Volcano (Nasdaq: VOLC) reported earnings on Feb. 21. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended Dec. 31 (Q4), Volcano met expectations on revenues and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue grew. Non-GAAP earnings per share increased. GAAP earnings per share dropped significantly.

Margins contracted across the board.

Revenue details
 Volcano tallied revenue of $102.5 million. The 15 analysts polled by S&P Capital IQ hoped for revenue of $102.6 million on the same basis. GAAP reported sales were 10% higher than the prior-year quarter's $92.7 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 EPS came in at $0.15. The 15 earnings estimates compiled by S&P Capital IQ averaged $0.09 per share. Non-GAAP EPS of $0.15 for Q4 were 7.1% higher than the prior-year quarter's $0.14 per share. GAAP EPS of $0.04 for Q4 were 93% lower than the prior-year quarter's $0.54 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
 For the quarter, gross margin was 66.7%, 60 basis points worse than the prior-year quarter. Operating margin was 6.8%, 260 basis points worse than the prior-year quarter. Net margin was 2.4%, much worse than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $99.1 million. On the bottom line, the average EPS estimate is $0.02.

Next year's average estimate for revenue is $424.8 million. The average EPS estimate is $0.28.

Investor sentiment
 The stock has a two-star rating (out of five) at Motley Fool CAPS, with 160 members out of 186 rating the stock outperform, and 26 members rating it underperform. Among 52 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 44 give Volcano a green thumbs-up, and eight give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Volcano is outperform, with an average price target of $29.95.

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