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, Q1 2025
Institutional positions in Werewolf Therapeutics, Inc. as of Mar 31, 2025. 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
- 70
- −2 vs. Q4 2024
- Shares held
- 27.4M
- −658.3K (−2.3%) vs. Q4 2024
- Total value
- $26.7M
- −$14.9M (−35.9%) vs. Q4 2024
- New holders
- 7
- 24 more added
- Sold out
- 9
- 19 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 45 | $3.91M |
| Q1 2026 | 48 | $11.7M |
| Q4 2025 | 51 | $9.34M |
| Q3 2025 | 62 | $41.6M |
| Q2 2025 | 65 | $24.3M |
| Q1 2025 | 70 | $26.7M |
| Q4 2024 | 73 | $41.7M |
| Q3 2024 | 69 | $68.3M |
| Q2 2024 | 71 | $79.2M |
| Q1 2024 | 61 | $209.0M |
| Q4 2023 | 41 | $106.8M |
| Q3 2023 | 35 | $51.1M |
| Q2 2023 | 36 | $73.3M |
| Q1 2023 | 38 | $62.5M |
| Q4 2022 | 39 | $42.8M |
| Q3 2022 | 44 | $94.5M |
| Q2 2022 | 46 | $78.0M |
| Q1 2022 | 49 | $83.5M |
| Q4 2021 | 51 | $228.3M |
| Q3 2021 | 42 | $326.2M |
| Q2 2021 | 45 | $344.3M |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| IFP Advisors, Inc | 1 | $1 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 22 | $22 | 0.00% | +22 | New |
| EverSource Wealth Advisors, LLC | 35 | $34 | 0.00% | +2+6.1% | Added |
| SBI Securities Co., Ltd. | 40 | $39 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 414 | $402 | 0.00% | −357−46.3% | Reduced |
| Rossby Financial, LCC | 860 | $766 | 0.00% | +860 | New |
| Amalgamated Bank | 1,055 | $1.00K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 1,890 | $1.00K | 0.00% | +256+15.7% | Added |
| California State Teachers Retirement System | 2,209 | $2.15K | 0.00% | 00.0% | Unchanged |
| TFC Financial Management | 2,500 | $2.43K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,642 | $2.57K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,987 | $2.90K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,779 | $3.00K | 0.00% | −597−17.7% | Reduced |
| BNP Paribas Arbitrage, SA | 3,365 | $3.27K | 0.00% | −3,467−50.7% | Reduced |
| FMR LLC | 4,461 | $4.34K | 0.00% | +2,630+143.6% | Added |
| New York State Common Retirement Fund | 5,100 | $4.96K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 6,130 | $5.96K | 0.00% | +5,716+1,380.7% | Added |
| Financial Perspectives, Inc | 6,750 | $6.56K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 6,785 | $7.00K | 0.00% | +6,478+2,110.1% | Added |
| Tower Research Capital LLC (TRC) | 9,142 | $8.89K | 0.00% | +3,286+56.1% | Added |
| Advisor Group Holdings, Inc. | 9,625 | $9.34K | 0.00% | +1,050+12.2% | Added |
| Larson Financial Group LLC | 10,000 | $9.72K | 0.00% | 00.0% | Unchanged |
| Ieq Capital, LLC | 10,837 | $10.5K | 0.00% | +10,837 | New |
| Squarepoint Ops LLC | 11,828 | $11.5K | 0.00% | +11,828 | New |
| HBK Sorce Advisory LLC | 13,541 | $13.2K | 0.00% | −1,816−11.8% | Reduced |
| Invesco Ltd. | 14,232 | $13.8K | 0.00% | −357−2.4% | Reduced |
| Camden Capital, LLC | 15,000 | $14.6K | 0.00% | 00.0% | Unchanged |
| Corebridge Financial, Inc. | 15,355 | $14.9K | 0.00% | +199+1.3% | Added |
| JPMorgan Chase & Co | 16,012 | $15.6K | 0.00% | −46,916−74.6% | Reduced |
| UBS Group AG | 17,688 | $17.2K | 0.00% | −12,805−42.0% | Reduced |
| Wells Fargo & Company | 17,856 | $17.4K | 0.00% | +875+5.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 18,651 | $18.1K | 0.00% | +780+4.4% | Added |
| SEI Investments Co | 21,322 | $20.7K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 21,907 | $21.3K | 0.00% | −1,822−7.7% | Reduced |
