India, Sept. 24 -- Shares of Polar Power Inc. (POLA) are soaring more than 145 percent or $2.79 in Thursday's morning trade at $4.71, after touching a new 52-week high of $6.56 despite no company-centric news that could influence the stock.

U.S. stocks are little changed in volatile trading on Thursday after opening lower amid lingering concerns about the global economic outlook as Europe grapples with a second wave of coronavirus infections. In a sign of continued weakness in the labor market, the Labor Department released a report showing an unexpected uptick in first-time claims for U.S. unemployment benefits in the week ended September 19.

California-based Polar Power is a manufacturer of power generators, renewable energy, and coolin...