GNC Holdings (NYSE: GNC) reported earnings on July 25. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended June 30 (Q2), GNC Holdings met expectations on revenues and beat expectations on earnings per share.

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

Margins dropped across the board.

Revenue details
 GNC Holdings reported revenue of $676.3 million. The 11 analysts polled by S&P Capital IQ predicted revenue of $672.3 million on the same basis. GAAP reported sales were 9.2% higher than the prior-year quarter's $619.1 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 $0.73. The 11 earnings estimates compiled by S&P Capital IQ averaged $0.70 per share. GAAP EPS of $0.73 for Q2 were 18% higher than the prior-year quarter's $0.62 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 37.8%, 90 basis points worse than the prior-year quarter. Operating margin was 18.3%, 60 basis points worse than the prior-year quarter. Net margin was 10.6%, 20 basis points worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $689.6 million. On the bottom line, the average EPS estimate is $0.74.

Next year's average estimate for revenue is $2.66 billion. The average EPS estimate is $2.80.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 115 members out of 128 rating the stock outperform, and 13 members rating it underperform. Among 38 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 37 give GNC 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 GNC Holdings is buy, with an average price target of $53.78.

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