ArcelorMittal (NYSE: MT) reported earnings on May 10. Here are the numbers you need to know.

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

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

Margins dropped across the board.

Revenue details
ArcelorMittal booked revenue of $22.70 billion. The eight analysts polled by S&P Capital IQ expected revenue of $22.86 billion on the same basis. GAAP reported sales were 2.3% higher than the prior-year quarter's $22.18 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 $0.12. The two earnings estimates compiled by S&P Capital IQ anticipated $0.15 per share. GAAP EPS of $0.01 for Q1 were 99% lower than the prior-year quarter's $0.69 per share. (The prior-year quarter included $0.30 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 8.7%, 290 basis points worse than the prior-year quarter. Operating margin was 3.7%, 280 basis points worse than the prior-year quarter. Net margin was 0.0%, 480 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $24.17 billion. On the bottom line, the average EPS estimate is $0.64.

Next year's average estimate for revenue is $93.81 billion. The average EPS estimate is $2.38.

Investor sentiment
The stock has a five-star rating (out of five) at Motley Fool CAPS, with 2,062 members out of 2,120 rating the stock outperform, and 58 members rating it underperform. Among 445 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 437 give ArcelorMittal a green thumbs-up, and eight give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on ArcelorMittal is outperform, with an average price target of $32.07.

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