Werewolf Therapeutics, Inc. (HOWL)
Latest HOWL Insider Trades
About Werewolf Therapeutics, Inc. (HOWL)
Werewolf Therapeutics Inc is a biopharmaceutical company pioneering the development of therapeutics engineered to stimulate the body's immune system for the treatment of cancer and other immune-mediated conditions. It is leveraging the proprietary PREDATOR platform to design conditionally activated molecules that stimulate both adaptive and innate immunity with the goal of addressing the limitations of conventional proinflammatory immune therapies. It has one reportable segment, which focuses on the discovery and development of cancer therapeutics.
- WATERTOWN, MA
- 14
- 2021
- XNAS
90-Day SEC Filing Activity
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 24 | 2,166,552 | $800K |
HOWL Insider Transactions (Form 4)
6651 Form 4 filings on record, the earliest from Mar 27, 2025, newest first. Filing history page 2 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Ansbert Gadicke | Open-market sale | Common Stock | 66,324 |
Recent HOWL Form 8-K Filings
5Recent HOWL Form 144 Notices of Proposed Sale
3A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR | |
| - | - | - |
HOWL Insider Trading - FAQ
What is the latest insider trade for HOWL?
Werewolf Therapeutics, Inc. (HOWL) had 8 insider filings in the last 90 days, with the most recent on 2026-07-08. The full record for HOWL runs to 51 Form 4 filings, the earliest from 2025-03-27. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying HOWL stock?
No insider purchases of HOWL were filed in the last 90 days.
How many insiders are selling HOWL stock?
24 insider sales of HOWL were filed in the last 90 days, totaling $800K.
Where can I see HOWL SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks HOWL Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow HOWL insider buys?
Create a free InsiderAlpha account and press Watch on this page to add HOWL to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Health Care Companies with Insider Activity
Recent Insider Filings
10Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
- - Luke Evnin view on EDGAR
- - Luke Evnin view on EDGAR
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - Luke Evnin view on EDGAR
- - Luke Evnin view on EDGAR
- - Luke Evnin view on EDGAR
- - Luke Evnin view on EDGAR
Related Companies - Recent Insider Activity
Learn More
- What is SEC Form 4?
- The filing insiders must submit within two business days of a trade, and how to read its transaction codes.
- Insider activity in Health Care
- Where HOWL's peers are being bought and sold.
- Every recent Form 4
- The full market-wide feed, updated as filings arrive from SEC EDGAR.
Track HOWL insider activity as it files
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
