Pandora stock plunges more than 20% on revenue miss

Pandora just announced its Q4 earnings and the stock is down more than 23% after-hours on revenues that missed Wall Street estimates.

The company reported Q4 revenue of $268 million - lower than the company's expectations of $273 to $278 million. Analysts were expecting about $276 million.

EPS was $0.19, which was in-line with expectations.

People listened to 20.03 billion hours of music on Pandora in 2014, which is up 20% from the year before. There were 81.5 million total active listeners, which is up 7% year-over-year.