Facebook to hold press event, stock passes $30

(AP) -- Facebook's stock is tumbling well below its $38 IPO price in the social network's second day of trading as a public company on Monday.

(AP)—Facebook's stock is up more than 7 percent despite expectations that it would fall because more than 850 million additional shares in the company are being freed up for sale.

(AP)—Facebook co-founder Dustin Moskovitz has sold 5.7 million shares of the company's stock, a small fraction of his total holdings.

Facebook shares got a 3 percent boost Wednesday after co-founder Mark Zuckerberg pledged to not sell any of his shares for another year.

Shares of online social game maker Zynga plunged 13.3 percent and triggered a trading halt Friday as Facebook's IPO fell flat with investors.

(AP)—Facebook CEO Mark Zuckerberg said Tuesday that the performance of his company's stock since its public offering "has obviously been disappointing," but he said the company has survived troubles before.

Hollywood will have the box office heating up this summer with dozens of blockbuster films. But whether a movie is a worldwide box office bomb or a box office bonanza has a lot to do with the culture and release strategy ...

Apple has asked a federal judge in Silicon Valley to add Samsung's new flagship Galaxy smartphone to the list of devices targeted in a patent lawsuit involving Siri personal assistant software.

South Korea's Samsung Electronics said Thursday its latest flagship Galaxy S4 had become its fastest selling smartphone to date, topping 10 million units globally less than a month after its debut.

Computer maker Lenovo Group said Thursday its latest quarterly profit rose 90 percent as sales of smartphones and mobile computing technology expanded.

The United States should consider curbs on Chinese investment or even offensive operations against hackers to address the growing toll from intellectual property theft, a report said Wednesday.

Hewlett-Packard's slump is deepening as the world's largest personal computer maker scrambles to meet the growing demand for more versatile and less expensive mobile devices.