0.099% 8/13/2025 Marshall Wace LLP103,785$113K0.0%N/A0.231% 8/13/2025 Quadrature Capital Ltd25,791$28K0.0%N/A0.057% 8/8/2025 Geode Capital Management LLC327,955$358K0.0%-54.3%0.731% 8/1/2025 Y Intercept Hong Kong Ltd84,421$92K0.0%N/A0.188% 6/27/2025 Goldman Sachs Group Inc.111,985$109K0.0%-21.0%0.250% 5/16/2025 Goldman Sachs Group Inc.111,985$109K0.0%-21.0%0.250% Get the Latest News and Ratings for HOWL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Werewolf Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 5/16/2025 AQR Capital Management LLC81,669$79K0.0%N/A0.182% 5/15/2025 MPM Bioimpact LLC2,408,810$2.34M0.4%+0.9%5.368% 5/15/2025 MPM Asset Management LLC4,309,860$4.19M6.0%+0.6%9.604% 5/14/2025 Walleye Capital LLC59,347$58K0.0%-38.7%0.132% 5/12/2025 Nuveen LLC73,370$71K0.0%N/A0.164% 5/9/2025 Charles Schwab Investment Management Inc.95,712$93K0.0%+33.2%0.213% 4/28/2025 Vontobel Holding Ltd.35,000$34K0.0%N/A0.078% 2/17/2025 Two Sigma Investments LP93,440$138K0.0%-48.3%0.210% 2/17/2025 Two Sigma Advisers LP139,100$206K0.0%-45.7%0.312% 2/17/2025 Millennium Management LLC596,289$883K0.0%-55.0%1.338% 2/17/2025 Deutsche Bank AG101,626$150K0.0%+450.7%0.228% 2/17/2025 D. E. Shaw & Co. Inc.17,776$26K0.0%N/A0.040% 2/17/2025 Bridgeway Capital Management LLC109,586$162K0.0%+24.4%0.246% 2/17/2025 Bank of America Corp DE2,078,875$3.08M0.0%-3.5%4.665% 2/14/2025 Jane Street Group LLC54,713$81K0.0%+261.2%0.123% 2/14/2025 Northern Trust Corp244,390$362K0.0%+7.3%0.548% 2/14/2025 Dimensional Fund Advisors LP194,746$288K0.0%-24.5%0.437% 2/13/2025 Regal Investment Advisors LLC27,204$40K0.0%+88.1%0.061% 2/13/2025 Walleye Capital LLC96,850$143K0.0%-11.1%0.217% 2/13/2025 Renaissance Technologies LLC56,900$84K0.0%-62.6%0.128% 2/12/2025 Geode Capital Management LLC702,558$1.04M0.0%+2.4%1.577% 2/12/2025 JPMorgan Chase & Co.62,928$93K0.0%+372.4%0.141% 2/5/2025 Levin Capital Strategies L.P.50,000$74K0.0%N/A0.112% 2/4/2025 Bank of New York Mellon Corp71,300$106K0.0%+23.1%0.160% 11/19/2024 Barclays PLC54,810$116K0.0%+130.1%0.123% 11/16/2024 Geode Capital Management LLC685,989$1.45M0.0%+6.3%1.539% 11/15/2024 Barclays PLC54,810$116K0.0%+130.1%0.123% 11/15/2024 XTX Topco Ltd21,209$45K0.0%N/A0.048% 11/15/2024 Jane Street Group LLC15,149$32K0.0%-47.0%0.034% 11/15/2024 State Street Corp476,439$1.01M0.0%+12.4%1.069% Warren Buffett Issues Cryptic Warning on U.S. Dollar (Ad)Imagine a bull market so powerful, every single investor became a millionaire. 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But if history repeats, it could bump tens of millions of Americans into a 7-figure net worth practically overnight.Click here for the full story.11/15/2024 Point72 Asset Management L.P.109,816$233K0.0%-70.5%0.246% 11/14/2024 PFM Health Sciences LP3,398,747$7.21M0.4%+4.9%7.627% 11/14/2024 Walleye Capital LLC108,968$231K0.0%+10.7%0.245% 10/3/2024 SG Americas Securities LLC13,517$29K0.0%N/A0.031% 9/16/2024 Point72 DIFC Ltd14,046$34K0.0%N/A0.032% 9/16/2024 Cubist Systematic Strategies LLC28,371$69K0.0%-30.2%0.065% 8/16/2024 Murchinson Ltd.62,500$152K0.0%N/A0.144% 8/15/2024 Millennium