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Werewolf Therapeutics, Inc.

HOWL
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001785530

In the last 90 days, Werewolf Therapeutics, Inc. insiders filed 0 open-market purchases and 2 sales; 45 institutions reported holding it in 13F filings for Q2 2026, worth $3.91M in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Werewolf Therapeutics, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
71
+10 vs. Q1 2024
Shares held
32.5M
+118.2K (+0.4%) vs. Q1 2024
Total value
$79.3M
−$130.4M (−62.2%) vs. Q1 2024
New holders
22
23 more added
Sold out
12
15 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting HOWL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 71 institutions
Q1 2021: 0 institutionsQ2 2021: 45 institutionsQ3 2021: 42 institutionsQ4 2021: 51 institutionsQ1 2022: 49 institutionsQ2 2022: 46 institutionsQ3 2022: 44 institutionsQ4 2022: 39 institutionsQ1 2023: 38 institutionsQ2 2023: 36 institutionsQ3 2023: 35 institutionsQ4 2023: 41 institutionsQ1 2024: 61 institutionsQ2 2024: 71 institutionsQ3 2024: 69 institutionsQ4 2024: 73 institutionsQ1 2025: 70 institutionsQ2 2025: 65 institutionsQ3 2025: 62 institutionsQ4 2025: 51 institutionsQ1 2026: 48 institutionsQ2 2026: 45 institutions
Value heldQ2 2024: $79.3M
Q1 2021: $0Q2 2021: $344.3MQ3 2021: $326.2MQ4 2021: $228.4MQ1 2022: $84.3MQ2 2022: $78.0MQ3 2022: $94.5MQ4 2022: $42.8MQ1 2023: $62.5MQ2 2023: $73.3MQ3 2023: $51.1MQ4 2023: $106.8MQ1 2024: $209.7MQ2 2024: $79.3MQ3 2024: $68.3MQ4 2024: $41.7MQ1 2025: $26.7MQ2 2025: $24.3MQ3 2025: $41.6MQ4 2025: $9.34MQ1 2026: $11.7MQ2 2026: $3.91M
Institutions holding HOWL and their total value by quarter
QuarterHoldersValue
Q2 202645$3.91M
Q1 202648$11.7M
Q4 202551$9.34M
Q3 202562$41.6M
Q2 202565$24.3M
Q1 202570$26.7M
Q4 202473$41.7M
Q3 202469$68.3M
Q2 202471$79.3M
Q1 202461$209.7M
Q4 202341$106.8M
Q3 202335$51.1M
Q2 202336$73.3M
Q1 202338$62.5M
Q4 202239$42.8M
Q3 202244$94.5M
Q2 202246$78.0M
Q1 202249$84.3M
Q4 202151$228.4M
Q3 202142$326.2M
Q2 202145$344.3M
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q1 2024.

