Check out which companies are making headlines after the bell Wednesday:
Red Hat - The software company posted earnings of 33 cents a share, which excludes a 3 cent research tax credit, on revenue of $348 million. Analysts expected the company to report a profit of 30 cents a share on sales of $349 million. In addition, the company handed in current-quarter earnings and revenue guidance that disappointed analysts, sending shares sharply lower in extended-hours trading.
(Read More: Stocks End Mixed, S&P Slightly Below Closing High)
Five Below - The company posted earnings of 39 cents a share on revenue of $174 million, edging past expectations for 38 cents a share on sales of $170 million. But the company handed in current-quarter and full-year guidance that fell short of Wall Street consensus. Shares tumbled in extended-hours trading. Shares have already declined 14 percent this week.