Companhia de Saneamento Basico do Estado de Sao Paulo (NYSE: SBS) is expected to report Q3 earnings on Oct. 30. 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 Companhia de Saneamento Basico do Estado de Sao Paulo's revenues will shrink -11.2% and EPS will grow 414.7%.

The average estimate for revenue is $1.24 billion. On the bottom line, the average EPS estimate is $1.75.

Revenue details
 Last quarter, Companhia de Saneamento Basico do Estado de Sao Paulo notched revenue of $1.23 billion. GAAP reported sales were 18% lower than the prior-year quarter's $1.50 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 $2.08. GAAP EPS of $0.63 for Q2 were 53% lower than the prior-year quarter's $1.35 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 36.7%, 180 basis points worse than the prior-year quarter. Operating margin was 25.9%, 190 basis points worse than the prior-year quarter. Net margin was 11.8%, 870 basis points worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $4.98 billion. The average EPS estimate is $3.27.

Investor sentiment

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Companhia de Saneamento Basico do Estado de Sao Paulo is hold, with an average price target of $65.94.