Stock split could cost Google over $500 million

An unorthodox stock split designed to ensure Google CEO Larry Page and fellow co-founder Sergey Brin retain control of the Internet's most profitable company could cost Google more than half a billion dollars.

Apple market value hits $700 bn

A rise in Apple shares Tuesday pushed the market value of the trend-setting US tech icon above $700 billion, becoming the first company to hit that milestone.

Fed says some tech firms overvalued

The Federal Reserve on Tuesday warned that some high-flying technology firms may be overvalued, but rejected the idea of a stock market bubble.

Carl Icahn snaps up another $500M of Apple stock

Outspoken billionaire Carl Icahn has tossed another bushel of Apple stock into his investment portfolio as he tries to persuade the iPhone maker to buy back more of its own shares.

A look at recent tech sector IPOs

Here is a look at notable tech companies that have conducted initial public offerings over the past two years ahead of Twitter's IPO:

Icahn presses Apple for $150 bn share buyback

Activist investor Carl Icahn said Tuesday he wants Apple to launch an additional share buyback of $150 billion to help boost the company's struggling stock value.

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