Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
MPM Oncology Innovations Fund GP LLC (CIK 1857903) reported 34 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-01-14). Recent activity: Buy AKTS (1.3M shares), Buy AKTS (5.9M shares), Buy AKTS (1.6M shares), Buy AKTS (1.1M shares), Sell HOWL (59,277 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-01-14 | Aktis Oncology, Inc. (AKTS) | 10% Owner | Buy | 1.3M | $0 |
| 2026-01-14 | Aktis Oncology, Inc. (AKTS) | 10% Owner | Buy | 5.9M | $0 |
| 2026-01-14 | Aktis Oncology, Inc. (AKTS) | 10% Owner | Buy | 1.6M | $0 |
| 2026-01-14 | Aktis Oncology, Inc. (AKTS) | 10% Owner | Buy | 1.1M | $20.0M |
| 2025-12-04 | Werewolf Therapeutics, Inc. (HOWL) | Insider | Sell | 59,277 | $52,757 |
| 2025-12-04 | Werewolf Therapeutics, Inc. (HOWL) | Insider | Sell | 57,225 | $49,786 |
| 2025-12-04 | Werewolf Therapeutics, Inc. (HOWL) | Insider | Sell | 83,230 | $80,733 |
| 2025-12-01 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 60,733 | $59,518 |
| 2025-12-01 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 20,277 | $20,074 |
| 2025-12-01 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 60,917 | $57,262 |
| 2025-11-25 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 42,533 | $39,130 |
| 2025-11-25 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 88,802 | $87,026 |
| 2025-11-25 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 64,331 | $53,395 |
| 2025-11-20 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 52,627 | $48,943 |
| 2025-11-20 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 66,324 | $62,345 |
| 2025-11-20 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 41,152 | $36,625 |
| 2025-11-17 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 90,951 | $89,132 |
| 2025-11-17 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 61,640 | $57,325 |
| 2025-11-17 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 57,061 | $54,208 |
| 2025-11-12 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 68,480 | $76,013 |
| 2025-11-12 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 48,570 | $57,313 |
| 2025-11-12 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 55,810 | $63,623 |
| 2025-11-12 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 40,669 | $44,329 |
| 2025-11-06 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 140,488 | $171,395 |
| 2025-11-06 | Werewolf Therapeutics, Inc. (HOWL) | 10% Owner | Sell | 47,950 | $58,499 |
Source: SEC Form 4 filings · as of 2026-01-14