Research: Barcap initiates OIS (ow), Equinet upgrades S92 GR, Key initiates CVA (buy), W Blair initiates COV (op) Key Research: Bernstein upgrades SAP & downgrades CSX, RBC upgrades AIV, Wells cuts BAH/MANT Key Research: BMO upgrades HSFT & initiates CRIS (op), GS downgrades CSOD & adds ACE to Convi