Trina Solar (NYSE: TSL) is expected to report Q2 earnings on Aug. 21. 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 Trina Solar's revenues will wither -32.9% and EPS will shrink to a loss.

The average estimate for revenue is $388.7 million. On the bottom line, the average EPS estimate is -$0.72.

Revenue details
Last quarter, Trina Solar reported revenue of $349.9 million. GAAP reported sales were 36% lower than the prior-year quarter's $550.9 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 -$0.42. GAAP EPS were -$0.50 for Q1 compared to $0.50 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 5.8%, 2,170 basis points worse than the prior-year quarter. Operating margin was -11.4%, 2,670 basis points worse than the prior-year quarter. Net margin was -8.5%, 1,720 basis points worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $1.63 billion. The average EPS estimate is -$1.73.

Investor sentiment
The stock has a two-star rating (out of five) at Motley Fool CAPS, with 1,058 members out of 1,263 rating the stock outperform, and 205 members rating it underperform. Among 217 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 132 give Trina Solar a green thumbs-up, and 85 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Trina Solar is hold, with an average price target of $8.91.

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