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Insider trades
Open-market buys and sells by officers, directors and 10% owners, from SEC Form 4. Usually filed within two business days.
About this data
- What it is
- When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
- Who files it
- The insider, usually through the company, within two business days of the trade.
- How current
- We collect new filings throughout the day on SEC business days.
- Worth knowing
- Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.
All of this comes from public filings.
Source and freshness · Information, not investment advice (disclaimer).
Open-market trades per day, last 30 days
Purchases Sales
By trade date. Insiders have two business days to file, so the most recent days fill in later.
Latest open-market insider trades
Showing: ticker HOWL
| Traded | Insider | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Jul 7, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 107,429 | $0.31 | $33.3K Sale | Form 4 ↗ |
| Jul 6, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 35,770 | $0.32 | $11.4K Sale | Form 4 ↗ |
| Jun 29, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 157,084 | $0.30 | $47.1K Sale | Form 4 ↗ |
| Jun 17, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 27,695 | $0.35 | $9,693 Sale | Form 4 ↗ |
| Jun 17, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 389,216 | $0.35 | $136.2K Sale | Form 4 ↗ |
| Jun 16, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 9,939 | $0.37 | $3,677 Sale | Form 4 ↗ |
| Jun 16, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 139,686 | $0.37 | $51.7K Sale | Form 4 ↗ |
| Jun 15, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 8,554 | $0.39 | $3,336 Sale | Form 4 ↗ |
| Jun 15, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 120,216 | $0.39 | $46.9K Sale | Form 4 ↗ |
| Jun 12, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 11,322 | $0.40 | $4,529 Sale | Form 4 ↗ |
| Jun 12, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 159,119 | $0.40 | $63.6K Sale | Form 4 ↗ |
| Jun 11, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 17,437 | $0.38 | $6,626 Sale | Form 4 ↗ |
| Jun 11, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 245,066 | $0.38 | $93.1K Sale | Form 4 ↗ |
| Jun 10, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 3,051 | $0.37 | $1,129 Sale | Form 4 ↗ |
| Jun 10, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 42,872 | $0.37 | $15.9K Sale | Form 4 ↗ |
| Jun 9, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 24,565 | $0.37 | $9,089 Sale | Form 4 ↗ |
| Jun 9, 2026 | Peter Kolchinsky 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 345,235 | $0.37 | $127.7K Sale | Form 4 ↗ |
| Jun 9, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 76,928 | $0.37 | $28.5K Sale | Form 4 ↗ |
| Jun 8, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 60,547 | $0.40 | $24.2K Sale | Form 4 ↗ |
| Jun 5, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 24,946 | $0.40 | $9,978 Sale | Form 4 ↗ |
| Jun 4, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 20,072 | $0.44 | $8,832 Sale | Form 4 ↗ |
| Jun 3, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 29,749 | $0.42 | $12.5K Sale | Form 4 ↗ |
| Jun 2, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 29,595 | $0.45 | $13.3K Sale | Form 4 ↗ |
| Jun 1, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 80,459 | $0.47 | $37.8K Sale | Form 4 ↗ |
| May 29, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 32,556 | $0.45 | $14.7K Sale | Form 4 ↗ |
| May 28, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 27,698 | $0.46 | $12.7K Sale | Form 4 ↗ |
| May 27, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 80,852 | $0.48 | $38.8K Sale | Form 4 ↗ |
| May 26, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 67,950 | $0.47 | $31.9K Sale | Form 4 ↗ |
| May 22, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 87,425 | $0.45 | $39.3K Sale | Form 4 ↗ |
| May 21, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 36,387 | $0.42 | $15.3K Sale | Form 4 ↗ |
| May 20, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 85,895 | $0.43 | $36.9K Sale | Form 4 ↗ |
| May 19, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 62,970 | $0.45 | $28.3K Sale | Form 4 ↗ |
| May 18, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 22,184 | $0.50 | $11.1K Sale | Form 4 ↗ |
| May 13, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 44,679 | $0.54 | $24.1K Sale | Form 4 ↗ |
| May 12, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 6,719 | $0.64 | $4,300 Sale | Form 4 ↗ |
| May 12, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 94,432 | $0.64 | $60.4K Sale | Form 4 ↗ |
| May 12, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 67,885 | $0.64 | $43.4K Sale | Form 4 ↗ |
| May 11, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 5,812 | $0.67 | $3,894 Sale | Form 4 ↗ |
| May 11, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 81,678 | $0.67 | $54.7K Sale | Form 4 ↗ |
| May 11, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 33,948 | $0.67 | $22.7K Sale | Form 4 ↗ |
| May 8, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 25,012 | $0.71 | $17.8K Sale | Form 4 ↗ |
| May 8, 2026 | Ra Capital Management, L.P. 10% owner | HOWL Werewolf Therapeutics, Inc. | Sale | 351,514 | $0.71 | $249.6K Sale | Form 4 ↗ |
| May 8, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 305,741 | $0.70 | $214.0K Sale | Form 4 ↗ |
| May 7, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 79,086 | $0.63 | $49.8K Sale | Form 4 ↗ |
| May 6, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 14,635 | $0.66 | $9,659 Sale | Form 4 ↗ |
| May 5, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 6,860 | $0.69 | $4,733 Sale | Form 4 ↗ |
| May 4, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 47,963 | $0.72 | $34.5K Sale | Form 4 ↗ |
| May 1, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 58,394 | $0.73 | $42.6K Sale | Form 4 ↗ |
| Apr 30, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 168,262 | $0.72 | $121.1K Sale | Form 4 ↗ |
| Apr 29, 2026 | Luke Evnin Director | HOWL Werewolf Therapeutics, Inc. | Sale | 56,559 | $0.69 | $39.0K Sale | Form 4 ↗ |
The newest 50 items, most recent first. Every row links to its original filing. Updated Nov 15, 2026, 4:41 PM EST.
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