CTSO ▼ -15.4% - Cytosorbents Corporation $CTSO CTSO CTSO - CytoSorbents Announces Reverse Stock Split CytoSorbents announced a reverse stock split, which drove shares down 15.4% today. Reverse splits are typically used to increase a stock's per-share price and often trigger selling pressure from investors concerned about the company's financial health or delisting risk. 03-SEP-2026 07:01 AM ET