Pinnacle West Capital (NYSE: PNW) is expected to report Q1 earnings on May 3. 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 Pinnacle West Capital's revenues will grow 3.4% and EPS will turn positive

The average estimate for revenue is $641.9 million. On the bottom line, the average EPS estimate is $0.07.

Revenue details
 Last quarter, Pinnacle West Capital booked revenue of $693.1 million. GAAP reported sales were 3.8% higher than the prior-year quarter's $667.9 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 $0.24. GAAP EPS of $0.20 for Q4 were 67% higher than the prior-year quarter's $0.12 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 35.4%, 190 basis points better than the prior-year quarter. Operating margin was 14.6%, 280 basis points better than the prior-year quarter. Net margin was 3.3%, 140 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $3.39 billion. The average EPS estimate is $3.56.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 119 members out of 141 rating the stock outperform, and 22 members rating it underperform. Among 45 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 39 give Pinnacle West Capital a green thumbs-up, and six give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Pinnacle West Capital is hold, with an average price target of $54.62.

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