Institutions holding HOWL in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.6,144,881$15.0M0.20%00.0%Unchanged
MPM Asset Management LLC4,284,172$10.5M5.74%00.0%Unchanged
PFM Health Sciences, LP3,241,074$7.91M0.43%+234,340+7.8%Added
MPM Oncology Impact Management LP2,388,011$5.83M0.91%00.0%Unchanged
Bank of America Corp2,147,425$5.24M0.00%+266,312+14.2%Added
Adage Capital Partners GP, L.L.C.2,000,594$4.88M0.01%−1,000,000−33.3%Reduced
BlackRock Inc.1,587,724$3.87M0.00%+1,422,932+863.5%Added
Rubric Capital Management LP1,333,893$3.25M0.09%−287,141−17.7%Reduced
Vanguard Group Inc1,323,781$3.23M0.00%+216,434+19.5%Added
Millennium Management LLC1,110,298$2.71M0.00%+544,881+96.4%Added
Eagle Health Investments LP700,000$1.71M0.31%00.0%Unchanged
Geode Capital Management, LLC645,297$1.57M0.00%+385,617+148.5%Added
Sphera Funds Management Ltd.626,810$1.53M0.25%00.0%Unchanged
DC Funds, LP589,102$1.44M23.87%00.0%Unchanged
State Street Corp423,911$1.03M0.00%+352,743+495.6%Added
Point72 Asset Management, L.P.319,477$779.5K0.00%+319,477New
Two Sigma Advisers, LP239,300$583.9K0.00%−8,300−3.4%Reduced
Alyeska Investment Group, L.P.235,705$575.1K0.00%00.0%Unchanged
Verition Fund Management LLC233,828$570.5K0.00%−337,638−59.1%Reduced
BIT Capital GmbH233,370$569.4K0.05%+233,370New
Two Sigma Investments, LP219,366$535.3K0.00%+34,307+18.5%Added
Acadian Asset Management LLC212,296$516.0K0.00%+39,413+22.8%Added
HRT Financial LP197,377$481.0K0.00%+159,749+424.5%Added
Renaissance Technologies LLC171,000$417.2K0.00%+86,800+103.1%Added
Janus Henderson Group PLC167,987$406.5K0.00%−1,520,067−90.0%Reduced
Dimensional Fund Advisors LP160,577$392.0K0.00%+48,952+43.9%Added
Marshall Wace, LLP134,184$327.4K0.00%+107,900+410.5%Added
Royce & Associates LP125,484$306.2K0.00%+88,163+236.2%Added
Bridgeway Capital Management, LLC125,086$305.2K0.01%+40,000+47.0%Added
Walleye Capital LLC98,440$240.2K0.00%+98,440New
Charles Schwab Investment Management Inc78,842$192.4K0.00%+78,842New
Bank of New York Mellon Corp67,644$165.1K0.00%+67,644New
Citadel Advisors LLC63,954$156.0K0.00%+60,881+1,981.2%Added
Murchinson Ltd.62,500$152.5K0.03%+62,500New
Northern Trust Corp58,598$143.0K0.00%+10,096+20.8%Added
Goldman Sachs Group Inc52,089$127.1K0.00%−120,705−69.9%Reduced
Nuveen Asset Management, LLC52,048$127.0K0.00%+52,048New
Edgewood Management LLC50,000$122.0K0.00%00.0%Unchanged
Morgan Stanley49,012$119.6K0.00%−12,725−20.6%Reduced
Man Group plc44,481$108.5K0.00%−35,158−44.1%Reduced
New York State Common Retirement Fund39,900$97.4K0.00%+39,900New
American Century Companies Inc37,634$91.8K0.00%+12,656+50.7%Added
Alpine Global Management, LLC37,551$91.6K0.02%+37,551New
Boothbay Fund Management, LLC37,500$91.5K0.00%+37,500New
Rhumbline Advisers32,547$79.4K0.00%+32,547New
Jane Street Group, LLC28,580$69.7K0.00%−128,646−81.8%Reduced
Cubist Systematic Strategies, LLC28,371$69.2K0.00%−12,278−30.2%Reduced
JPMorgan Chase & Co26,150$63.8K0.00%−116,218−81.6%Reduced
Barclays PLC23,820$58.1K0.00%+21,942+1,168.4%Added
Tower Research Capital LLC (TRC)23,767$58.0K0.00%+13,230+125.6%Added
Jump Financial, LLC21,099$51.5K0.00%+21,099New
Corebridge Financial, Inc.16,401$40.2K0.00%+16,401New
Point72 (DIFC) Ltd14,046$34.3K0.00%+14,046New
Invesco Ltd.14,028$34.2K0.00%+14,028New
HBK Sorce Advisory LLC13,227$32.3K0.00%00.0%Unchanged
Wells Fargo & Company12,487$30.5K0.00%+12,293+6,336.6%Added
Balyasny Asset Management LLC10,459$25.5K0.00%−12,589−54.6%Reduced
Paloma Partners Management Co10,043$24.5K0.00%+10,043New
Camden Capital, LLC10,000$24.4K0.00%00.0%Unchanged
UBS Group AG9,808$23.9K0.00%+9,771+26,408.1%Added
Qube Research & Technologies Ltd8,315$20.3K0.00%−108,698−92.9%Reduced
Citigroup Inc6,791$16.6K0.00%−64,765−90.5%Reduced
Financial Perspectives, Inc6,750$16.5K0.01%00.0%Unchanged
Royal Bank of Canada3,196$8.00K0.00%+3,154+7,509.5%Added
Ameritas Investment Partners, Inc.2,987$7.29K0.00%+2,987New
Legal & General Group Plc2,642$6.39K0.00%+2,642New
California State Teachers Retirement System2,209$5.39K0.00%+2,209New
TFC Financial Management1,500$3.66K0.00%+1,500New
Amalgamated Bank1,055$3.00K0.00%+1,055New
FMR LLC3$70.00%+3New
Simplex Trading, LLC136$00.00%−66−32.7%Reduced
Monashee Investment Management LLC0$00.00%−890,000−100.0%Sold out
Laurion Capital Management LP0$00.00%−201,236−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−175,798−100.0%Sold out
Denali Advisors LLC0$00.00%−26,600−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−25,240−100.0%Sold out
Squarepoint Ops LLC0$00.00%−24,594−100.0%Sold out
Raymond James Financial Services Advisors, Inc.0$00.00%−23,659−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−23,264−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−18,910−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−14,154−100.0%Sold out
Omers Administration Corp0$00.00%−10,800−100.0%Sold out
Macquarie Group Ltd0$00.00%−940−100.0%Sold out