Nasdaq OMX Group (Nasdaq: NDAQ) is expected to report Q2 earnings on July 24. 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 Nasdaq OMX Group's revenues will expand 4.0% and EPS will wither -1.6%.

The average estimate for revenue is $441.2 million. On the bottom line, the average EPS estimate is $0.63.

Revenue details
Last quarter, Nasdaq OMX Group reported revenue of $418.0 million. GAAP reported sales were 7.5% lower than the prior-year quarter's $804.0 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 $0.64. GAAP EPS of $0.25 for Q1 were 48% lower than the prior-year quarter's $0.48 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 56.2%, 470 basis points better than the prior-year quarter. Operating margin was 25.3%, 150 basis points better than the prior-year quarter. Net margin was 5.6%, 500 basis points worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $1.87 billion. The average EPS estimate is $2.61.

Investor sentiment
The stock has a five-star rating (out of five) at Motley Fool CAPS, with 584 members out of 607 rating the stock outperform, and 23 members rating it underperform. Among 159 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 157 give Nasdaq OMX Group a green thumbs-up, and two give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Nasdaq OMX Group is outperform, with an average price target of $31.57.

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