When it comes to growth stocks these days, there's hot, hotter, and then there's Pandora Media (NYSE: P).

To be sure, the online radio upstarts shares have been on more than a tear over the last year, having surged more than 200% in the last 12 months alone. It certainly must be nice to be a Pandora shareholder these days.

Another very good week for Pandora
This week, Pandora made headlines and set yet another fresh all-time high on the strength of several encouraging story lines.

Source: Pandora.

One of them was Pandora releasing its monthly listener update for this past December, and as you could probably infer, Pandora once again put up some impressive growth figures indeed. In December, Pandora was able to increase both the number of listener hours it streamed as well as its active users by 13% when compared to the same month the previous year. These figures help support the notion that Pandora is continuing to realize its goal to revolutionize the U.S. radio market.

In the video below, tech and telecom analyst Andrew Tonner looks at Pandora's December figures in greater detail and gives his thoughts on how investors should be looking at its shares going forward.

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Fool contributor Andrew Tonner owns shares of Apple. The Motley Fool recommends Pandora Media. It recommends and owns shares of Apple. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.