Polar Power is trading at $0.80, up 12.48%, as an October 21 SEC Schedule 13D disclosed that newly appointed co-CEO Chris Mayer and CL Investment Group beneficially own a 9.99% stake; the filing is not confirmed as the cause of the gain. - The investor-relations page lists no October 21 press release; its latest releases were the October 19 restructuring update and October 12 CEO announcement. - Broader markets were higher; no trading-volume data or direct company statement linking the gain to a catalyst was verified.