Company Overview - Catalyst Pharmaceutical (CPRX) shares increased by 16.7% to close at 22.80,followinganotabletradingvolumethatexceededtypicallevels[1]−Thestockhadpreviouslyexperiencedan11.70.52 per share, reflecting a year-over-year decrease of 1.9%, while revenues are expected to reach 132.71million,markinga201.13, which represents a significant year-over-year decline of 1783.3% [5]