Facebook stock jumps about 10% as public trading begins

NEW YORK -- Facebook Inc.’s stock shot up more than $4, or about 10%, to about $42 a share in the first few minutes after its public Wall Street debut Friday.

Trading of Facebook was delayed a half hour to 8:30 a.m. Pacific time.

Facebook raised $16 billion in its IPO Thursday, the third-largest in U.S. history and the biggest ever for a technology company.

Facebook founder Mark Zuckerberg rang the Nasdaq opening bell from company headquarters in Menlo Park, Calif.

Friday is the first day the public may buy the shares on a secondary market.

RELATED:

Facebook prices its stock at $38 for IPO

Facebook close to becoming a $100-billion company

Senate panel wants Jamie Dimon to testify about JPMorgan loss