Supertex (Nasdaq: SUPX) reported earnings on May 8. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended March 30 (Q4), Supertex beat expectations on revenues and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue shrank. Non-GAAP earnings per share expanded significantly. GAAP earnings per share grew significantly.

Margins expanded across the board.

Revenue details
 Supertex logged revenue of $14.6 million. The three analysts polled by S&P Capital IQ foresaw a top line of $14.1 million on the same basis. GAAP reported sales were 11% lower than the prior-year quarter's $16.5 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 EPS came in at $0.18. The three earnings estimates compiled by S&P Capital IQ predicted $0.09 per share. Non-GAAP EPS of $0.18 for Q4 were 64% higher than the prior-year quarter's $0.11 per share. GAAP EPS of $0.13 for Q4 were 30% higher than the prior-year quarter's $0.10 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
 For the quarter, gross margin was 52.4%, 540 basis points better than the prior-year quarter. Operating margin was 6.8%, 540 basis points better than the prior-year quarter. Net margin was 10.4%, 270 basis points better than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $14.9 million. On the bottom line, the average EPS estimate is $0.10.

Next year's average estimate for revenue is $65.0 million. The average EPS estimate is $0.54.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 92 members out of 103 rating the stock outperform, and 11 members rating it underperform. Among 30 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 29 give Supertex 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 Supertex is outperform, with an average price target of $23.00.

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