7 Stocks you need to know for Tuesday

Citigroup (C | Quote | Chart | News | PowerRating) announced that it would cut more than 50,000 jobs in an effort to cut costs and become more efficient.

UBS AG upgraded McDonald's (MCD | Quote | Chart | News | PowerRating) on Monday from "neutral" to "buy". UBS analysts cited confidence in McDonalds' ability to beat 2009 earnings expectations. Also upgraded to "buy" was Yum! Brands (YUM | Quote | Chart | News | PowerRating), which operates Pizza Hut, Taco Bell and KFC restaurants.

Despite continued confusion of the likely outcome of a potential bailout for the auto industry, shares of General Motors (GM | Quote | Chart | News | PowerRating) were among the few Dow stocks moving higher late in trading on Monday.

High end retailer Saks (SKS | Quote | Chart | News | PowerRating) is expected to announce an earnings per share loss of 0.03 when the company reports Tuesday morning before the bell.

A controversial move to block searches for unlicensed pharmaceutical companies led traders to aggressively sell shares of the Baidu.com (BIDU | Quote | Chart | News | PowerRating) on Monday. BIDU was down more than 25%.