American Express price target was increased to $74 at Citi. The company's core business is performing well, including billed business, and will benefit as affluent consumer spending continues to increase. Buffalo Wild Wings ( BWLD) shares are now seen reaching $120, according to Wedbush. Estimates also increased, given fallen wing costs. Outperform rating. Brinker ( EAT) estimates were boosted through 2014, Wells Fargo said. Solid comp sales growth can drive wider margins. Outperform rating. eBay ( EBAY) estimates were cut through 2014, JMP Securities said. Company is hurt by slower growth in Europe and a stronger dollar. Outperform rating. Greenhill ( GHL) earnings estimates were reduced to reflect the first quarter miss and a weaker than expected deal pipeline, said UBS. Price target is now $49. McDonald's ( MCD) shares are now seen reaching $110, according to Deutsche Bank. Stock has lagged its peers but still offer a solid 3% dividend yield. Buy rating. Northern Trust ( NTRS) earnings estimates through 2014 were reduced after first quarter results were announced, said UBS. Revenues in the quarter were supported by a large increase in FX but NII was lower than estimated. PNC Financial ( PNC) earnings estimates through 2014 were reduced, said UBS. Despite the 1Q13 performance, expense levels and NII may not be sustainable. SanDisk ( SNDK) earnings estimates through 2014 were increased to reflect new guidance which included favorable price trends, said UBS. Price target goes to $65. Sandisk shares are now seen reaching $75, according to Credit Suisse. Estimates also upped, given expected continued growth in the memory market. Outperform rating. United Rentals' ( URI) United Rentals' price target was increased to $70, said UBS. As the year progresses, UBS believes there will be potential upside to management's guidance. Follow TheStreet on Twitter and become a fan on Facebook. >To submit a news tip, email: firstname.lastname@example.org.