| Intech Investment Management LLC | 22,239 | $21.6K | 0.00% | +7,373+49.6% | Added |
| Regal Investment Advisors LLC | 27,204 | $26.4K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 31,231 | $30.3K | 0.00% | +2,315+8.0% | Added |
| Vontobel Holding Ltd. | 35,000 | $34.0K | 0.00% | +35,000 | New |
| Bridgeway Capital Management, LLC | 39,586 | $38.5K | 0.00% | −70,000−63.9% | Reduced |
| Barclays PLC | 45,361 | $44.1K | 0.00% | −14,387−24.1% | Reduced |
| Susquehanna International Group, LLP | 49,341 | $48.0K | 0.00% | +15,479+45.7% | Added |
| Edgewood Management LLC | 50,000 | $48.6K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 58,132 | $56.5K | 0.00% | −35,308−37.8% | Reduced |
| Walleye Capital LLC | 59,347 | $57.7K | 0.00% | −37,503−38.7% | Reduced |
| Bank of New York Mellon Corp | 62,407 | $60.7K | 0.00% | −8,893−12.5% | Reduced |
| Renaissance Technologies LLC | 63,900 | $62.1K | 0.00% | +7,000+12.3% | Added |
| Nuveen, LLC | 73,370 | $71.3K | 0.00% | +73,370 | New |
| Two Sigma Advisers, LP | 77,000 | $74.9K | 0.00% | −62,100−44.6% | Reduced |
| AQR Capital Management LLC | 81,669 | $79.4K | 0.00% | +81,669 | New |
| Dimensional Fund Advisors LP | 84,607 | $82.4K | 0.00% | −110,139−56.6% | Reduced |
| Charles Schwab Investment Management Inc | 95,712 | $93.1K | 0.00% | +23,852+33.2% | Added |
| Deutsche Bank AG | 101,626 | $98.6K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 107,827 | $104.8K | 0.00% | −30,315−21.9% | Reduced |
| Goldman Sachs Group Inc | 111,985 | $108.9K | 0.00% | −29,845−21.0% | Reduced |
| Alyeska Investment Group, L.P. | 235,705 | $229.2K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 250,676 | $242.0K | 0.00% | +8,412+3.5% | Added |
| Northern Trust Corp | 258,458 | $251.3K | 0.00% | +14,068+5.8% | Added |
| State Street Corp | 444,272 | $431.9K | 0.00% | +17,500+4.1% | Added |
| DC Funds, LP | 589,102 | $572.7K | 27.71% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 626,810 | $609.4K | 0.15% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 717,524 | $697.7K | 0.00% | +14,966+2.1% | Added |
| Millennium Management LLC | 784,617 | $762.8K | 0.00% | +188,328+31.6% | Added |
| Rubric Capital Management LP | 1,333,893 | $1.30M | 0.02% | 00.0% | Unchanged |
| Vanguard Group Inc | 1,509,436 | $1.47M | 0.00% | +88,467+6.2% | Added |
| BlackRock, Inc. | 1,671,855 | $1.63M | 0.00% | −28,577−1.7% | Reduced |
| Bank of America Corp | 2,103,142 | $2.04M | 0.00% | +24,267+1.2% | Added |
| MPM Oncology Impact Management LP | 2,408,810 | $2.34M | 0.40% | +20,799+0.9% | Added |
| PFM Health Sciences, LP | 2,506,520 | $2.44M | 0.19% | −398,945−13.7% | Reduced |
| MPM Asset Management LLC | 4,309,860 | $4.19M | 6.03% | +25,688+0.6% | Added |
| Ra Capital Management, L.P. | 6,144,881 | $5.97M | 0.10% | 00.0% | Unchanged |
| BIT Capital GmbH | 0 | $0 | 0.00% | −241,056−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −54,713−100.0% | Sold out |
| Levin Capital Strategies, L.P. | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −42,511−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −24,905−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −17,776−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −13,779−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −12,740−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |