Boardwalk Pipeline Partners (NYSE: BWP) reported earnings on Feb. 11. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended Dec. 31 (Q4), Boardwalk Pipeline Partners missed estimates on revenues and beat expectations on earnings per share.

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

Margins increased across the board.

Revenue details
 Boardwalk Pipeline Partners notched revenue of $325.7 million. The 10 analysts polled by S&P Capital IQ expected a top line of $341.8 million on the same basis. GAAP reported sales were 9.7% higher than the prior-year quarter's $296.9 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 $0.44. The 11 earnings estimates compiled by S&P Capital IQ predicted $0.37 per share. GAAP EPS of $0.39 for Q4 were 18% higher than the prior-year quarter's $0.33 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 77.1%, 50 basis points better than the prior-year quarter. Operating margin was 40.3%, 40 basis points better than the prior-year quarter. Net margin was 27.7%, 260 basis points better than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $363.9 million. On the bottom line, the average EPS estimate is $0.40.

Next year's average estimate for revenue is $1.34 billion. The average EPS estimate is $1.41.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 474 members out of 496 rating the stock outperform, and 22 members rating it underperform. Among 180 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 176 give Boardwalk Pipeline Partners a green thumbs-up, and four give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Boardwalk Pipeline Partners is hold, with an average price target of $29.25.

Is Boardwalk Pipeline Partners the right energy stock for you? Read about a handful of timely, profit-producing plays on expensive crude in "3 Stocks for $100 Oil." Click here for instant access to this free report.