5 Things You Should Know Before the Stock Market Opens

NEW YORK (TheStreet) -- U.S. stock index futures suggested Wall Street would open higher on Friday and European shares gained as worries over a possible Greek exit from the eurozone eased.

Asian shares ended mostly higher Friday -- Japan's Nikkei 225 index rose 0.2% to 8,580.39, while Hong Kong's Hang Seng gained 0.3%.

On Thursday, U.S. stocks finished mixed. Sentiment got a boost when Italian Prime Minister Mario Monti said the eurozone might soon issue euro bonds, according to reports.

The Dow Jones Industrial Average rose 34 points, or 0.3%, to close at 12,529.75 on Thursday.

The economic calendar in the U.S. on Friday includes the final University of Michigan read on consumer sentiment at 9:55 a.m. EDT, with the consensus estimate at 77.5, according to Briefing.com. That's lower from a preliminary reading of 77.8, but still up from 76.4 in April.

Morgan Stanley(MS) may compensate retail investors who overpaid when they bought Facebook(FB) shares in Friday's initial public offering of the social networker, according to reports.

Morgan Stanley, the lead investment bank in Facebook's IPO, will adjust thousands of trades to ensure outstanding limit orders to sell will be filled at no more than $42.99 a share, the firm told its brokers on Thursday, Reuters reported, citing people who listened to the call.

NBCUniversal is in talks with Microsoft(MSFT) to buy back MSNBC.com, according to Adweek, which cited sources.

The sources said negotiations have progressed to the stage where NBCU parent company Comcast(CMCSA) is conducting its due diligence. They said the partnership could be unwound by this summer, Adweek reported.

Toyota(TM) is targeting 50% of its global vehicle sales in emerging-market countries by 2015.

The Japanese automaker plans to roll out eight compact models over the next few years, The Associated Press reported.

VeriFone Systems(PAY) , the electronics payment technology company, on Thursday provided a third-quarter outlook below analysts' expectations.