Fundraising Fox

RayThera

2 known investors

RayThera develops small molecule therapies targeting unmet needs in immunology. The company focuses on drug discovery in the biotechnology and immunology space.

BiotechHealthtech

Investors · 2

Foresite CapitalWest Hollywood
OrbiMedNew York · $1M – $75M

Funding

SEC filings, press & company announcements

$110M disclosed across 1 round · 2025

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

In the news

Biogen makes up to $1B immuno play with RayThera takeover - BioSpacebiospace.com · Jun 2026Biogen adds more immune drugs in $1B buyout of secretive startup RayThera | BioPharma Divebiopharmadive.com · Jun 2026Sell or Invest in RayThera Stock Pre-IPOnasdaqprivatemarket.com · Mar 2026Immunology startup RayThera secures $110M in Series A raiseendpoints.news · Apr 2025RayThera Raises $110 Million in Series A Financingbusinesswire.com · Apr 2025

Frequently asked questions

What does RayThera do?
RayThera develops small molecule therapies targeting unmet needs in immunology. The company focuses on drug discovery in the biotechnology and immunology space.
Who are RayThera's investors?
RayThera's investors include Foresite Capital, OrbiMed.
How much funding has RayThera raised?
RayThera has disclosed $110M raised across 1 round.