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.
Q4 2025 vs. Q3 2025
How the institutions holding Werewolf Therapeutics, Inc. changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Of which not filed for Q4 2025 | Q4 2025 | Change |
|---|---|---|---|---|
| Holders | 62 | 3 | 51 | −8 |
| Shares | 21.1M | 4.37M | 14.7M | −2.00M (−12.0%) |
| Value | $41.6M | $8.61M | $9.34M | −$23.6M (−71.7%) |
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (7)
Institutions that held Werewolf Therapeutics, Inc. at the end of Q4 2025 but not at the end of Q3 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Lynx1 Capital Management LP | 655,926 | $415.5K | 0.08% |
| Delta Investment Management, LLC | 14,925 | $9.46K | 0.00% |
| Point72 Asset Management, L.P. | 14,483 | $9.18K | 0.00% |
| Engineers Gate Manager LP | 12,185 | $7.72K | 0.00% |
| Pacitti Group Inc. | 12,000 | $7.60K | 0.00% |
| StoneX Group Inc. | 10,511 | $6.66K | 0.00% |
| Northwestern Mutual Wealth Management Co | 4 | $3 | 0.00% |
Sold out (15)
Institutions that held Werewolf Therapeutics, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| PFM Health Sciences, LP | 401,110 | $790.2K |
| Citadel Advisors LLC | 154,534 | $304.4K |
| HRT Financial LP | 39,859 | $78.0K |
| Acadian Asset Management LLC | 34,285 | $67.0K |
| Qube Research & Technologies Ltd | 29,250 | $57.6K |
| Two Sigma Investments, LP | 20,139 | $39.7K |
| AQR Capital Management LLC | 17,807 | $35.1K |
| Raymond James Financial Inc | 14,436 | $28.4K |
| Virtu Financial LLC | 12,230 | $24.0K |
| Tower Research Capital LLC (TRC) | 6,004 | $11.8K |
| CWM, LLC | 1,569 | $3.00K |
| Rossby Financial, LCC | 860 | $1.68K |
| Advisory Services Network, LLC | 157 | $309 |
| Plante Moran Financial Advisors, LLC | 50 | $99 |
| EverSource Wealth Advisors, LLC | 35 | $69 |
Not filed for Q4 2025 yet (3)
Institutions that held Werewolf Therapeutics, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| MPM Asset Management LLC | 4,309,860 | $8.49M |
| Cubist Systematic Strategies, LLC | 46,711 | $92.0K |
| Point72 Asia (Singapore) Pte. Ltd. | 13,016 | $25.6K |