Meanwhile, Sprint Nextel plunged almost 20 percent after the telecom service provider posted a bigger-than-expected loss as the company had more subscriber defections than expected.
Visa edged higher after the credit-card issuer reported a profit gainon higher payment volumes on Wednesday afternoon.
Meanwhile, Credit Suisse said it would cut 2,000 jobs worldwide after its second quarter saw weak trading activity and was hurt by the strong Swiss franc. Sky News reported that rival HSBC may also announce it will cut thousands of jobs as it embarks on a cost-cutting drive.
Starbucks and Chesapeake Energy are among companies poised to post earnings after-the-bell tonight.
Techs saw a rebound thanks to a handful of robust earnings and a round of analyst upgrades after suffering a sharp selloff in the previous session.
LSI soared after the chipmaker forecast better-than-expected quarterly revenue as the firm gained market share and at least two brokerages raised their price targets. Other semiconductor firms including Texas Instruments , Micron Tech and Broadcom also climbed.
Symantec jumped after the computer security software maker beat profit estimates for the fourth consecutive quarter.
Cisco advanced after Goldman Sachs raised its rating on the tech bellwether to "buy" from "neutral."
However, Akamai plunged almost 20 percent after the Internet delivery company lowered its full-year revenue growth target.
On the IPO front, premium tea retailer Teavanaskyrocketed almost 70 percent on its first day of trading. And Dunkin Brands gained for a second day after soaring on its first day of trading Wednesday.
Treasury prices trimmed gainsafter the government auctioned $29 billion of seven-year notes, which had a high-yield of 2.280 percent and a bid-to-cover of 2.63.
Earlier, investors cheered a handful of positive economic news. Weekly jobless claims declined more than expected last week, dropping below the key 400,000 level for the first time since early April, according to the Labor Department.
"If history is any gauge, the break below 400,000 will be short-lived [and] next week's revision will likely push us above this level," according to Todd Schoenberger, managing director of LandColt Trading.
"Traders realize, though, the timebomb for the markets is actually next Friday when the July nonfarm payrolls report is released. Buyer beware—proceed with caution," he added.
Meanwhile, pending sales of existing U.S. homes unexpectedly rose in Junefrom May and jumped sharply from a year ago, according to the National Association of Realtors.
Daniel Penrod, senior industry analyst at California Credit Union League said the economic numbers imply steady growth ahead.
“It won’t be of the big increases we saw in the past, but will be a steadier growth,” said Penrod. “It’s not fast enough to pull us through a recovery in a 12-month time period, but each time we hit these growth numbers, they build on each other.”
European shares snapped a three-day losing streak amid hopes a solution would be found to the U.S. debt crisis, overshadowing a slew of disappointing earnings results.
On Tap This Week:
FRIDAY: Employment cost index, GDP, Chicago PMI, consumer sentiment, farm prices; Earnings from Chevron, Merck
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