Teradyne (NYSE: TER) reported earnings on April 24. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q1), Teradyne beat expectations on revenues and beat expectations on earnings per share.

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

Gross margins grew, operating margins shrank, net margins dropped.

Revenue details
Teradyne logged revenue of $280.4 million. The 14 analysts polled by S&P Capital IQ looked for revenue of $274.1 million on the same basis. GAAP reported sales were 29% lower than the prior-year quarter's $396.7 million.

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

EPS details
EPS came in at $0.09. The 14 earnings estimates compiled by S&P Capital IQ averaged $0.03 per share. Non-GAAP EPS of $0.09 for Q1 were 70% lower than the prior-year quarter's $0.30 per share. GAAP EPS of $0.03 for Q1 were 80% lower than the prior-year quarter's $0.15 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 54.7%, 530 basis points better than the prior-year quarter. Operating margin was 1.7%, much worse than the prior-year quarter. Net margin was 2.4%, 610 basis points worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
Next quarter's average estimate for revenue is $423.6 million. On the bottom line, the average EPS estimate is $0.42.

Next year's average estimate for revenue is $1.62 billion. The average EPS estimate is $1.43.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 288 members out of 312 rating the stock outperform, and 24 members rating it underperform. Among 78 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 75 give Teradyne 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 Teradyne is outperform, with an average price target of $19.63.

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Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. The Motley Fool has no position in any of the stocks mentioned. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.