FuelCell Energy (Nasdaq: FCEL) is expected to report Q2 earnings on June 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 FuelCell Energy's revenues will increase 59.6% and EPS will remain in the red.

The average estimate for revenue is $38.5 million. On the bottom line, the average EPS estimate is -$0.05.

Revenue details
 Last quarter, FuelCell Energy logged revenue of $36.4 million. GAAP reported sales were 16% higher than the prior-year quarter's $31.3 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, EPS came in at -$0.07. GAAP EPS were -$0.07 for Q1 versus -$0.05 per share for the prior-year quarter.

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 -6.4%, much worse than the prior-year quarter. Operating margin was -30.2%, much worse than the prior-year quarter. Net margin was -32.1%, much worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $160.8 million. The average EPS estimate is -$0.17.

Investor sentiment
 The stock has a one-star rating (out of five) at Motley Fool CAPS, with 586 members out of 716 rating the stock outperform, and 130 members rating it underperform. Among 117 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 65 give FuelCell Energy a green thumbs-up, and 52 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on FuelCell Energy is outperform, with an average price target of $2.13.

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