Rockwood Holdings (NYSE: ROC) reported earnings on April 30. Here are the numbers you need to know.

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

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

Margins shrank across the board.

Revenue details
 Rockwood Holdings logged revenue of $934.6 million. The eight analysts polled by S&P Capital IQ wanted to see revenue of $908.7 million on the same basis. GAAP reported sales were the same as the prior-year quarter's.

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 $0.68. The eight earnings estimates compiled by S&P Capital IQ averaged $0.67 per share. Non-GAAP EPS of $0.68 for Q1 were 45% lower than the prior-year quarter's $1.23 per share. GAAP EPS of $0.24 for Q1 were 74% lower than the prior-year quarter's $0.94 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 29.3%, 840 basis points worse than the prior-year quarter. Operating margin was 10.0%, 820 basis points worse than the prior-year quarter. Net margin was 2.0%, 630 basis points worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $948.9 million. On the bottom line, the average EPS estimate is $0.98.

Next year's average estimate for revenue is $3.68 billion. The average EPS estimate is $3.69.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 336 members out of 351 rating the stock outperform, and 15 members rating it underperform. Among 112 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 111 give Rockwood Holdings a green thumbs-up, and one give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Rockwood Holdings is outperform, with an average price target of $68.22.

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