Check out which companies are making headlines after the bell Tuesday:
Intel - The semiconductor giant posted earnings of 39 cents a share, in line with expectations, on revenue of $12.8 billion, falling slightly short of expectations for $12.9 billion. In addition, the company handed in a third-quarter revenue outlook that was lighter than expected. Shares edged higher in extended-hours trading.
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IBM - The computer hardware and software company posted earnings of $3.91 a share, excluding one-time items, topping expectations for $3.77 a share. But the company posted sales of $24.92 billion, below projections for $25.37 billion. Still, shares jumped in extended-hours trading.
American Express - The credit-card provider posted earnings of $1.27 a share on revenue of $8.25 billion, versus expectations for $1.22 a share on sales of $8.28 billion. Shares slipped in extended-hours trading.
Ebay - The online auction giant posted earnings of 63 cents a share, excluding one-time items, matching Wall Street expectations, on revenue of $3.88 billion, slightly missing expectations for $3.89 billion. In addition, the company handed in current-quarter and full-year guidance that were below estimates, sending shares lower in extended-hours trading.
SanDisk - The computer storage company posted earnings of $1.21 a share, excluding one-time items, on sales of $1.48 billion, easily beating expectations for 93 cents a share on sales of $1.40 billion. Shares spiked higher after being temporarily halted in extended-hours trading.
SLM - The student loan provider, commonly known as Sallie Mae, posted earnings of $1.02 a share, topping expectations for 97 cents a share. Shares advanced in extended-hours trading.
Xilinx - The tech company posted earnings of 56 cents a share, excluding one-time items, on revenue of $579 million, beating expectations for 47 cents a share on sales of $549 million. In addition, the company said it expects to see sales between flat and up 3 percent in the current quarter. Shares climbed in extended-hours trading.
Plexus - The tech company posted earnings of 68 cent a share on revenue of $572 million, exceeding Wall Street estimates for 58 cents a share on sales of $565 million. In addition, the company handed in current-quarter guidance that were above consensus, sending shares sharply higher in extended-hours trading.
Select Comfort - The mattress company posted earnings of 18 cents a share on sales of $207 million, sharply missing expectations for 24 cents a share on revenue of $211 million. Shares plunged in extended-hours trading.