/Companies

Ambros Therapeutics

acquired by Werewolf Therapeutics

San Diego, US · 10 known investors

Find your way into Ambros Therapeutics

Acquired by Werewolf Therapeutics August 2026 · $500M (Ambros valued at $500 million pre-money; $150 million concurrent private placement) · source ↗

Ambros Therapeutics is a clinical-stage biotechnology company developing medicines for diseases with high unmet medical need, with a lead program targeting complex regional pain syndrome type 1 (CRPS-1), a rare condition typically following limb injury. Its investigational treatment is neridronate, a bisphosphonate, being evaluated in a Phase 3 pivotal trial (CRPS-RISE).

Founders & leadership

J(
Joseph (Jay) HaganPresident and Chief Executive Officer

Investors · 10

Also in the syndicate · 5

Abiogen PharmaAdage Capital Partners LPArkin BioEnavate SciencesleadTranshuman Capital

Funding

SEC filings, press & company announcements

$125M disclosed across 1 round · 2025

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Frequently asked questions

What does Ambros Therapeutics do?
Ambros Therapeutics is a clinical-stage biotechnology company developing medicines for diseases with high unmet medical need, with a lead program targeting complex regional pain syndrome type 1 (CRPS-1), a rare condition typically following limb injury. Its investigational treatment is neridronate, a bisphosphonate, being evaluated in a Phase 3 pivotal trial (CRPS-RISE).
Who are Ambros Therapeutics's investors?
Ambros Therapeutics's investors include LifeSci Venture Partners, RA Capital, BAM Elevate, Janus Henderson Investors, Patient Square Capital.
How much funding has Ambros Therapeutics raised?
Ambros Therapeutics has disclosed $125M raised across 1 round.
Who acquired Ambros Therapeutics?
Ambros Therapeutics was acquired by Werewolf Therapeutics.
Where is Ambros Therapeutics headquartered?
Ambros Therapeutics is headquartered in San Diego, US.