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Werewolf Therapeutics (HOWL) Institutional Ownership

Werewolf Therapeutics logo
$1.79 -0.05 (-2.72%)
Closing price 09/23/2025 04:00 PM Eastern
Extended Trading
$1.85 +0.06 (+3.41%)
As of 07:49 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.
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Institutional Ownership Changes (13F Filings) for Werewolf Therapeutics (NASDAQ:HOWL)

Current
Institutional Ownership
Percentage
64.84%
Number of
Institutional Buyers
(last 12 months)
27
Total
Institutional Inflows
(last 12 months)
$2.27M
Number of
Institutional Sellers
(last 12 months)
11
Total
Institutional Outflows
(last 12 months)
$2.85M
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HOWL Institutional Buying and Selling by Quarter

Werewolf Therapeutics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/15/2025 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%
5/16/2025Goldman Sachs Group Inc.111,985$109K0.0%-21.0%0.250%
5/16/2025AQR Capital Management LLC81,669$79K0.0%N/A0.182%
5/15/2025MPM Bioimpact LLC2,408,810$2.34M0.4%+0.9%5.368%
5/15/2025MPM Asset Management LLC4,309,860$4.19M6.0%+0.6%9.604%
5/14/2025Walleye Capital LLC59,347$58K0.0%-38.7%0.132%
5/12/2025Nuveen LLC73,370$71K0.0%N/A0.164%
5/9/2025Charles Schwab Investment Management Inc.95,712$93K0.0%+33.2%0.213%
4/28/2025Vontobel Holding Ltd.35,000$34K0.0%N/A0.078%
2/17/2025Two Sigma Investments LP93,440$138K0.0%-48.3%0.210%
2/17/2025Two Sigma Advisers LP139,100$206K0.0%-45.7%0.312%
2/17/2025Millennium Management LLC596,289$883K0.0%-55.0%1.338%
2/17/2025Deutsche Bank AG101,626$150K0.0%+450.7%0.228%
2/17/2025D. E. Shaw & Co. Inc.17,776$26K0.0%N/A0.040%
2/17/2025Bridgeway Capital Management LLC109,586$162K0.0%+24.4%0.246%
2/17/2025Bank of America Corp DE2,078,875$3.08M0.0%-3.5%4.665%
2/14/2025Jane Street Group LLC54,713$81K0.0%+261.2%0.123%
2/14/2025Northern Trust Corp244,390$362K0.0%+7.3%0.548%
2/14/2025Dimensional Fund Advisors LP194,746$288K0.0%-24.5%0.437%
2/13/2025Regal Investment Advisors LLC27,204$40K0.0%+88.1%0.061%
2/13/2025Walleye Capital LLC96,850$143K0.0%-11.1%0.217%
2/13/2025Renaissance Technologies LLC56,900$84K0.0%-62.6%0.128%
2/12/2025Geode Capital Management LLC702,558$1.04M0.0%+2.4%1.577%
2/12/2025JPMorgan Chase & Co.62,928$93K0.0%+372.4%0.141%
2/5/2025Levin Capital Strategies L.P.50,000$74K0.0%N/A0.112%
2/4/2025Bank of New York Mellon Corp71,300$106K0.0%+23.1%0.160%
11/19/2024Barclays PLC54,810$116K0.0%+130.1%0.123%
11/16/2024Geode Capital Management LLC685,989$1.45M0.0%+6.3%1.539%
11/15/2024Barclays PLC54,810$116K0.0%+130.1%0.123%
11/15/2024XTX Topco Ltd21,209$45K0.0%N/A0.048%
11/15/2024Jane Street Group LLC15,149$32K0.0%-47.0%0.034%
11/15/2024State Street Corp476,439$1.01M0.0%+12.4%1.069%
11/15/2024Point72 Asset Management L.P.109,816$233K0.0%-70.5%0.246%
11/14/2024PFM Health Sciences LP3,398,747$7.21M0.4%+4.9%7.627%
11/14/2024Walleye Capital LLC108,968$231K0.0%+10.7%0.245%
10/3/2024SG Americas Securities LLC13,517$29K0.0%N/A0.031%
9/16/2024Point72 DIFC Ltd14,046$34K0.0%N/A0.032%
9/16/2024Cubist Systematic Strategies LLC28,371$69K0.0%-30.2%0.065%
8/16/2024Murchinson Ltd.62,500$152K0.0%N/A0.144%
8/15/2024Millennium Management LLC1,110,298$2.71M0.0%+96.4%2.555%
8/14/2024Cubist Systematic Strategies LLC28,371$69K0.0%-30.2%0.065%
8/14/2024Murchinson Ltd.62,500$152K0.0%N/A0.144%
8/14/2024Point72 DIFC Ltd14,046$34K0.0%N/A0.032%
8/14/2024Marshall Wace LLP134,184$327K0.0%+410.5%0.309%
