HOWL
Werewolf Therapeutics, Inc.
NASDAQ · Healthcare · Biotechnology · US
$0.97
+2.38%0
Insider buys (3m)
21
Insider sells (3m)
-$736.6K
Net value (3m)
+141.3%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Jul 8, 2026 | EVNIN LUKE · director | Sale | 107,429 | $0.31 |
| Jul 8, 2026 | EVNIN LUKE · director | Sale | 35,770 | $0.32 |
| Jun 29, 2026 | EVNIN LUKE · director | Sale | 157,084 | $0.30 |
| Jun 22, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 389,216 | $0.35 |
| Jun 22, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 27,695 | $0.35 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 9,939 | $0.37 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 159,119 | $0.40 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 11,322 | $0.40 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 120,216 | $0.39 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 8,554 | $0.39 |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 139,686 | $0.37 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 245,066 | $0.38 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 17,437 | $0.38 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 345,235 | $0.37 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 24,565 | $0.37 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 42,872 | $0.37 |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. · 10 percent owner | Sale | 3,051 | $0.37 |
| Jun 10, 2026 | EVNIN LUKE · director | Sale | 76,928 | $0.37 |
| Jun 8, 2026 | EVNIN LUKE · director | Sale | 60,547 | $0.40 |
| Jun 8, 2026 | EVNIN LUKE · director | Sale | 20,072 | $0.44 |
| Jun 8, 2026 | EVNIN LUKE · director | Sale | 24,946 | $0.40 |
| Jun 3, 2026 | EVNIN LUKE · director | Sale | 29,595 | $0.45 |
| Jun 3, 2026 | EVNIN LUKE · director | Sale | 29,749 | $0.42 |
| Jun 3, 2026 | EVNIN LUKE · director | Sale | 80,459 | $0.47 |
| May 29, 2026 | EVNIN LUKE · director | Sale | 80,852 | $0.48 |
| May 29, 2026 | EVNIN LUKE · director | Sale | 27,698 | $0.46 |
| May 29, 2026 | EVNIN LUKE · director | Sale | 32,556 | $0.45 |
| May 26, 2026 | EVNIN LUKE · director | Sale | 87,425 | $0.45 |
| May 26, 2026 | EVNIN LUKE · director | Sale | 67,950 | $0.47 |
| May 26, 2026 | EVNIN LUKE · director | Sale | 36,387 | $0.42 |
Institutional positioning
13F filings over the trailing two quarters
New 10Increased 9Reduced 14Sold out 47
| Filer | Action | Shares | Filed |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | Unchanged | 6,681,307 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,217,976 | May 15, 2026 |
| BIOIMPACT CAPITAL LLC | Reduced | 1,208,810 | May 15, 2026 |
| LYNX1 CAPITAL MANAGEMENT LP | Increased | 657,786 | May 4, 2026 |
| SPHERA FUNDS MANAGEMENT LTD. | Unchanged | 626,810 | May 15, 2026 |
| DC FUNDS, LP | Unchanged | 589,102 | May 14, 2026 |
| Squadron Capital Management LLC | New Position | 563,535 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 516,218 | May 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 389,487 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 264,583 | May 18, 2026 |
| VANGUARD FIDUCIARY TRUST CO | New Position | 157,726 | May 8, 2026 |
| MILLENNIUM MANAGEMENT LLC | Reduced | 132,050 | May 15, 2026 |
| STATE STREET CORP | Unchanged | 119,168 | May 15, 2026 |
| BLACKROCK, INC. | Reduced | 101,608 | May 13, 2026 |
| CITADEL ADVISORS LLC | Increased | 90,500 | Sep 2, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jul 8, 2026