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Little-Known HOWL Stock Skyrockets 100% on Biotech Merger News
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Fusion42 · 22 August 2026 · Fusion42 review
Werewolf Therapeutics (HOWL) stock surged over 100% following the announcement of its merger with Ambros Therapeutics, gaining access to Ambros's late-stage treatment for Complex Regional Pain Syndrome Type 1 and securing $150 million in funding through an oversubscribed PIPE.
This Wire brief sits within Fusion42's coverage of Biotech.
◆ ◆ The Wire takeaway
Ambros's late-stage drug trial sets a clear milestone to watch, and you need to plan for the 2028 readout as a make-or-break sales event. Your merger aftermath will demand navigating dilution while pivoting to the new asset's clinical progress.
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1 source · 22 Aug 2026
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