Goldman Sachs reported quarterly earnings and revenue that topped analysts' expectations on Thursday.» Read More
PepsiCo on Thursday reported a higher quarterly profit, lifted by sales gains in its snacks business.
DuPont's performance coating business added almost $2 billion to earnings in the year-earlier quarter.
Analysts had expected the company to report earnings excluding items of $6.40 a share on $15.52 billion in revenue.
American Express Co reported a 12 percent rise in quarterly profit as its credit-card customers spent more in a recovering U.S economy.
IBM posted revenue that was below forecasts as weakness in its storage and server businesses continued to offset gains in its software services.
"It looks like it's an operating beat, but they got there probably like no one thought they would," Raymond James analyst Anthony Polini told CNBC.
Yahoo shares, which are down roughly 15 percent since the start of the year, rose about as much as 8 percent in after-hours trading.
Intel posted quarterly earnings Tuesday that edged past expectations, while revenue was slightly below estimates. Shares rose in extended-hours trading.
Swiss bank Credit Suisse on Wednesday reported a 34 percent drop in first-quarter net profit from the same period last year, worse than analysts had expected.
It's been nearly a year since chipmaker Intel named Brian Krzanich as its new CEO, and in that time, the troubles it faces haven't changed.
Coca-Cola reported better-than-expected quarterly revenue, as strong sales in China more than offset a drop in Europe and flat volumes in North America.
Johnson & Johnson turned in a solid first quarter Tuesday, topping analysts' profit and revenue estimates and increasing its 2014 earnings forecast by 5 cents a share.
Swiss pharmaceuticals company Roche posted a rise in first-quarter sales but failed to meet market expectations as a strong Swiss franc hit results.
Swiss food giant Nestle on Tuesday reported first-quarter sales below analysts' expectations as a stronger Swiss franc took its toll.
Citigroup reported quarterly earnings and revenue that beat analysts' expectations on Monday.
JPMorgan Chase reported a 19 percent decline in first-quarter profit as revenue from securities trading fell.
Wells Fargo reported quarterly earnings that beat analysts' expectations on Friday.
S&P 500 earnings are expected to drop for the first time in a year and a half and that will put this market to the test, says NYSE floor trader Kenny Polcari.
Alcoa reported quarterly earnings that beat analysts' expectations on Tuesday, but revenue narrowly missed estimates.
BlackBerry reported a quarterly loss, as smartphone sales continued to slide across all regions.
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