BofA Securities upgraded Nike Inc (NYSE:NKE) stock to "buy" from "neutral" this morning, hiking its price target to 113from110. The shares were last seen up 2.5% to trade at 91.19,astheyworktoreboundfromtheirlowestlevelssinceSeptember.Pressurefromthe20−daymovingaverageappearstobekeepingtoday′sgainsincheck,however,andaceilingmaybeformingatthe92 level. Despite NKE's 15.9% year-to-date deficit, options bulls are also chiming in. So far today, 21,000 calls have already c ...