TECH STOCKS: Amazon, Twitter Gains Lead Techs Higher

By Rex Crum, MarketWatch

SAN FRANCISCO (MarketWatch) -- Tech stocks closed with broad gains Tuesday, with Amazon.com Inc. and Twitter Inc. recording strong performances.

Amazon (AMZN) shares rose 2.3%, to close at $341.83, after the Wall Street Journal reported that the company is looking at ways to appeal to advertisers, including developing software that could rival Google's AdWords platform.

Twitter (TWTR) climbed 4.5% to close at $48.17 a day after the microblogging company said it had doubled the number of European countries where its advertising system is available.

TiVo Inc. (TIVO) shares rose 2% to close at $13.90. The digital-video recording technology company is set to report its second-quarter earnings results after the close of trading, with investors surveyed by FactSet expecting the company to earn 7 cents a share on $108.4 million in revenue.

TiVo also released a new DVR that records over-the-air broadcasts for customers that don't use cable or satellite TV services.

Hewlett-Packard Co. (HPQ) rose almost 2% to $37.83, and other gains came from eBay Inc. (EBAY), IBM Corp. (IBM) and LinkedIn Corp. (LNKD).

The tech-heavy Nasdaq Composite Index (RIXF) rose more than 13 points to close at 4,570. The Philadelphia Semiconductor Index (SOX) edged into positive territory. (Read more about other market actvity in Movers & Shakers http://www.marketwatch.com/storyno-meta-for-guid.).

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