Why Did Rigel Pharmaceuticals (RIGL) Stock Jumped In Pre-Hour Trading?

The stock price of Rigel Pharmaceuticals Inc. (NASD: RIGL), which was recently checked, increased 39.89% to $0.9570 during pre-market trading hours on Friday after the business revealed a regulatory approval. Which authorization has RIGL declared? The U.S. Food and Drug Administration (FDA) has authorized REZLIDHIA (olutasidenib) capsules for the treatment of adult patients with relapsed […]