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, Q4 2023
Institutional positions in Werewolf Therapeutics, Inc. as of Dec 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
- 41
- +6 vs. Q3 2023
- Shares held
- 27.7M
- +3.79M (+15.9%) vs. Q3 2023
- Total value
- $106.8M
- +$55.7M (+109.0%) vs. Q3 2023
- New holders
- 10
- 13 more added
- Sold out
- 4
- 7 more reduced
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Werewolf Therapeutics, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 6,144,881 | $23.7M | 0.37% | 00.0% | Unchanged |
| MPM Asset Management LLC | 4,284,172 | $16.5M | 8.13% | 00.0% | Unchanged |
| PFM Health Sciences, LP | 3,468,177 | $13.4M | 0.80% | +909,895+35.6% | Added |
| Adage Capital Partners GP, L.L.C. | 3,034,255 | $11.7M | 0.02% | +2,033,658+203.2% | Added |
| MPM Oncology Impact Management LP | 2,388,011 | $9.22M | 2.16% | 00.0% | Unchanged |
| Bank of America Corp | 2,096,081 | $8.09M | 0.00% | +564,157+36.8% | Added |
| Rubric Capital Management LP | 1,935,357 | $7.47M | 0.28% | 00.0% | Unchanged |
| Vanguard Group Inc | 873,438 | $3.37M | 0.00% | +325,787+59.5% | Added |
| Sphera Funds Management Ltd. | 626,810 | $2.42M | 0.45% | 00.0% | Unchanged |
| DC Funds, LP | 589,102 | $2.27M | 27.34% | 00.0% | Unchanged |
| Millennium Management LLC | 444,359 | $1.72M | 0.00% | −22,263−4.8% | Reduced |
| Alyeska Investment Group, L.P. | 435,705 | $1.68M | 0.01% | +37,897+9.5% | Added |
| Geode Capital Management, LLC | 194,308 | $750.2K | 0.00% | +20,058+11.5% | Added |
| Two Sigma Advisers, LP | 177,300 | $684.4K | 0.00% | +177,300 | New |
| Two Sigma Investments, LP | 146,736 | $566.4K | 0.00% | +146,736 | New |
| Renaissance Technologies LLC | 107,506 | $415.0K | 0.00% | +62,306+137.8% | Added |
| Bridgeway Capital Management, LLC | 85,086 | $328.4K | 0.01% | −10,425−10.9% | Reduced |
| State Street Corp | 83,468 | $322.2K | 0.00% | +32,700+64.4% | Added |
| Laurion Capital Management LP | 79,213 | $305.8K | 0.01% | −443,687−84.9% | Reduced |
| Acadian Asset Management LLC | 78,671 | $303.0K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 72,228 | $278.8K | 0.00% | −4,885−6.3% | Reduced |
| Dimensional Fund Advisors LP | 62,923 | $242.9K | 0.00% | +4,795+8.2% | Added |
| Edgewood Management LLC | 50,000 | $193.0K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 49,648 | $191.6K | 0.00% | +23,581+90.5% | Added |
| HBK Sorce Advisory LLC | 26,454 | $102.1K | 0.00% | 00.0% | Unchanged |
| Lighthouse Investment Partners, LLC | 22,472 | $86.7K | 0.01% | +22,472 | New |
| Citadel Advisors LLC | 21,522 | $83.1K | 0.00% | +21,522 | New |
| Virtu Financial LLC | 20,383 | $79.0K | 0.01% | +20,383 | New |
| Prudential Financial Inc | 15,400 | $59.4K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 14,777 | $57.0K | 0.00% | +14,777 | New |
| Jane Street Group, LLC | 14,487 | $55.9K | 0.00% | +14,487 | New |
| Camden Capital, LLC | 10,000 | $38.6K | 0.00% | +10,000 | New |
| Financial Perspectives, Inc | 6,750 | $26.1K | 0.01% | +3,000+80.0% | Added |
| Simplex Trading, LLC | 5,698 | $21.0K | 0.00% | −257−4.3% | Reduced |
| Qube Research & Technologies Ltd | 2,384 | $9.20K | 0.00% | +2,382+119,100.0% | Added |
| Morgan Stanley | 1,200 | $4.63K | 0.00% | −1,300−52.0% | Reduced |
| UBS Group AG | 1,000 | $3.86K | 0.00% | 00.0% | Unchanged |
| Baystate Wealth Management LLC | 300 | $1.16K | 0.00% | +300 | New |
| JPMorgan Chase & Co | 166 | $640 | 0.00% | −582−77.8% | Reduced |
| Wells Fargo & Company | 154 | $594 | 0.00% | +8+5.5% | Added |
| Group One Trading, L.P. | 100 | $386 | 0.00% | +100 | New |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −174,724−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −2,350−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −335−100.0% | Sold out |
| GHP Investment Advisors, Inc. | 0 | $0 | 0.00% | −80−100.0% | Sold out |