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: BroadSoft (Nasdaq: BSFT) popped 45% in intraday trading today after reporting fourth-quarter EPS that walloped the consensus estimate and issuing encouraging guidance for the first quarter and 2011.

So what: Fourth-quarter, non-GAAP EPS was $0.44, compared with a consensus estimate of $0.30. Revenue grew 85% year-over-year, while GAAP EPS of $0.41 grew 720%. 

Now what: Management expects non-GAAP EPS of $0.04 to $0.11 for the first quarter and $0.56 to $0.66 for 2011, compared with consensus estimates of $0.04 and $0.56, respectively. Guidance also called for 2011 revenue of $116 million to $120 million (growth of 21% to 25%) and GAAP EPS of $0.35 to $0.45 (growth of 9% to 41%). Given the range of expected EPS growth, the stock appears pricey at a forward P/E of 74 to 87 times non-GAAP EPS and 108 to 139 times GAAP EPS.

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