Skip to main content

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 1 sale; 45 institutions reported holding it in 13F filings for Q2 2026, worth $3.91M in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in Werewolf Therapeutics, Inc. as of Dec 31, 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
51
+9 vs. Q3 2021
Shares held
19.1M
+132.8K (+0.7%) vs. Q3 2021
Total value
$228.3M
−$98.0M (−30.0%) vs. Q3 2021
New holders
12
21 more added
Sold out
3
7 more reduced

Compare with Q3 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 holdersQ4 2021: 51 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 heldQ4 2021: $228.3M
Q1 2021: $0Q2 2021: $344.3MQ3 2021: $326.2MQ4 2021: $228.3MQ1 2022: $83.5MQ2 2022: $78.0MQ3 2022: $94.5MQ4 2022: $42.8MQ1 2023: $62.5MQ2 2023: $73.3MQ3 2023: $51.1MQ4 2023: $106.8MQ1 2024: $209.0MQ2 2024: $79.2MQ3 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$79.2M
Q1 202461$209.0M
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$83.5M
Q4 202151$228.3M
Q3 202142$326.2M
Q2 202145$344.3M
Q1 20210$0

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q3 2021.

Institutions holding HOWL in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Daiwa Securities Group Inc.80$1.00K0.00%+80New
Confluence Wealth Services, Inc.100$1.00K0.00%+100New
Financial Perspectives, Inc250$2.98K0.00%00.0%Unchanged
High Net Worth Advisory Group LLC500$6.00K0.00%+500New
Tower Research Capital LLC (TRC)652$8.00K0.00%+234+56.0%Added
STRS Ohio1,800$21.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.2,041$24.0K0.00%+1,448+244.2%Added
Legal & General Group Plc2,492$30.0K0.00%+1,756+238.6%Added
Royal Bank of Canada5,680$68.0K0.00%+4,884+613.6%Added
Citigroup Inc7,920$94.0K0.00%+7,053+813.5%Added
Morgan Stanley8,063$96.0K0.00%+6,549+432.6%Added
Metropolitan Life Insurance Co8,460$100.8K0.00%+8,460New
UBS Group AG9,459$113.0K0.00%+7,820+477.1%Added
Goldman Sachs Group Inc10,080$120.0K0.00%+10,080New
MetLife Investment Management11,421$136.0K0.00%+11,421New
Susquehanna International Group, LLP11,829$141.0K0.00%+11,829New
Wells Fargo & Company12,699$151.0K0.00%+12,699New
Manufacturers Life Insurance Company, The12,831$153.0K0.00%+12,831New
New York State Common Retirement Fund13,864$165.0K0.00%−901−6.1%Reduced
American International Group, Inc.14,034$167.0K0.00%+9,891+238.7%Added
California State Teachers Retirement System14,434$172.0K0.00%+10,392+257.1%Added
Granite Point Capital Management, L.P.15,000$179.0K0.07%+15,000New
Deutsche Bank AG16,047$191.0K0.00%+11,696+268.8%Added
Rhumbline Advisers19,305$230.0K0.00%+19,305New
Evercore Wealth Management, LLC21,500$256.0K0.00%00.0%Unchanged
Two Sigma Investments, LP22,034$262.0K0.00%+22,034New
JPMorgan Chase & Co28,057$334.0K0.00%+24,209+629.1%Added
Bank of America Corp28,265$337.0K0.00%+27,646+4,466.2%Added
Charles Schwab Investment Management Inc60,594$722.0K0.00%+41,172+212.0%Added
Nuveen Asset Management, LLC36,879$731.0K0.00%+16,916+84.7%Added
Soleus Capital Management, L.P.64,585$769.0K0.10%−498,811−88.5%Reduced
Bank of New York Mellon Corp64,783$772.0K0.00%+34,994+117.5%Added
Caas Capital Management LP162,599$1.94M0.18%00.0%Unchanged
Migdal Insurance & Financial Holdings Ltd.187,500$2.23M0.02%00.0%Unchanged
Northern Trust Corp200,065$2.38M0.00%+129,661+184.2%Added
Alyeska Investment Group, L.P.206,201$2.46M0.03%00.0%Unchanged
Platinum Investment Management Ltd213,381$2.54M0.07%00.0%Unchanged
Geode Capital Management, LLC214,224$2.55M0.00%+77,752+57.0%Added
State Street Corp259,626$3.09M0.00%+143,562+123.7%Added
FMR LLC370,734$4.42M0.00%+132,234+55.4%Added
PFM Health Sciences, LP400,000$4.76M0.17%00.0%Unchanged
Avidity Partners Management LP485,000$5.78M0.12%−140,120−22.4%Reduced
Vanguard Group Inc527,545$6.28M0.00%+357,280+209.8%Added
DC Funds, LP580,902$6.92M40.97%−8,200−1.4%Reduced
Sphera Funds Management Ltd.648,391$7.72M0.92%−40,084−5.8%Reduced
Deerfield Management Company, L.P. (Series C)958,125$11.4M0.24%−794,662−45.3%Reduced
Adage Capital Partners GP, L.L.C.960,448$11.4M0.02%−25,000−2.5%Reduced
BlackRock Inc.1,276,208$15.2M0.00%+906,247+245.0%Added
MPM Oncology Impact Management LP2,388,011$28.4M5.18%00.0%Unchanged
MPM Asset Management LLC4,284,172$51.0M11.03%00.0%Unchanged
Ra Capital Management, L.P.4,291,881$51.1M0.90%00.0%Unchanged
Nicholas Investment Partners, LP0$00.00%−296,283−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−125,873−100.0%Sold out
Levin Capital Strategies, L.P.0$00.00%−15,000−100.0%Sold out