8/13/2024Rubric Capital Management LP1,333,893$3.26M0.1%-17.7%3.070%
8/9/2024Renaissance Technologies LLC171,000$417K0.0%+103.1%0.394%
8/9/2024Dimensional Fund Advisors LP160,577$392K0.0%+43.9%0.370%
8/8/2024American Century Companies Inc.37,634$92K0.0%+50.7%0.087%
8/6/2024Acadian Asset Management LLC212,296$516K0.0%+22.8%0.489%
8/1/2024Rhumbline Advisers32,547$79K0.0%N/A0.075%
7/26/2024Bank of New York Mellon Corp67,644$165K0.0%N/A0.156%
5/16/2024Janus Henderson Group PLC1,688,054$10.92M0.0%N/A3.884%
5/10/2024Acadian Asset Management LLC172,883$1.12M0.0%+119.8%0.399%
5/10/2024Vanguard Group Inc.1,107,347$7.18M0.0%+26.8%2.554%
5/9/2024HBK Sorce Advisory LLC13,227$86K0.0%-50.0%0.031%
4/19/2024Denali Advisors LLC26,600$172K0.1%N/A0.061%
2/15/2024PFM Health Sciences LP3,468,177$13.39M0.8%+35.6%8.529%
2/14/2024Lighthouse Investment Partners LLC22,472$87K0.0%N/A0.055%
2/5/2024Certuity LLC10,000$39K0.0%N/A0.028%
2/1/2024Financial Perspectives Inc6,750$26K0.0%+80.0%0.019%
8/4/2023HBK Sorce Advisory LLC26,454$81K0.0%-50.0%0.074%
5/15/2023Rubric Capital Management LP1,935,357$5.03M0.1%+5.4%5.449%
5/8/2023Bailard Inc.18,127$47K0.0%N/A0.051%
2/9/2023Chicago Partners Investment Group LLC10,729$41K0.0%N/A0.035%
11/15/2022PFM Health Sciences LP2,815,654$12.70M0.5%+62.7%9.158%
11/15/2022Platinum Investment Management Ltd.109,530$494K0.0%-48.7%0.356%
11/15/2022Laurion Capital Management LP522,900$2.36M0.0%-2.3%1.700%
11/14/2022Ergoteles LLC114,595$517K0.0%-11.2%0.388%
11/14/2022Rubric Capital Management LP966,879$4.36M0.2%+371.7%3.274%
10/25/2022Denali Advisors LLC5,900$27K0.0%N/A0.020%
8/15/2022Laurion Capital Management LP535,160$2.19M0.0%N/A1.935%
8/8/2022Y Intercept Hong Kong Ltd11,124$45K0.0%N/A0.040%
7/27/2022Bailard Inc.21,200$87K0.0%N/A0.077%
5/11/2022Granite Point Capital Management L.P.55,000$242K0.1%+266.7%0.199%
2/15/2022Adage Capital Partners GP L.L.C.960,448$11.44M0.0%-2.5%3.483%
2/14/2022Deerfield Management Company L.P. Series C958,125$11.41M0.2%-45.3%3.474%
2/14/2022Soleus 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%
2/8/2022Northern Trust Corp200,065$2.38M0.0%+184.2%0.725%
11/15/2021Deerfield Management Company L.P. Series C1,752,787$30.08M0.6%-31.3%6.358%
11/15/2021Sphera 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%
11/12/2021Geode Capital Management LLC136,472$2.34M0.0%+26.2%0.495%
11/10/2021Levin Capital Strategies L.P.15,000$257K0.0%N/A0.054%
11/9/2021BlackRock Inc.369,961$6.35M0.0%+1.1%1.342%
11/9/2021Platinum Investment Management Ltd.213,381$3.66M0.1%+3.1%0.774%
11/8/2021Russell Investments Group Ltd.125,873$2.16M0.0%N/A0.457%
11/2/2021New York State Common Retirement Fund14,765$253K0.0%+13.3%0.054%
8/23/2021DC Funds LP589,102$10.27M48.8%N/A2.137%
8/17/2021Sphera Funds Management LTD.706,294$12.05M0.8%N/A2.562%
8/17/2021PFM Health Sciences LP400,000$6.98M0.2%N/A1.451%
8/17/2021Aristides 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 1,660,944 shares in the last 24 months. This purchase volume represents approximately $2.27M in transactions.

Which of Werewolf Therapeutics' major shareholders have been selling company stock?

Of the 11 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 1,939,264 shares in the last 24 months. This volume of shares sold represents approximately $2.85M in transactions.


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This page (NASDAQ:HOWL) was last updated on 9/24/2025 by MarketBeat.com Staff
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