Exelon (NYSE: EXC) is expected to report Q3 earnings around Oct. 31. 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 Exelon's revenues will grow 37.7% and EPS will wither -35.7%.

The average estimate for revenue is $7.29 billion. On the bottom line, the average EPS estimate is $0.72.

Revenue details
 Last quarter, Exelon reported revenue of $6.37 billion. GAAP reported sales were 32% higher than the prior-year quarter's $4.50 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, non-GAAP EPS came in at $0.61. GAAP EPS of $0.33 for Q2 were 65% lower than the prior-year quarter's $0.93 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 26.1%, 850 basis points worse than the prior-year quarter. Operating margin was 13.6%, 940 basis points worse than the prior-year quarter. Net margin was 4.8%, 900 basis points worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $25.14 billion. The average EPS estimate is $2.75.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 1,925 members out of 1,981 rating the stock outperform, and 56 members rating it underperform. Among 459 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 447 give Exelon a green thumbs-up, and 12 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Exelon is hold, with an average price target of $40.09.

Can your retirement portfolio provide you with enough income to last? You'll need more than Exelon. Learn about crafting a smarter retirement plan in "The Shocking Can't-Miss Truth About Your Retirement." Click here for instant access to this free report.