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, Q1 2024
Institutional positions in Werewolf Therapeutics, Inc. as of Mar 31, 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
- 61
- +21 vs. Q4 2023
- Shares held
- 32.3M
- +4.58M (+16.6%) vs. Q4 2023
- Total value
- $209.0M
- +$102.2M (+95.7%) vs. Q4 2023
- New holders
- 25
- 15 more added
- Sold out
- 4
- 12 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 | $79.3M |
| Q1 2024 | 61 | $209.7M |
| 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 | $84.3M |
| Q4 2021 | 51 | $228.4M |
| Q3 2021 | 42 | $326.2M |
| Q2 2021 | 45 | $344.3M |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 6,144,881 | $39.8M | 0.51% | 00.0% | Unchanged |
| MPM Asset Management LLC | 4,284,172 | $27.8M | 11.32% | 00.0% | Unchanged |
| PFM Health Sciences, LP | 3,006,734 | $19.5M | 0.97% | −461,443−13.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 3,000,594 | $19.4M | 0.04% | −33,661−1.1% | Reduced |
| MPM Oncology Impact Management LP | 2,388,011 | $15.5M | 2.49% | 00.0% | Unchanged |
| Bank of America Corp | 1,881,113 | $12.2M | 0.00% | −214,968−10.3% | Reduced |
| Janus Henderson Group PLC | 1,688,054 | $10.9M | 0.01% | +1,688,054 | New |
| Rubric Capital Management LP | 1,621,034 | $10.5M | 0.31% | −314,323−16.2% | Reduced |
| Vanguard Group Inc | 1,107,347 | $7.18M | 0.00% | +233,909+26.8% | Added |
| Monashee Investment Management LLC | 890,000 | $5.77M | 0.68% | +890,000 | New |
| Eagle Health Investments LP | 700,000 | $4.54M | 0.86% | +700,000 | New |
| Sphera Funds Management Ltd. | 626,810 | $4.06M | 0.66% | 00.0% | Unchanged |
| DC Funds, LP | 589,102 | $3.82M | 36.89% | 00.0% | Unchanged |
| Verition Fund Management LLC | 571,466 | $3.70M | 0.04% | +571,466 | New |
| Millennium Management LLC | 565,417 | $3.66M | 0.00% | +121,058+27.2% | Added |
| Geode Capital Management, LLC | 259,680 | $1.68M | 0.00% | +65,372+33.6% | Added |
| Two Sigma Advisers, LP | 247,600 | $1.60M | 0.00% | +70,300+39.7% | Added |
| Alyeska Investment Group, L.P. | 235,705 | $1.53M | 0.01% | −200,000−45.9% | Reduced |
| Laurion Capital Management LP | 201,236 | $1.30M | 0.04% | +122,023+154.0% | Added |
| Two Sigma Investments, LP | 185,059 | $1.20M | 0.00% | +38,323+26.1% | Added |
| Susquehanna International Group, LLP | 175,798 | $1.14M | 0.00% | +161,021+1,089.7% | Added |
| Goldman Sachs Group Inc | 172,794 | $1.12M | 0.00% | +172,794 | New |
| Acadian Asset Management LLC | 172,883 | $1.12M | 0.00% | +94,212+119.8% | Added |
| BlackRock Inc. | 164,792 | $1.07M | 0.00% | +92,564+128.2% | Added |
| Jane Street Group, LLC | 157,226 | $1.02M | 0.00% | +142,739+985.3% | Added |
| Qube Research & Technologies Ltd | 117,013 | $758.2K | 0.00% | +114,629+4,808.3% | Added |
| Dimensional Fund Advisors LP | 111,625 | $723.3K | 0.00% | +48,702+77.4% | Added |
| Bridgeway Capital Management, LLC | 85,086 | $551.4K | 0.01% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 84,200 | $546.0K | 0.00% | −23,306−21.7% | Reduced |
| Man Group plc | 79,639 | $516.1K | 0.00% | +79,639 | New |
| Citigroup Inc | 71,556 | $463.7K | 0.00% | +71,556 | New |
| JPMorgan Chase & Co | 71,184 | $461.3K | 0.00% | +71,101+85,663.9% | Added |
| State Street Corp | 71,168 | $461.2K | 0.00% | −12,300−14.7% | Reduced |
| Edgewood Management LLC | 50,000 | $324.0K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 48,502 | $314.3K | 0.00% | −1,146−2.3% | Reduced |
| Cubist Systematic Strategies, LLC | 40,649 | $263.4K | 0.00% | +40,649 | New |
| HRT Financial LP | 37,628 | $243.0K | 0.00% | +37,628 | New |
| Royce & Associates LP | 37,321 | $241.8K | 0.00% | +37,321 | New |
| Denali Advisors LLC | 26,600 | $172.4K | 0.05% | +26,600 | New |
| Marshall Wace, LLP | 26,284 | $170.3K | 0.00% | +26,284 | New |
| ExodusPoint Capital Management, LP | 25,240 | $164.0K | 0.00% | +25,240 | New |
| American Century Companies Inc | 24,978 | $161.9K | 0.00% | +24,978 | New |
| Squarepoint Ops LLC | 24,594 | $159.4K | 0.00% | +24,594 | New |
| Raymond James Financial Services Advisors, Inc. | 23,659 | $153.3K | 0.00% | +23,659 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 23,264 | $150.8K | 0.04% | +23,264 | New |
| Balyasny Asset Management LLC | 23,048 | $149.4K | 0.00% | +23,048 | New |
| Morgan Stanley | 20,579 | $133.4K | 0.00% | +19,979+3,329.8% | Added |
| Brevan Howard Capital Management LP | 18,910 | $122.5K | 0.01% | +18,910 | New |
| Y-Intercept (Hong Kong) Ltd | 14,154 | $91.7K | 0.01% | +14,154 | New |
| HBK Sorce Advisory LLC | 13,227 | $85.7K | 0.00% | −13,227−50.0% | Reduced |
| Omers Administration Corp | 10,800 | $70.0K | 0.00% | +10,800 | New |
| Tower Research Capital LLC (TRC) | 10,537 | $68.3K | 0.00% | +10,537 | New |
| Camden Capital, LLC | 10,000 | $64.8K | 0.01% | 00.0% | Unchanged |
| Financial Perspectives, Inc | 6,750 | $43.7K | 0.02% | 00.0% | Unchanged |
| Citadel Advisors LLC | 3,073 | $19.9K | 0.00% | −18,449−85.7% | Reduced |
| Barclays PLC | 1,878 | $12.2K | 0.00% | +1,878 | New |
| Wells Fargo & Company | 194 | $1.26K | 0.00% | +40+26.0% | Added |
| Simplex Trading, LLC | 202 | $1.00K | 0.00% | −5,496−96.5% | Reduced |
| UBS Group AG | 37 | $240 | 0.00% | −963−96.3% | Reduced |
| Macquarie Group Ltd | 940 | $6 | 0.00% | +940 | New |
| Royal Bank of Canada | 42 | $0 | 0.00% | +42 | New |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −22,472−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −20,383−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −15,400−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Baystate Wealth Management LLC | – | – | – | – | Not filed |