Facebook rose 10 percent after the company crushed analysts' first-quarter expectations, and Wall Street could not be happier. » Read More
Amazon dominates Google's "fairly nascent" cloud business and is making inroads in search, Mizuho's Neil Doshi tells CNBC, ahead of earnings.
Viacom also reported a 2.5 percent drop in revenue, hurt by lower domestic ad revenue and a lack of hit movies at its Paramount film studio.
UPS reported a better-than-expected quarterly net profit on Thursday, boosted by rising U.S. ecommerce as consumers ordered more goods online.
Dunkin' Brands reported a rise in revenue as sales at its Dunkin' Donuts outlets were boosted by demand for coffee-based drinks and breakfast items.
Drugmaker AbbVie said it would buy privately held oncology company Stemcentrx in a deal valued at $5.8 billion in cash and stock.
Facebook crushed analyst estimates for its first quarter and announced a proposal for a new share structure.
Solar panel maker First Solar posted a quarterly profit, helped by higher revenue from the sale of a large California solar power plant.
Apple's stock tumbled as Wall Street analysts showed their displeasure the tech giant's latest quarterly report.
H&R Block was the biggest laggard in the S&P 500 Wednesday. It hit a 52-week low to nearly 15 percent following a disappointing tax season.
Chipotle Mexicang Grill shares were lower on Wednesday after the company posted its first ever quarterly loss on Tuesday.
Boston Scientific rose after the firm reported better-than-expected quarterly results.
Twitter's stock fell more than 15 percent after the tech firm posted guidance that disappointed Wall Street.
The company's net revenue fell 16.8 percent to $6.46B in the three months, while analysts on average were expecting a fall to $6.42B.
Comcast reported quarterly earnings and revenue that beat analysts' expectations on Wednesday.
Dr. Pepper Snapple on Wednesday reported earnings that topped analysts' expectations.
Baker Hughes fell nearly 3 percent in the premarket after the oilfield services giant posted a much bigger-than-expected quarterly loss.
Increasing sales of new products and growing demand for vaccines and consumer healthcare goods helped lift GlaxoSmithKline's sales figures 8 percent.
Boeing reported quarterly earnings that missed analysts' expectations but posted better-than-expected revenues.
United Technologies on Wednesday posted earnings and revenue that topped analysts' expectations.
Chipotle Mexican Grill is expected to report its first-quarter results after the bell Tuesday.
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