Exar (Nasdaq: EXAR) is expected to report Q4 earnings on April 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 Exar's revenues will grow 13.8% and EPS will turn positive

The average estimate for revenue is $31.6 million. On the bottom line, the average EPS estimate is $0.09.

Revenue details
 Last quarter, Exar booked revenue of $31.0 million. GAAP reported sales were 4.4% higher than the prior-year quarter's $29.7 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 $0.09. GAAP EPS were $0.03 for Q3 against -$0.11 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 48.6%, 60 basis points better than the prior-year quarter. Operating margin was 0.8%, much better than the prior-year quarter. Net margin was 4.9%, much better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $122.5 million. The average EPS estimate is $0.27.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 72 members out of 77 rating the stock outperform, and five members rating it underperform. Among 17 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 16 give Exar a green thumbs-up, and one give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Exar is outperform, with an average price target of $10.05.

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