under armour stock has tumbled in 2022 but director david w gibbs bought shares of the apparel and footwear maker on the open market under armour’s ticker ua nonvoting class c shares have lost more than 40 of their market value year to date while the sp 500 index has slipped 13 shares plunged in early may after the company reported a loss for the quarter ended on march 31 analysts had expected a profit guidance disappointed as well