UAL Corp. (UAUA) just hit a new multi-year high after reporting its first quarterly profit since 2007 that included an 11% earnings surprise. Estimates have since turned higher, providing some nice upward momentum for this Zacks #1 rank stock. Company Description UAL Corp., through its subsidiaries, provides air transportation services worldwide. The company was founded in 1934 [...] (UAUA) UAL Corporation – Revenue for the Period Was Up 28%