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Rigel Pharmaceuticals

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Small-molecule drugs for the treatment of autoimmune diseases, cancer and metabolic diseases

South San Francisco, United StatesFounded 1996Biotech & Life Sciences
Valuation $580M Market cap · Aug/2026
Revenue $279M Latest reported FY
EBITDA $51M Latest reported FY

At a glance

Status
Listed
Founded
1996
Headquarters
South San Francisco, United States
Listing
IPO 2000
Sector
Biotech & Life Sciences
Power Law
Thoroughbred$100M+ revenue

Knowledge graph

Founder mafia, market maps, research and news connected to this company by Dealroom

Investors

3 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A1 investor entered at this stage

  • Frazier Healthcare Partners

Series B and later2 investors entered at this stage

  • Stanford University
  • NEA

Talent

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Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia 7 alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Alumni founders

5 of 7 startups shown

Former Rigel Pharmaceuticals employees who went on to found companies, sorted by Dealroom signal score.

MyDefenceEst. 2013
Dan HermansenDenmark
Signal score90
Shinobi TherapeuticsEst. 2023
Donald PayanUnited States
Signal score83
Immune-Onc TherapeuticsEst. 2016
Charlene LiaoUnited States
Signal score64
Cognition TherapeuticsEst. 2007
SCSusan CatalanoUnited States
Signal score63
BiPar SciencesEst. 2002
VPValeria Ossovskaya, PhDUnited States
Signal score58
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Global footprint

Workforce and web traffic by country
Workforce by country
4 countries with
team presence
🇺🇸 United States97.3%
🇮🇳 India0.7%
🇮🇹 Italy0.7%
🇬🇭 Ghana0.7%
4 countries shown
Web traffic by country
12K monthly visits
across markets
🇺🇸 United States62.5%
🇨🇦 Canada19.2%
🇮🇳 India13.3%
🇯🇵 Japan8.3%
Top 4 markets shown

Patents

Estimated portfolio value
$248M

144 active patent families included in this estimate.

A patent family groups patent filings for the same invention. Source: Dealroom · PatSnap.

Explore the patent portfolioPatent records, technology areas and peer comparisonsBook a demo

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Rigel Pharmaceuticals on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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