Under Armour Inc. UA, +4.98% UAA, +4.77% will produce 500,000 masks, 1,000 face shields and thousands of hospital gowns at its Baltimore facility, and donate them to the University of Maryland Medical System and several other medical facilities in the state. Under Armour workers are also handing out 50,000 fanny packs filled with necessities for medical professionals. Under Armour stock is down 56.2% over the last year while the S&P 500 index SPX, -2.40% is down 9.5% for the period.