Halliburton (NYSE: HAL) reported earnings on April 18. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q1), Halliburton beat expectations for both revenue and earnings per share.

Compared to the prior-year quarter, both revenue and GAAP earnings per share expanded significantly.

Margins shrank across the board.

Revenue details
Halliburton logged revenue of $6.87 billion. The 18 analysts polled by S&P Capital IQ predicted revenue of $6.77 billion on the same basis. GAAP reported sales were 30% higher than the prior-year quarter's $5.28 billion.

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

EPS details
Non-GAAP EPS came in at $0.89. The 27 earnings estimates compiled by S&P Capital IQ averaged $0.85 per share on the same basis. GAAP EPS of $0.68 for Q1 were 21% higher than the prior-year quarter's $0.56 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 14.9%, 180 basis points worse than the prior-year quarter. Operating margin was 14.9%, 50 basis points worse than the prior-year quarter. Net margin was 9.1%, 60 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $6.95 billion. On the bottom line, the average EPS estimate is $0.84.

Next year's average estimate for revenue is $28.60 billion. The average EPS estimate is $3.52.

Investor sentiment

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Halliburton is outperform, with an average price target of $49.92.

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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. Motley Fool newsletter services have recommended buying shares of Halliburton. 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.