Werewolf Therapeutics, Inc. (HOWL)
Werewolf Therapeutics, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.
Werewolf Therapeutics, Inc. (HOWL) is a Biotechnology company based in US with a market capitalization of $17.6M. Free cash flow was negative at -$60.3M. This page tracks HOWL's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.
US · 46 employees · IPO Apr 30, 2021
Valuation
Valuation & price
$0.52as of May 17, 2026· -76.5% vs 52w high
—
P/E ratio
Latest-FY diluted EPS
0.71
P/B ratio
Market cap ÷ book equity
—
Dividend yield
Price — last 12 months
Fundamentals
Key fundamentals
$17.6M
Market cap
—
Revenue growth (YoY)
3.8%
Gross margin
-$60.3M
Free cash flow (USD)
-$48.5M
Net debt
Net cash position
6.2%
Share dilution
2/5
Graham criteria passed
Defensive-investor screen
Healthcare
Sector
Trajectory
Long-term trends
Revenue by year
2019 → 2025
Free cash flow by year
2019 → 2025
Gross margin by year
2022 → 2024
Value screen
Graham defensive-investor tests
0
Insider buys · 90 days
17
Insider sells · 90 days
Earnings
Last report: 10-Q filed May 7, 2026
Next expected: not yet scheduled
On the tape
Recent SEC & insider activity
- Insider sellJul 8, 2026Filing
Insider Sell $45K · 10b5-1 PlanEVNIN LUKE · Director · $44.7K
- Insider sellJun 29, 2026Filing
Insider Sell $47K · 10b5-1 PlanEVNIN LUKE · Director · $47.1K
- Insider sellJun 22, 2026Filing
Insider Sell $146KRA CAPITAL MANAGEMENT, L.P. · 10% Owner · $145.9K
- Insider sellJun 16, 2026Filing
Insider Sell $174KRA CAPITAL MANAGEMENT, L.P. · 10% Owner · $173.8K
- Insider sellJun 11, 2026Filing
Insider Sell $254KRA CAPITAL MANAGEMENT, L.P. · 10% Owner · $253.6K
- Insider sellJun 10, 2026Filing
Insider Sell $28K · 10b5-1 PlanEVNIN LUKE · Director · $28.5K
- Insider sellJun 8, 2026Filing
Insider Sell $43K · 10b5-1 PlanEVNIN LUKE · Director · $43K
- Insider sellJun 3, 2026Filing
Insider Sell $64K · 10b5-1 PlanEVNIN LUKE · Director · $63.6K
- Insider sellMay 29, 2026Filing
Insider Sell $66K · 10b5-1 PlanEVNIN LUKE · Director · $66.2K
- Insider sellMay 26, 2026Filing
Insider Sell $87K · 10b5-1 PlanEVNIN LUKE · Director · $86.6K
Questions
Frequently asked questions
What is Werewolf Therapeutics, Inc.'s market cap?
Werewolf Therapeutics, Inc. (HOWL) has a market capitalization of $17.6M.
What is HOWL's P/E ratio?
A meaningful P/E ratio is not available for HOWL — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.
What is HOWL's price-to-book (P/B) ratio?
HOWL trades at 0.71 times book value per share.
Are insiders buying HOWL stock?
SEC Form 4 filings show no open-market insider buys at Werewolf Therapeutics, Inc. in the last 90 days (17 sells).
Same arena
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Timeline
Every filing, insider trade & earnings on a price-anchored timeline
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News
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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.