Top Premarket Gainers

07:07 AM EDT, 09/23/2026 (MT Newswires) -- Vistagen Therapeutics (VTGN) shares were up 68% in Wednesday premarket activity after the company announced preliminary positive data from an open-label extension of its phase 3 study of fasedienol in social anxiety disorder. Greenland Mines (GRML) stock was 33% higher following the signing of a security agreement among the US, Denmark and Greenland at the UN General Assembly. Worthington Enterprises (WOR) shares were up 15% after the company reported better-than-expected fiscal Q1 earnings and revenue. IonQ (IONQ) stock was 13% higher after the company announced a milestone in fault-tolerant quantum computing. TriSalus Life Sciences (TLSI) shares were up 13% after the company received US Food and Drug Administration clearance for TriNav Advance.