Kirby (NYSE: KEX) reported earnings on April 25. Here are the numbers you need to know.

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

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

Margins dropped across the board.

Revenue details
Kirby recorded revenue of $566.9 million. The eight analysts polled by S&P Capital IQ anticipated a top line of $537.4 million on the same basis. GAAP reported sales were 89% higher than the prior-year quarter's $299.4 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 $0.99. The 11 earnings estimates compiled by S&P Capital IQ anticipated $0.91 per share. GAAP EPS of $0.91 for Q1 were 52% higher than the prior-year quarter's $0.60 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 32.2%, 580 basis points worse than the prior-year quarter. Operating margin was 15.7%, 290 basis points worse than the prior-year quarter. Net margin was 9.0%, 180 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $567.9 million. On the bottom line, the average EPS estimate is $1.01.

Next year's average estimate for revenue is $2.27 billion. The average EPS estimate is $4.06.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 181 members out of 190 rating the stock outperform, and nine members rating it underperform. Among 53 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 52 give Kirby 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 Kirby is outperform, with an average price target of $75.75.