Upgrades:
Nike (NKE) upgraded to Buy from Hold at Stifel, target $87
Downgrades:
Cisco Systems (CSCO) downgraded to Hold at Wunderlich, target lowered from $24 to $22
Other:
General Motors (GM) reiterated at Outperform by RBC Capital Mkts, target lowered from $48 to $46
Twitter (TWTR) initiated with a Buy at Janney, target $55
Coca-Cola (KO) initiated with a Buy at BTIG Research, target $48