Check out which companies are making headlines after the bell Wednesday:
Apple - The iPhone maker posted earnings of $13.81 a share on revenue of $54.51 billion. Analysts expected the company to post earnings of $13.47 a share on revenue of $54.73 billion. Shares tumbled in extended-hours trading. The tech giant's stock has plunged nearly 30 percent from its all-time high of $705 last September.
In addition, Apple said it sold 47.8 million iPhones during the quarter, up from 37 million a year ago; 22.9 million iPads, up from 15.4 million a year ago; 4.1 million Macs, down from 5.2 million a year ago; 12.7 million iPods, down from 15.4 million a year ago.
(Read More: Stocks Log 4-Day Gain, S&P Ends Near 1500)
Netflix - The online movie-streaming company posted a profit of 13 cents a share on revenue of $945 million, blowing past expectations for a loss of 13 cents a share on revenue of $934 million. In addition, the company handed in current-quarter earnings and revenue guidance that topped estimates. Shares skyrocketed in extended-hours trading.
Amgen - The biopharmaceutical company posted earnings of $1.40 a share, excluding one-time items, on revenue of $4.42 billion, edging past expectations for $1.38 a share on sales of $4.37 billion. In addition, the company handed in full-year earnings and revenue guidance that beat projections, sending shares higher in extended-hours trading.