Tech Five: Yahoo shares surge off earnings

Shares of Yahoo are off to a fast start in pre-market trading. Let's look at the technology stocks to watch Wednesday:

Yahoo. The company's third quarter revenue and profits topped Wall Street estimates, sending shares up 4.5% in Wednesday morning trading. Yahoo also announced it netted $6.3 billion from the sales of shares of Alibaba, the Chinese e-commerce firm that launched its IPO last month.

Yelp. The online recommendations service reports third quarter earnings after the markets close Wednesday. Last quarter, Yelp reported $88.8 million in revenue, a 61% jump compared to the year before. Also, its average monthly unique visitors were up 27%.

AT&T. The wireless giant reports third quarter earnings after the bell. Analysts forecast AT&T will report an earnings per share of 64 cents off revenue of $33.4 billion, according to estimates compiled by Bloomberg.

Hewlett-Packard. The personal computer maker will unveil Sprout, according to Re/code, which will combine a large touchscreen display, a touch-enabled work surface, and a projector/3-D scanner. No details were offered on pricing.

Microsoft. Lumia will become the official name for the company's line of smartphones, replacing branding such as Nokia and Windows Phone, reports The Verge. The switch will start in France before shifting worldwide in the coming weeks.

Follow Brett Molina on Twitter: @brettmolina23.

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