Free Trial
→ The 1934 playbook (From American Alternative) (Ad)tc pixel Free HOWL Stock Alerts

Werewolf Therapeutics (HOWL) Institutional Ownership

Werewolf Therapeutics logo
$0.68 -0.01 (-1.45%)
As of 02:49 PM Eastern
This is a fair market value price provided by Massive. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for Werewolf Therapeutics (NASDAQ:HOWL)

Current
Institutional Ownership
Percentage
64.84%
Number of
Institutional Buyers
(last 12 months)
18
Total
Institutional Inflows
(last 12 months)
$1.72M
Number of
Institutional Sellers
(last 12 months)
10
Total
Institutional Outflows
(last 12 months)
$2.71M
Get HOWL Insider Trade Alerts

Want to know when executives and insiders are buying or selling Werewolf Therapeutics stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

HOWL Institutional Buying and Selling by Quarter

Werewolf Therapeutics Major Shareholders & Ownership History

Export
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026Millennium Management LLC240,109$152K0.0%-24.3%0.495%
2/18/2026Bridgeway Capital Management LLC77,000$49K0.0%-24.5%0.159%
2/17/2026MPM Bioimpact LLC1,393,557$884K0.1%-42.1%2.871%
2/17/2026Regal Investment Advisors LLC52,593$33K0.0%+93.3%0.108%
2/13/2026Vontobel Holding Ltd.60,003$38K0.0%+66.7%0.124%
2/12/2026Jane Street Group LLC157,322$100K0.0%-41.4%0.324%
2/12/2026Renaissance Technologies LLC677,766$429K0.0%+48.6%1.396%
11/17/2025Susquehanna International Group LLP93,041$183K0.0%+16.9%0.192%
11/17/2025Qube Research & Technologies Ltd29,250$58K0.0%-33.9%0.060%
11/17/2025Millennium Management LLC317,053$625K0.0%-54.5%0.653%
11/17/2025Citadel Advisors LLC154,534$304K0.0%N/A0.318%
11/17/2025Bank of America Corp DE1,830,292$3.61M0.0%-14.0%3.771%
11/14/2025Two Sigma Investments LP20,139$40K0.0%-55.7%0.041%
11/7/2025Vanguard Group Inc.1,408,047$2.77M0.0%+8.5%2.901%
8/15/2025Bridgeway Capital Management LLC102,000$111K0.0%+157.7%0.227%
8/15/2025Bank of America Corp DE2,129,024$2.32M0.0%+1.2%4.745%
8/14/2025Jane Street Group LLC374,939$409K0.0%N/A0.836%
8/14/2025Qube Research & Technologies Ltd44,261$48K0.0%N/A0.099%
8/13/2025Marshall Wace LLP103,785$113K0.0%N/A0.231%
8/13/2025Quadrature Capital Ltd25,791$28K0.0%N/A0.057%
8/8/2025Geode Capital Management LLC327,955$358K0.0%-54.3%0.731%
8/1/2025 Y Intercept Hong Kong Ltd84,421$92K0.0%N/A0.188%
6/27/2025Goldman 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%


HOWL Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of HOWL shares?

During the previous two years, 46 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), MPM Asset Management LLC ($4.19M), Bank of America Corp DE ($3.61M), Rubric Capital Management LP ($3.26M), Vanguard Group Inc. ($2.77M), and State Street Corp ($1.01M).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 39 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), Millennium Management LLC ($544.88K), Jane Street Group LLC ($414.50K), Vanguard Group Inc. ($343.71K), Renaissance Technologies LLC ($308.57K), Marshall Wace LLP ($211.69K), and PFM Health Sciences LP ($157.67K).

How much institutional buying is happening at Werewolf Therapeutics?

Institutional investors have bought a total of 1,495,798 shares in the last 24 months. This purchase volume represents approximately $1.72M in transactions.

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

Of the 10 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: MPM Bioimpact LLC ($1.02M), Millennium Management LLC ($456.59K), Geode Capital Management LLC ($389.57K), Bank of America Corp DE ($298.73K), Jane Street Group LLC ($111.26K), Goldman Sachs Group Inc. ($59.69K), and Walleye Capital LLC ($37.50K).

How much institutional selling is happening at Werewolf Therapeutics?

Institutional investors have sold a total of 2,433,882 shares in the last 24 months. This volume of shares sold represents approximately $2.71M in transactions.


Related Companies

This page (NASDAQ:HOWL) was last updated on 5/5/2026 by MarketBeat.com Staff.
From Our Partners
Iran's New Leader Just Said Something That Should Terrify Every American
Iran's Supreme Leader has declared the Strait of Hormuz closed as leverage against the U.S. - and with 40% of ...
American Alternative | Sponsoredtc pixel
Your book attached
Your Download Link (Expiring) If you still haven't downloaded the free Simple Options Trading For Beginners...
Profits Run | Sponsoredtc pixel
My feud with Zohran Mamdani
Emmy-winning analyst releases his next big story Whitney Tilson shocked the nation on 60 Minutes when he ac...
Stansberry Research | Sponsoredtc pixel
The $1.75T "Backdoor" ticker (NOT Starlink)
When the SpaceX IPO launches, most investors will already be too late. The real opportunity isn't the IPO itse...
Behind the Markets | Sponsoredtc pixel
Sell 99% of Your Stocks, Do THIS Instead…
Millionaire Trader Exposes: "The Single Stock Income Plan" With over 6,000 stocks on the market to choose ...
The Oxford Club | Sponsoredtc pixel
Trade this between 9:30 and 10:45 am EST
The first 75 minutes of the trading day may be the most overlooked window for consistent opportunities.If you ...
Base Camp Trading | Sponsoredtc pixel
Iran War Shock: What I Was Told In That Private Meeting
You’re Being LIED To About The Iran War Forget EVERYTHING you’ve heard about the Iran war. Especially th...
Banyan Hill Publishing | Sponsoredtc pixel
Elon Unveils AI Passive Income Stream for Millions of Americans
During Tesla's last earnings call, Elon Musk outlined a new AI-driven approach he says could generate $30,000-...
InvestorPlace | Sponsoredtc pixel