07:36 AM EDT, 10/21/2025 (MT Newswires) -- DocGo ( DCGO ) shares were up 24% in recent Tuesday premarket activity, a day after the company said it agreed to acquire virtual care platform SteadyMD.

General Motors ( GM ) stock was up 9% after the automaker raised its 2025 adjusted earnings guidance.

Sunrun ( RUN ) shares were 7.1% higher, adding to Monday's gain.

RTX (RTX) stock was up nearly 5% after the company posted higher Q3 adjusted earnings and net sales, in addition to lifting its 2025 adjusted EPS outlook.