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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 2021

Institutional positions in Werewolf Therapeutics, Inc. as of Jun 30, 2021. 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
45
+45 vs. Q1 2021
Shares held
19.8M
+19.8M vs. Q1 2021
Total value
$344.3M
+$344.3M vs. Q1 2021
New holders
45
0 more added
Sold out
0
0 more reduced

Compare with Q1 2021: 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 2021: 45 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 2021: $344.3M
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 2021

Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q1 2021.

Institutions holding HOWL in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.4,291,881$74.8M1.20%+4,291,881New
MPM Asset Management LLC4,284,172$74.7M13.89%+4,284,172New
Deerfield Management Company, L.P. (Series C)2,552,787$44.5M0.79%+2,552,787New
MPM Oncology Impact Management LP2,388,011$41.6M6.84%+2,388,011New
Adage Capital Partners GP, L.L.C.1,000,597$17.4M0.03%+1,000,597New
Sphera Funds Management Ltd.706,294$12.0M1.09%+706,294New
Avidity Partners Management LP650,265$11.3M0.31%+650,265New
DC Funds, LP589,102$10.3M48.81%+589,102New
Soleus Capital Management, L.P.563,396$9.83M1.51%+563,396New
PFM Health Sciences, LP400,000$6.98M0.22%+400,000New
BlackRock Inc.365,863$6.38M0.00%+365,863New
FMR LLC315,000$5.49M0.00%+315,000New
Nicholas Investment Partners, LP294,654$5.14M0.32%+294,654New
Platinum Investment Management Ltd206,915$3.61M0.08%+206,915New
Alyeska Investment Group, L.P.206,201$3.60M0.04%+206,201New
Migdal Insurance & Financial Holdings Ltd.187,500$3.27M0.03%+187,500New
Vanguard Group Inc173,127$3.02M0.00%+173,127New
Geode Capital Management, LLC108,178$1.89M0.00%+108,178New
Caas Capital Management LP100,000$1.74M0.09%+100,000New
State Street Corp78,237$1.36M0.00%+78,237New
Northern Trust Corp75,774$1.32M0.00%+75,774New
Goldman Sachs Group Inc37,435$653.0K0.00%+37,435New
Aristides Capital LLC25,585$446.0K0.34%+25,585New
Bank of New York Mellon Corp22,213$387.0K0.00%+22,213New
Evercore Wealth Management, LLC21,500$375.0K0.01%+21,500New
Charles Schwab Investment Management Inc16,038$280.0K0.00%+16,038New
Arena Capital Advisors, LLC- CA14,958$261.0K0.02%+14,958New
New York State Common Retirement Fund13,031$227.0K0.00%+13,031New
Nuveen Asset Management, LLC12,001$209.0K0.00%+12,001New
Schonfeld Strategic Advisors LLC11,300$197.0K0.00%+11,300New
California State Teachers Retirement System10,465$183.0K0.00%+10,465New
Capstone Investment Advisors, LLC10,000$174.0K0.00%+10,000New
JPMorgan Chase & Co9,352$163.0K0.00%+9,352New
Deutsche Bank AG4,492$78.0K0.00%+4,492New
American International Group, Inc.4,241$74.0K0.00%+4,241New
Citigroup Inc2,016$35.0K0.00%+2,016New
STRS Ohio1,800$31.0K0.00%+1,800New
UBS Group AG1,000$17.0K0.00%+1,000New
Legal & General Group Plc736$13.0K0.00%+736New
Ameritas Investment Partners, Inc.593$10.0K0.00%+593New
Royal Bank of Canada519$9.00K0.00%+519New
Bank of America Corp487$8.00K0.00%+487New
Morgan Stanley267$5.00K0.00%+267New
Financial Perspectives, Inc250$4.36K0.00%+250New
Tower Research Capital LLC (TRC)52$1.00K0.00%+52New