Niska Gas Storage Partners (NYSE: NKA) reported earnings on May 9. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q4), Niska Gas Storage Partners whiffed on revenues and crushed expectations on earnings per share.

Compared to the prior-year quarter, revenue dropped significantly. Non-GAAP earnings per share grew significantly. GAAP earnings per share shrank to a loss.

Gross margins increased, operating margins dropped, net margins dropped.

Revenue details
Niska Gas Storage Partners notched revenue of $45.1 million. The four analysts polled by S&P Capital IQ wanted to see a top line of $65.4 million on the same basis. GAAP reported sales were 44% lower than the prior-year quarter's $80.1 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 $0.79. The eight earnings estimates compiled by S&P Capital IQ predicted $0.11 per share. Non-GAAP EPS of $0.79 for Q4 were 61% higher than the prior-year quarter's $0.49 per share. GAAP EPS were -$0.02 for Q4 against $0.22 per share for the prior-year quarter.

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 83.8%, much better than the prior-year quarter. Operating margin was 33.4%, 370 basis points worse than the prior-year quarter. Net margin was -2.8%, much worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
Next quarter's average estimate for revenue is $51.0 million. On the bottom line, the average EPS estimate is $0.27.

Next year's average estimate for revenue is $208.2 million. The average EPS estimate is $0.67.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 120 members out of 129 rating the stock outperform, and nine members rating it underperform. Among 33 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 30 give Niska Gas Storage Partners 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 Niska Gas Storage Partners is hold, with an average price target of $11.08.

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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.