Golden Star Resources (AMEX: GSS) reported earnings on March 5. Here are the numbers you need to know.

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

Compared to the prior-year quarter, revenue expanded significantly. Non-GAAP earnings per share dropped to a loss. GAAP earnings per share didn't change.

Gross margins contracted, operating margins expanded, net margins were steady.

Revenue details
Golden Star Resources logged revenue of $149.7 million. The four analysts polled by S&P Capital IQ foresaw revenue of $155.5 million on the same basis. GAAP reported sales were 26% higher than the prior-year quarter's $118.8 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 -$0.02. The six earnings estimates compiled by S&P Capital IQ predicted $0.02 per share. Non-GAAP EPS were -$0.02 for Q4 against $0.02 per share for the prior-year quarter. GAAP EPS of $0.03 were the same as 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 1.5%, 930 basis points worse than the prior-year quarter. Operating margin was -4.2%, 670 basis points better than the prior-year quarter. Net margin was 6.1%, much about the same as the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $157.4 million. On the bottom line, the average EPS estimate is $0.03.

Next year's average estimate for revenue is $595.1 million. The average EPS estimate is $0.16.

Investor sentiment
The stock has a two-star rating (out of five) at Motley Fool CAPS, with 796 members out of 860 rating the stock outperform, and 64 members rating it underperform. Among 122 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 109 give Golden Star Resources a green thumbs-up, and 13 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Golden Star Resources is hold, with an average price target of $1.91.

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Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. The Motley Fool has no position in any of the stocks mentioned. 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.