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 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 | $79.2M |
| 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, 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 |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 83 | $320 | 0.00% | −665−88.9% | Reduced |
| Group One Trading, L.P. | 100 | $386 | 0.00% | +100 | New |
| Wells Fargo & Company | 154 | $594 | 0.00% | +8+5.5% | Added |
| Baystate Wealth Management LLC | 300 | $1.16K | 0.00% | +300 | New |
| Morgan Stanley | 600 | $2.32K | 0.00% | −1,900−76.0% | Reduced |
| UBS Group AG | 1,000 | $3.86K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 2,384 | $9.20K | 0.00% | +2,382+119,100.0% | Added |
| Simplex Trading, LLC | 5,698 | $21.0K | 0.00% | −257−4.3% | Reduced |
| Financial Perspectives, Inc | 6,750 | $26.1K | 0.01% | +3,000+80.0% | Added |
| Camden Capital, LLC | 10,000 | $38.6K | 0.00% | +10,000 | New |
| Jane Street Group, LLC | 14,487 | $55.9K | 0.00% | +14,487 | New |
| Susquehanna International Group, LLP | 14,777 | $57.0K | 0.00% | +14,777 | New |
| Prudential Financial Inc | 15,400 | $59.4K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 20,383 | $79.0K | 0.01% | +20,383 | New |
| Citadel Advisors LLC | 21,522 | $83.1K | 0.00% | +21,522 | New |
| Lighthouse Investment Partners, LLC | 22,472 | $86.7K | 0.01% | +22,472 | New |
| HBK Sorce Advisory LLC | 26,454 | $102.1K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 49,648 | $191.6K | 0.00% | +23,581+90.5% | Added |
| Edgewood Management LLC | 50,000 | $193.0K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 62,923 | $242.9K | 0.00% | +4,795+8.2% | Added |
| BlackRock Inc. | 72,228 | $278.8K | 0.00% | −4,885−6.3% | Reduced |
| Acadian Asset Management LLC | 78,671 | $303.0K | 0.00% | 00.0% | Unchanged |
| Laurion Capital Management LP | 79,213 | $305.8K | 0.01% | −443,687−84.9% | Reduced |
| State Street Corp | 83,468 | $322.2K | 0.00% | +32,700+64.4% | Added |
| Bridgeway Capital Management, LLC | 85,086 | $328.4K | 0.01% | −10,425−10.9% | Reduced |
| Renaissance Technologies LLC | 107,506 | $415.0K | 0.00% | +62,306+137.8% | Added |
| Two Sigma Investments, LP | 146,736 | $566.4K | 0.00% | +146,736 | New |
| Two Sigma Advisers, LP | 177,300 | $684.4K | 0.00% | +177,300 | New |
| Geode Capital Management, LLC | 194,308 | $750.2K | 0.00% | +20,058+11.5% | Added |
| Alyeska Investment Group, L.P. | 435,705 | $1.68M | 0.01% | +37,897+9.5% | Added |
| Millennium Management LLC | 444,359 | $1.72M | 0.00% | −22,263−4.8% | Reduced |
| DC Funds, LP | 589,102 | $2.27M | 27.34% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 626,810 | $2.42M | 0.45% | 00.0% | Unchanged |
| Vanguard Group Inc | 873,438 | $3.37M | 0.00% | +325,787+59.5% | Added |
| Rubric Capital Management LP | 1,935,357 | $7.47M | 0.28% | 00.0% | Unchanged |
| Bank of America Corp | 2,096,081 | $8.09M | 0.00% | +564,157+36.8% | Added |
| MPM Oncology Impact Management LP | 2,388,011 | $9.22M | 2.16% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 3,034,255 | $11.7M | 0.02% | +2,033,658+203.2% | Added |
| PFM Health Sciences, LP | 3,468,177 | $13.4M | 0.80% | +909,895+35.6% | Added |
| MPM Asset Management LLC | 4,284,172 | $16.5M | 8.13% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 6,144,881 | $23.7M | 0.37% | 00.0% | Unchanged |
| 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 |