Schlumberger (NYSE: SLB) reported earnings on April 19. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended March 31 (Q1), Schlumberger met expectations on revenues and beat slightly on earnings per share.

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

Gross margins dropped, operating margins were steady, net margins dropped.

Revenue details
 Schlumberger logged revenue of $10.67 billion. The 21 analysts polled by S&P Capital IQ expected revenue of $10.69 billion on the same basis. GAAP reported sales were 7.9% higher than the prior-year quarter's $9.92 billion.

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 $1.01. The 32 earnings estimates compiled by S&P Capital IQ predicted $0.99 per share. Non-GAAP EPS of $1.01 for Q1 were 3.1% higher than the prior-year quarter's $0.98 per share. (The prior-year quarter included $0.01 per share in earnings from discontinued operations.) GAAP EPS of $0.94 for Q1 were 3.1% lower than the prior-year quarter's $0.97 per share. (The prior-year quarter included $0.01 per share in earnings from discontinued operations.)

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 21.1%, 10 basis points worse than the prior-year quarter. Operating margin was 17.5%, much about the same as the prior-year quarter. Net margin was 11.8%, 130 basis points worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $11.18 billion. On the bottom line, the average EPS estimate is $1.11.

Next year's average estimate for revenue is $45.84 billion. The average EPS estimate is $4.67.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 3,012 members out of 3,093 rating the stock outperform, and 81 members rating it underperform. Among 550 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 533 give Schlumberger a green thumbs-up, and 17 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Schlumberger is outperform, with an average price target of $91.10.

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