National Oilwell Varco (NYSE: NOV) reported earnings on Oct. 25. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended Sep. 30 (Q3), National Oilwell Varco met expectations on revenues and met expectations on earnings per share.

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

Margins dropped across the board.

Revenue details
National Oilwell Varco booked revenue of $5.32 billion. The 20 analysts polled by S&P Capital IQ looked for revenue of $5.32 billion on the same basis. GAAP reported sales were 42% higher than the prior-year quarter's $3.74 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 $1.52. The 22 earnings estimates compiled by S&P Capital IQ anticipated $1.51 per share. GAAP EPS of $1.43 for Q3 were 14% higher than the prior-year quarter's $1.25 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 26.5%, 460 basis points worse than the prior-year quarter. Operating margin was 16.7%, 390 basis points worse than the prior-year quarter. Net margin was 11.5%, 270 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $5.49 billion. On the bottom line, the average EPS estimate is $1.57.

Next year's average estimate for revenue is $19.86 billion. The average EPS estimate is $5.96.

Investor sentiment
The stock has a five-star rating (out of five) at Motley Fool CAPS, with 3,547 members out of 3,598 rating the stock outperform, and 51 members rating it underperform. Among 833 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 823 give National Oilwell Varco a green thumbs-up, and 10 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on National Oilwell Varco is outperform, with an average price target of $96.17.

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