5 Things You Should Know Before the Stock Market Opens

NEW YORK (TheStreet) -- U.S. stock futures suggested Wall Street would open lower Monday after a survey showed manufacturing in Europe worsened last month.

European shares were mostly lower as investors feared the region could dip into recession.

Asian stocks gained on firm manufacturing data from China.

The economic calendar in the U.S. on Monday includes the Institute of Supply Management's manufacturing index for March and construction spending for February, both at 10 a.m. EDT.

Credit card processor Global Payments(GPN) said Sunday night it "identified and self-reported unauthorized access into its processing system. "

Global Payments, in a press release, said hackers accessed its processing system and about 1.5 million card numbers "may have been exported." The company said the breach was confined to North America. It said it believes the "incident is contained."

Visa(V) over the weekend dropped Global Payments from its list of approved service providers.

News of the security breach was first disclosed by Global Payments on Friday.

Groupon(GRPN) the online deals company, revised its reported fourth-quarter results lower and said its independent auditor determined it has a "material weakness" in its internal controls.

Groupon affirmed its first-quarter guidance, reiterating its revenue forecast of between $510 million and $550 million.

Yahoo!(YHOO) is preparing to begin layoffs of what could be thousands of employees starting next week, reports AllThingsD, which cites multiple sources.

The Internet company is then expected to announce a new restructuring the week after.

New CEO Scott Thompson has brought in top management for a series of meetings on Tuesday and Wednesday to outline the plans, said AllThingsD.

Ashton Kutcher of Two and a Half Men will star as Steve Jobs in independent biopic Jobs, according to Variety.

The film will chronicle Jobs, Apple's(AAPL) co-founder who died in October, from his early days to his success at the iPod and iPad maker.

-- Written by Joseph Woelfel