Gulfmark Offshore (NYSE: GLF) reported earnings on Feb. 25. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended Dec. 31 (Q4), Gulfmark Offshore missed estimates on revenues and missed expectations on earnings per share.

Compared to the prior-year quarter, revenue dropped. Non-GAAP earnings per share dropped to a loss. GAAP earnings per share dropped to a loss.

Margins shrank across the board.

Revenue details
 Gulfmark Offshore booked revenue of $95.0 million. The six analysts polled by S&P Capital IQ predicted revenue of $100.0 million on the same basis. GAAP reported sales were the same as the prior-year quarter's.

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 -$0.16. The nine earnings estimates compiled by S&P Capital IQ anticipated $0.28 per share. Non-GAAP EPS were -$0.16 for Q4 compared to $0.90 per share for the prior-year quarter. GAAP EPS were -$0.19 for Q4 versus $0.90 per share for the prior-year quarter.

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 35.1%, much worse than the prior-year quarter. Operating margin was 2.2%, much worse than the prior-year quarter. Net margin was -5.1%, much worse than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $100.3 million. On the bottom line, the average EPS estimate is $0.50.

Next year's average estimate for revenue is $456.4 million. The average EPS estimate is $3.12.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 444 members out of 451 rating the stock outperform, and seven members rating it underperform. Among 114 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 113 give Gulfmark Offshore a green thumbs-up, and one give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Gulfmark Offshore is outperform, with an average price target of $43.83.

Is Gulfmark Offshore the right energy stock for you? Read about a handful of timely, profit-producing plays on expensive crude in "3 Stocks for $100 Oil." Click here for instant access to this free report.