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 2023
Institutional positions in Werewolf Therapeutics, Inc. as of Mar 31, 2023. 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
- 38
- −1 vs. Q4 2022
- Shares held
- 24.0M
- +3.10M (+14.8%) vs. Q4 2022
- Total value
- $62.5M
- +$19.6M (+45.8%) vs. Q4 2022
- New holders
- 7
- 12 more added
- Sold out
- 8
- 8 more reduced
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 6,144,881 | $16.0M | 0.36% | +1,853,000+43.2% | Added |
| MPM Asset Management LLC | 4,284,172 | $11.1M | 4.64% | 00.0% | Unchanged |
| MPM Oncology Impact Management LP | 2,388,011 | $6.21M | 1.61% | 00.0% | Unchanged |
| PFM Health Sciences, LP | 2,217,220 | $5.76M | 0.27% | +923,927+71.4% | Added |
| Rubric Capital Management LP | 1,935,357 | $5.03M | 0.20% | +99,970+5.4% | Added |
| Bank of America Corp | 1,531,463 | $3.98M | 0.00% | −2,129−0.1% | Reduced |
| Millennium Management LLC | 1,097,348 | $2.85M | 0.00% | +259,046+30.9% | Added |
| Adage Capital Partners GP, L.L.C. | 1,000,597 | $2.60M | 0.01% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 626,810 | $1.63M | 0.35% | 00.0% | Unchanged |
| DC Funds, LP | 589,102 | $1.53M | 35.68% | 00.0% | Unchanged |
| Laurion Capital Management LP | 522,900 | $1.36M | 0.06% | 00.0% | Unchanged |
| Vanguard Group Inc | 463,914 | $1.21M | 0.00% | +14,987+3.3% | Added |
| Alyeska Investment Group, L.P. | 397,808 | $1.03M | 0.01% | +191,607+92.9% | Added |
| Geode Capital Management, LLC | 129,832 | $337.6K | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 120,936 | $314.4K | 0.00% | +120,936 | New |
| Bridgeway Capital Management, LLC | 81,711 | $212.4K | 0.01% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 78,671 | $203.0K | 0.00% | +49,170+166.7% | Added |
| Schonfeld Strategic Advisors LLC | 73,418 | $190.9K | 0.00% | +73,418 | New |
| State Street Corp | 50,768 | $132.0K | 0.00% | +17,800+54.0% | Added |
| Edgewood Management LLC | 50,000 | $130.0K | 0.00% | +50,000 | New |
| Man Group plc | – | $117.3K | 0.00% | – | New |
| BlackRock Inc. | 38,994 | $101.4K | 0.00% | +456+1.2% | Added |
| Renaissance Technologies LLC | 34,100 | $89.0K | 0.00% | −44,123−56.4% | Reduced |
| HBK Sorce Advisory LLC | 26,454 | $68.8K | 0.00% | +26,454 | New |
| Two Sigma Investments, LP | 25,837 | $67.2K | 0.00% | −1,348−5.0% | Reduced |
| Northern Trust Corp | 19,906 | $51.8K | 0.00% | +1,467+8.0% | Added |
| Prudential Financial Inc | 19,800 | $51.5K | 0.00% | −1,200−5.7% | Reduced |
| Bailard, Inc. | 18,127 | $47.1K | 0.00% | +18,127 | New |
| Dimensional Fund Advisors LP | 13,326 | $34.6K | 0.00% | −2,880−17.8% | Reduced |
| Morgan Stanley | 2,500 | $6.50K | 0.00% | −12−0.5% | Reduced |
| FMR LLC | 2,100 | $5.46K | 0.00% | +2,100 | New |
| Tower Research Capital LLC (TRC) | 1,524 | $4.00K | 0.00% | −5,622−78.7% | Reduced |
| Financial Perspectives, Inc | 1,250 | $3.25K | 0.00% | +1,000+400.0% | Added |
| UBS Group AG | 1,000 | $2.60K | 0.00% | −448−30.9% | Reduced |
| JPMorgan Chase & Co | 748 | $2.00K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 96 | $250 | 0.00% | +2+2.1% | Added |
| Glassman Wealth Services | 5 | $13 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Oasis Management Co Ltd. | 0 | $0 | 0.00% | −246,305−100.0% | Sold out |
| Tejara Capital Ltd | 0 | $0 | 0.00% | −128,800−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −101,221−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −26,501−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −22,064−100.0% | Sold out |
| Chicago Partners Investment Group LLC | 0 | $0 | 0.00% | −10,729−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −11,030−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −74−100.0% | Sold out |