Management LLC1,110,298$2.71M0.0%+96.4%2.555% 8/14/2024 Cubist Systematic Strategies LLC28,371$69K0.0%-30.2%0.065% 8/14/2024 Murchinson Ltd.62,500$152K0.0%N/A0.144% 8/14/2024 Point72 DIFC Ltd14,046$34K0.0%N/A0.032% 8/14/2024 Marshall Wace LLP134,184$327K0.0%+410.5%0.309% 8/13/2024 Rubric Capital Management LP1,333,893$3.26M0.1%-17.7%3.070% 8/9/2024 Renaissance Technologies LLC171,000$417K0.0%+103.1%0.394% 8/9/2024 Dimensional Fund Advisors LP160,577$392K0.0%+43.9%0.370% 8/8/2024 American Century Companies Inc.37,634$92K0.0%+50.7%0.087% 8/6/2024 Acadian Asset Management LLC212,296$516K0.0%+22.8%0.489% 8/1/2024 Rhumbline Advisers32,547$79K0.0%N/A0.075% 7/26/2024 Bank of New York Mellon Corp67,644$165K0.0%N/A0.156% 5/16/2024 Janus Henderson Group PLC1,688,054$10.92M0.0%N/A3.884% 5/10/2024 Acadian Asset Management LLC172,883$1.12M0.0%+119.8%0.399% 5/10/2024 Vanguard Group Inc.1,107,347$7.18M0.0%+26.8%2.554% 5/9/2024 HBK Sorce Advisory LLC13,227$86K0.0%-50.0%0.031% 4/19/2024 Denali Advisors LLC26,600$172K0.1%N/A0.061% 2/15/2024 PFM Health Sciences LP3,468,177$13.39M0.8%+35.6%8.529% 2/14/2024 Lighthouse Investment Partners LLC22,472$87K0.0%N/A0.055% 2/5/2024 Certuity LLC10,000$39K0.0%N/A0.028% 2/1/2024 Financial Perspectives Inc6,750$26K0.0%+80.0%0.019% 8/4/2023 HBK Sorce Advisory LLC26,454$81K0.0%-50.0%0.074% 5/15/2023 Rubric Capital Management LP1,935,357$5.03M0.1%+5.4%5.449% 5/8/2023 Bailard Inc.18,127$47K0.0%N/A0.051% 2/9/2023 Chicago Partners Investment Group LLC10,729$41K0.0%N/A0.035% 11/15/2022 PFM Health Sciences LP2,815,654$12.70M0.5%+62.7%9.158% 11/15/2022 Platinum Investment Management Ltd.109,530$494K0.0%-48.7%0.356% 11/15/2022 Laurion Capital Management LP522,900$2.36M0.0%-2.3%1.700% 11/14/2022Ergoteles LLC114,595$517K0.0%-11.2%0.388% 11/14/2022 Rubric Capital Management LP966,879$4.36M0.2%+371.7%3.274% 10/25/2022 Denali Advisors LLC5,900$27K0.0%N/A0.020% 8/15/2022 Laurion Capital Management LP535,160$2.19M0.0%N/A1.935% 8/8/2022 Y Intercept Hong Kong Ltd11,124$45K0.0%N/A0.040% 7/27/2022 Bailard Inc.21,200$87K0.0%N/A0.077% 5/11/2022Granite Point Capital Management L.P.55,000$242K0.1%+266.7%0.199% 2/15/2022 Adage Capital Partners GP L.L.C.960,448$11.44M0.0%-2.5%3.483% 2/14/2022 Deerfield Management Company L.P. Series C958,125$11.41M0.2%-45.3%3.474% 2/14/2022 Soleus Capital Management L.P.64,585$769K0.1%-88.5%0.234% 2/11/2022Granite Point Capital Management L.P.15,000$179K0.0%N/A0.054% 2/8/2022 Northern Trust Corp200,065$2.38M0.0%+184.2%0.725% 11/15/2021 Deerfield Management Company L.P. Series C1,752,787$30.08M0.6%-31.3%6.358% 11/15/2021 Sphera Funds Management LTD.688,475$11.81M1.0%-2.5%2.497% 11/15/2021Caas Capital Management LP162,599$2.79M0.1%+62.6%0.590% Washington prepares for war (Ad)While the headlines obsess over overseas conflicts, Washington has been quietly preparing for something much bigger here at home. Emergency powers are being invoked, trillions are being mobilized, and the scale rivals anything we’ve seen since WWII. According to Porter Stansberry and Jeff Brown, a new economic arms race is already underway — one that