Marten Transport (Nasdaq: MRTN) reported earnings on July 17. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended June 30 (Q2), Marten Transport missed estimates on revenues and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue expanded and GAAP earnings per share improved significantly.

Margins expanded across the board.

Revenue details
Marten Transport recorded revenue of $157.0 million. The six analysts polled by S&P Capital IQ expected a top line of $162.7 million on the same basis. GAAP reported sales were 3.9% higher than the prior-year quarter's $151.1 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 $0.34. The seven earnings estimates compiled by S&P Capital IQ averaged $0.33 per share. GAAP EPS of $0.34 for Q2 were 21% higher than the prior-year quarter's $0.28 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 24.5%, 200 basis points better than the prior-year quarter. Operating margin was 7.7%, 80 basis points better than the prior-year quarter. Net margin was 4.8%, 70 basis points better than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $167.9 million. On the bottom line, the average EPS estimate is $0.35.

Next year's average estimate for revenue is $650.0 million. The average EPS estimate is $1.31.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 37 members out of 48 rating the stock outperform, and 11 members rating it underperform. Among 16 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 13 give Marten Transport 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 Marten Transport is outperform, with an average price target of $23.67.