Apple's stock has a big impact on the S&P 500 index . Its stock bobbed in after-hours trading briefly down to $585, its first move below $600 since July. It then rebounded, trading in the low 600s. The S&P futures were initially lower, but turned slightly higher. Amazon shares slumped more than 1 percent after the bell, after a 2.4 percent decline during the regular trading day Thursday.
Amazon reported a loss of $274 million, or 60 cents per share, compared with a profit of $63 million or 14 cents per share a year earlier. Excluding special items, Amazon reported a loss of 23 cents a share. Amazon spent heavily to expand existing operations and develop new business, but it also forecast revenues of $20.25 billion to $20.75 billion, below the $22.79 billion analysts were expecting for the fourth quarter.
Apple reported earnings of $8.67, below the $8.75 per share expected by analysts. Its revenues however were better than expected at $35.97 billion.
Friday's markets will also be impacted by third-quarter GDP, to be reported at 8:30 a.m. ET. Consumer sentiment is reported at 9:55 a.m.
There are also earnings form Merck, Comcast, Goodyear, Weyerhaeuser and Moody's.
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