Werewolf Therapeutics, Inc. (HOWL) has 24 open-market insider trades by 15 insiders since 2021. Over the last six months insiders net sold $964K. The most active filer is Luke Evnin, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Rajeev M. Shah | Dir10% Owner | — | 2 | $31.5M | 2023-01-06 |
| James E. Flynn | 10% Owner | — | 1 | $12.8M | 2021-05-04 |
| RA Capital Healthcare Fund LP | Dir10% Owner | — | 1 | $8.3M | 2021-06-16 |
| Sphera Global Healthcare Management LP | 10% Owner | — | 1 | $7.6M | 2021-05-04 |
| Moshe Arkin | 10% Owner | — | 1 | $6.4M | 2021-05-04 |
| Alon Lazarus | Dir10% Owner | — | 1 | $6.4M | 2021-05-04 |
| Sakae Asanuma | Dir10% Owner | — | 1 | $5.0M | 2021-05-04 |
| Longwood Fund III, L.P. | 10% Owner | — | 1 | $4.0M | 2021-05-04 |
| MPM Oncology Impact Management LP via Ansbert Gadicke | 10% Owner | — | 1 | $3.9M | 2021-05-04 |
| Luke Evnin | Dir | — | 6 | $2.6M | 2026-07-07 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Luke Evnin | Director | Sell | $45K | 2026-07-06 |
| Luke Evnin | Director | Sell | $47K | 2026-06-29 |
| RA Capital Management, L.P. | 10% Owner | Sell | $146K | 2026-06-17 |
| RA Capital Management, L.P. | 10% Owner | Sell | $174K | 2026-06-12 |
| RA Capital Management, L.P. | 10% Owner | Sell | $254K | 2026-06-09 |
| Luke Evnin | Director | Sell | $28K |
Companies that share insiders with HOWL, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-06-09 |
| Luke Evnin | Director | Sell | $43K | 2026-06-04 |
| Luke Evnin | Director | Sell | $64K | 2026-06-01 |
| Luke Evnin | Director | Sell | $66K | 2026-05-27 |
| Luke Evnin | Director | Sell | $87K | 2026-05-21 |
| Luke Evnin | Director | Sell | $76K | 2026-05-18 |
| Luke Evnin | Director | Sell | $24K | 2026-05-13 |
| Luke Evnin | Director | Sell | $280K | 2026-05-08 |
| RA Capital Management, L.P. | 10% Owner | Sell | $391K | 2026-05-08 |
| Luke Evnin | Director | Sell | $64K | 2026-05-05 |