Arcos Dorados, Dendreon, Dolby, Fairchild: U.S. Equity Movers

Feb. 28. The oil explorer with operations in Iraqi Kurdistan reported what it called ���a major oil discovery.��� Supervalu Inc. (SVU US) gained 17 percent to $10.61 for the biggest increase in the S&P 500. The owner of Save-A-Lot and Cub Foods grocery...