Apple estimates, target cut at Stifel Nicolaus. Shares are now seen reaching $600. Estimates were also reduced, given lower expected iPhone shipments, Stifel Nicolaus said. Buy rating. Alliance Data Systems ( ADS) price target and estimates were increased at Citigroup ahead of first-quarter results. Charge-offs and financial rates for Private Label should be better than expected, Citi said. Price target goes to $171. Boeing ( BA) target was boosted at Jefferies. Shares are now seen reaching $115. Earnings can continue to grow through 2016, Jefferies said. Buy rating. Citigroup ( C) estimates were updated at UBS. Estimates were reduced through 2014 on a higher tax rate. Citigroup estimates, target were raised at Credit Suisse. Shares are now seen reaching $53. Estimates were also increased, given a higher capital ratio and usage of the deferred tax asset, Credit Suisse said. Outperform rating. Fastenal ( FAST) estimates were reduced at UBS. Weaker-than-expected sales in first quarter, along with a more cautious outlook, UBS said. Hershey Foods ( HSY) price target and estimates were increased at Citigroup. Acquisition of Brookside will drive incremental top-line and EPS growth, said Citigroup. 2014 earnings were increased, and the new price target is $100. Kodiak ( KOG) price target and estimates were reduced at UBS. Company reported that first-quarter production sales were below expectations and capex was above expectations, UBS said. Price target goes to $10. Microsoft ( MSFT) estimates were reduced at Jefferies. Estimates were cut through 2014. Company is leveraged to lower PC demand, Jefferies said. Hold rating and $31 price target. Netgear ( NTGR) estimates, target were reduced at Sterne Agee through 2014. Company lowered guidance, because of poor storage exection, Sterne Agee said. Wells Fargo ( WFC) price target and estimates were increased at UBS. The company reported first-quarter results. Price target goes to $37, Wells Fargo said. US Steel ( X) numbers were reduced at Jefferies. Shares now seen reaching $18, according to Jefferies. Estimates also cut, given lower pricing and demand trends for steel, Jefferies said. Hold rating. >To submit a news tip, email: firstname.lastname@example.org. Follow TheStreet on Twitter and become a fan on Facebook.