Silicon Motion Technology (Nasdaq: SIMO) reported earnings on April 25. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended March 31 (Q1), Silicon Motion Technology beat slightly on revenues and missed estimates on earnings per share.

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

Margins dropped across the board.

Revenue details
 Silicon Motion Technology booked revenue of $57.4 million. The seven analysts polled by S&P Capital IQ foresaw revenue of $56.7 million on the same basis. GAAP reported sales were 10% lower than the prior-year quarter's $64.0 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 $0.17. The seven earnings estimates compiled by S&P Capital IQ anticipated $0.22 per share. Non-GAAP EPS of $0.17 for Q1 were 59% lower than the prior-year quarter's $0.41 per share. GAAP EPS of $142.05 for Q1 were much higher than the prior-year quarter's $0.39 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 43.8%, 560 basis points worse than the prior-year quarter. Operating margin was 12.2%, 860 basis points worse than the prior-year quarter. Net margin was 8.4%, much worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $70.9 million. On the bottom line, the average EPS estimate is $0.39.

Next year's average estimate for revenue is $309.0 million. The average EPS estimate is $1.84.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 793 members out of 814 rating the stock outperform, and 21 members rating it underperform. Among 169 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 166 give Silicon Motion Technology a green thumbs-up, and three give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Silicon Motion Technology is buy, with an average price target of $22.57.

Is Silicon Motion Technology the best semiconductor stock for you? You may be missing something obvious. Check out the semiconductor company that Motley Fool analysts expect to lead "The Next Trillion-dollar Revolution." Click here for instant access to this free report.