Although we don't believe in timing the market or panicking over market movements, we do like to keep an eye on big changes -- just in case they're material to our investing thesis.

What: Shares of Marketo (NASDAQ: MKTO) have skyrocketed today by as much as 25% after the company reported earnings.

So what: Revenue in the second quarter totaled $22.5 million, which translated into a non-GAAP net loss of $0.49 per share. Both figures were dramatic improvements from a year ago, when Marketo generated sales of $13.9 million for an adjusted net loss of $3.30 per share.

Now what: CEO Phil Fernandez said the company "hit on all cylinders" in its first quarter as a public company. Marketo's guidance also impressed investors, with third-quarter sales expected in the range of $23 million to $24 million. Full-year revenue should be $89 million to $91 million. Both revenue forecasts were higher than consensus estimates.

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