Quanta Services (NYSE: PWR) reported earnings on May 2. Here are the numbers you need to know.

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

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

Margins grew across the board.

Revenue details
 Quanta Services notched revenue of $1.59 billion. The 17 analysts polled by S&P Capital IQ predicted revenue of $1.40 billion on the same basis. GAAP reported sales were 11% higher than the prior-year quarter's $1.43 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 $0.34. The 10 earnings estimates compiled by S&P Capital IQ forecast $0.29 per share. GAAP EPS of $0.34 for Q1 were 55% higher than the prior-year quarter's $0.22 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 15.0%, 130 basis points better than the prior-year quarter. Operating margin was 7.5%, 190 basis points better than the prior-year quarter. Net margin was 4.5%, 130 basis points better than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $1.50 billion. On the bottom line, the average EPS estimate is $0.36.

Next year's average estimate for revenue is $6.28 billion. The average EPS estimate is $1.52.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 476 members out of 491 rating the stock outperform, and 15 members rating it underperform. Among 112 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 109 give Quanta Services a green thumbs-up, and three give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Quanta Services is buy, with an average price target of $32.97.

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