Company Story
1996 - Rigel Pharmaceuticals, Inc. was founded by James M. Gower
1997 - Rigel completed its initial public offering (IPO) and listed on the NASDAQ stock exchange
2000 - Rigel initiated its first clinical trial for R112, a small molecule inhibitor of the Rho kinase enzyme
2004 - Rigel entered into a collaboration agreement with Pfizer to develop and commercialize Rigel's R788, a small molecule inhibitor of the spleen tyrosine kinase (SYK) enzyme
2007 - Rigel initiated a Phase 2 clinical trial for R763, a small molecule inhibitor of the Aurora kinase enzyme
2010 - Rigel initiated a Phase 2 clinical trial for R348, a small molecule inhibitor of the Janus kinase (JAK) enzyme
2013 - Rigel initiated a Phase 2 clinical trial for fostamatinib, an oral spleen tyrosine kinase (SYK) inhibitor
2018 - Rigel received FDA approval for TAVALISSE (fostamatinib disodium hexahydrate) for the treatment of thrombocytopenia in adult patients with chronic immune thrombocytopenia (ITP)
2020 - Rigel initiated a Phase 3 clinical trial for fostamatinib in warm autoimmune hemolytic anemia (wAIHA)