Analysts at Cowen & Company upgraded Eli Lilly and Company (NYSE:

) from “market perform” to “outperform.” The target price for Eli Lilly has been raised from $61 to $68. Eli Lilly's shares closed at $59.15 yesterday. Analysts at JP Morgan upgraded Monsanto Company (NYSE:

) from “neutral” to overweight.” The target price for Monsanto has been raised from $115 to $125. Monsanto's shares closed at $114.42 yesterday. Nomura upgraded Willis Group Holdings (NYSE:

) from “neutral” to “buy.” The target price for Willis Group has been raised from $43 to $55. Willis Group's shares closed at $44.03 yesterday. Analysts at Citigroup upgraded OpenTable (NASDAQ:

) from “neutral” to “buy.” The target price for OpenTable has been raised from $74 to $90. OpenTable's shares closed at $77.03 yesterday.