Clean Energy Fuels (Nasdaq: CLNE) is expected to report Q2 earnings on Aug. 6. 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 Clean Energy Fuels's revenues will grow 15.9% and EPS will remain in the red.

The average estimate for revenue is $80.1 million. On the bottom line, the average EPS estimate is -$0.18.

Revenue details
Last quarter, Clean Energy Fuels logged revenue of $73.6 million. GAAP reported sales were 13% higher than the prior-year quarter's $65.3 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, non-GAAP EPS came in at -$0.16. GAAP EPS were -$0.37 for Q1 versus -$0.14 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 24.1%, 400 basis points worse than the prior-year quarter. Operating margin was -24.2%, 1,360 basis points worse than the prior-year quarter. Net margin was -43.3%, 2,840 basis points worse than the prior-year quarter.

Looking ahead
The full year's average estimate for revenue is $350.9 million. The average EPS estimate is -$0.65.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 1,580 members out of 1,635 rating the stock outperform, and 55 members rating it underperform. Among 268 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 248 give Clean Energy Fuels a green thumbs-up, and 20 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Clean Energy Fuels is hold, with an average price target of $21.00.

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