Conagra Brands Inc. /zigman2/quotes/200394144/composite CAG -0.37% said Friday that it will give a $500 bonus to all U.S. employees at its production and distribution facilities, and a $250 bonus to part-time employees. Staff at facilities in Canada and Mexico will receive similar bonuses. The bonus is in recognition of the work done during the coronavirus outbreak. Workers sickened by Covid-19 would continue to receive pay, and are eligible for the bonus. Conagra's portfolio of brands includes Dunkin Hines, Healthy Choice and Birds Eye. Conagra stock is down 1.3% in Friday premarket trading, but up 2.7% for the last year. The S&P 500 index /zigman2/quotes/210599714/realtime SPX -0.20% is down 6.3% over the past 12 months.