GNC Holdings (NYSE: GNC) is expected to report Q1 earnings on April 26. Here's what Wall Street wants to see:

The 10-second takeaway
Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict GNC Holdings's revenues will increase 7.7% and EPS will grow 20.0%.

The average estimate for revenue is $672.3 million. On the bottom line, the average EPS estimate is $0.72.

Revenue details
Last quarter, GNC Holdings recorded revenue of $565.0 million. GAAP reported sales were 11% higher than the prior-year quarter's $509.6 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
Last quarter, non-GAAP EPS came in at $0.50. GAAP EPS of $0.47 for Q4 were 34% higher than the prior-year quarter's $0.35 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Recent performance
For the preceding quarter, gross margin was 37.9%, 180 basis points better than the prior-year quarter. Operating margin was 15.5%, 170 basis points better than the prior-year quarter. Net margin was 8.4%, 100 basis points better than the prior-year quarter.

Looking ahead

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

Investor sentiment
The stock has a three-star rating (out of five) at Motley Fool CAPS, with 103 members out of 118 rating the stock outperform, and 15 members rating it underperform. Among 28 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 25 give GNC Holdings 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 GNC Holdings is outperform, with an average price target of $45.88.

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