Silver Wheaton (NYSE: SLW) reported earnings on May 14. Here are the numbers you need to know.

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

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

Gross margins improved, operating margins shrank, net margins dropped.

Revenue details
 Silver Wheaton recorded revenue of $199.6 million. The five analysts polled by S&P Capital IQ expected sales of $203.9 million on the same basis. GAAP reported sales were 26% higher than the prior-year quarter's $158.2 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 $0.41. The 10 earnings estimates compiled by S&P Capital IQ predicted $0.42 per share. GAAP EPS of $0.41 for Q1 were 21% higher than the prior-year quarter's $0.34 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 87.5%, 10 basis points better than the prior-year quarter. Operating margin was 75.1%, 80 basis points worse than the prior-year quarter. Net margin was 73.7%, 350 basis points worse than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $210.4 million. On the bottom line, the average EPS estimate is $0.46.

Next year's average estimate for revenue is $890.5 million. The average EPS estimate is $1.93.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 2,547 members out of 2,652 rating the stock outperform, and 107 members rating it underperform. Among 517 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 491 give Silver Wheaton a green thumbs-up, and 26 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Silver Wheaton is outperform, with an average price target of $47.18.

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