Top Premarket Gainers

07:20 AM EDT, 09/17/2026 (MT Newswires) -- Digital Currency X Technology (DCX) shares were up 50% pre-bell Thursday following an 8.4% loss in the prior session. Generac (GNRC) stock was 34% higher, a day after the company said it had signed a long-term supply agreement with Amazon (AMZN) to provide backup power generators for data centers. Advasa (ADBT) shares were up 27%, swinging from a 6% fall at Wednesday's close. Gloo (GLOO) stock was 15% higher, extending the 24% rise from the previous close. RTB Digital (RTB) shares were up 12%, ahead of a shareholder call hosted by Chief Executive James Heckman.