could reshape markets, redirect capital, and impact billions of lives. They’ve just released an urgent briefing that explains what’s really happening behind the scenes, and which companies are positioned to benefit most.Click here now to watch the urgent wartime exposé11/12/2021 Geode Capital Management LLC136,472$2.34M0.0%+26.2%0.495% 11/10/2021 Levin Capital Strategies L.P.15,000$257K0.0%N/A0.054% 11/9/2021BlackRock Inc.369,961$6.35M0.0%+1.1%1.342% 11/9/2021 Platinum Investment Management Ltd.213,381$3.66M0.1%+3.1%0.774% 11/8/2021 Russell Investments Group Ltd.125,873$2.16M0.0%N/A0.457% 11/2/2021 New York State Common Retirement Fund14,765$253K0.0%+13.3%0.054% 8/23/2021 DC Funds LP589,102$10.27M48.8%N/A2.137% 8/17/2021 Sphera Funds Management LTD.706,294$12.05M0.8%N/A2.562% 8/17/2021 PFM Health Sciences LP400,000$6.98M0.2%N/A1.451% 8/17/2021 Aristides Capital LLC25,585$446K0.1%N/A0.093% (Data available from 1/1/2016 forward) HOWL Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of HOWL shares? During the previous two years, 48 institutional investors and hedge funds held shares of Werewolf Therapeutics. The most heavily invested institutionals were Janus Henderson Group PLC ($10.92M), PFM Health Sciences LP ($7.21M), Vanguard Group Inc. ($7.18M), MPM Asset Management LLC ($4.19M), Rubric Capital Management LP ($3.26M), MPM Bioimpact LLC ($2.34M), and Bank of America Corp DE ($2.32M).Learn more on Werewolf Therapeutics' institutional investors. What percentage of Werewolf Therapeutics' stock is owned by institutional investors? 64.84% of Werewolf Therapeutics' stock is owned by institutional investors. Learn more on HOWL's institutional investor holdings. Which institutional investors have been buying Werewolf Therapeutics' stock? Of the 41 institutional investors that purchased Werewolf Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Janus Henderson Group PLC ($1.69M), PFM Health Sciences LP ($1.07M), Millennium Management LLC ($544.88K), Jane Street Group LLC ($414.50K), Vanguard Group Inc. ($233.91K), Marshall Wace LLP ($211.69K), and Acadian Asset Management LLC ($133.63K). How much institutional buying is happening at Werewolf Therapeutics? Institutional investors have bought a total of 1,674,990 shares in the last 24 months. This purchase volume represents approximately $2.31M in transactions. Which of Werewolf Therapeutics' major shareholders have been selling company stock? Of the 12 institutional investors that sold Werewolf Therapeutics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Millennium Management LLC ($727.48K), Geode Capital Management LLC ($389.57K), Point72 Asset Management L.P. ($261.86K), Two Sigma Advisers LP ($117.20K), Renaissance Technologies LLC ($95.30K), Two Sigma Investments LP ($87.17K), and Bank of America Corp DE ($74.84K). How much institutional selling is happening at Werewolf Therapeutics? Institutional investors have sold a total of 1,951,542 shares in the last 24 months. This volume of shares sold represents approximately $2.87M in transactions. 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