American Airlines Group Inc (NASDAQ:AAL) stock is up 4.5% to trade at 17.72thismorning,afterTDCowenandJefferiesbothissuedupgradesto"buy,"withrespectiveprice−targethikesto25 and 20,from17 and 12.Bothbrokeragesexpressedoptimismthatthecompanycanrejointhe"Big3"(alongsideDeltaAirLines(DAL)andUnitedAirlines(UAL))ofairlinecarriers,thankstoarebuiltsalesstrategy. AALisachipshotfromitsDec.10two−yearhighof18.20. Since that peak, the shares have consol ...