HCA Holdings (NYSE: HCA) is expected to report Q2 earnings around Aug. 5. 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 HCA Holdings' revenue will increase 9.3% and EPS will expand 52.9%.

The average estimate for revenue is $8.82 billion. On the bottom line, the average EPS estimate is $0.78.

Revenue details
Last quarter, HCA Holdings logged revenue of $9.20 billion. GAAP reported sales were 14% higher than the prior-year quarter's $8.06 billion.

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, EPS came in at $1.18. GAAP EPS of $1.18 for Q1 were 127% higher than the prior-year quarter's $0.52 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 44.0%, 70 basis points better than the prior-year quarter. Operating margin was 15.1%, 70 basis points better than the prior-year quarter. Net margin was 5.9%, 290 basis points better than the prior-year quarter.

Looking ahead
The full year's average estimate for revenue is $35.26 billion. The average EPS estimate is $3.58.

Investor sentiment
The stock has a three-star rating (out of five) at Motley Fool CAPS, with 50 members out of 58 rating the stock outperform, and eight members rating it underperform. Among 15 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 14 give HCA Holdings a green thumbs-up, and one gives it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on HCA Holdings is outperform, with an average price target of $32.20.