Teekay Tankers (NYSE: TNK) reported earnings on Dec. 12. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended Sep. 30 (Q3), Teekay Tankers beat expectations on revenues and missed expectations on earnings per share.

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

Gross margins shrank, operating margins shrank, net margins expanded.

Revenue details
Teekay Tankers reported revenue of $46.1 million. The five analysts polled by S&P Capital IQ predicted sales of $43.0 million on the same basis. GAAP reported sales were 13% lower than the prior-year quarter's $49.7 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 seven earnings estimates compiled by S&P Capital IQ anticipated -$0.06 per share. GAAP EPS were -$0.12 for Q3 against -$0.28 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 38.7%, 1,190 basis points worse than the prior-year quarter. Operating margin was -10.5%, 1,620 basis points worse than the prior-year quarter. Net margin was -22.4%, 16,790 basis points better than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $46.5 million. On the bottom line, the average EPS estimate is -$0.04.

Next year's average estimate for revenue is $167.6 million. The average EPS estimate is -$0.09.

Investor sentiment
The stock has a three-star rating (out of five) at Motley Fool CAPS, with 258 members out of 274 rating the stock outperform, and 16 members rating it underperform. Among 50 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 45 give Teekay Tankers a green thumbs-up, and five give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Teekay Tankers is outperform, with an average price target of $4.73.

Can your portfolio provide you with enough income to last through retirement? You'll need more than Teekay Tankers. Learn how to maximize your investment income and "Secure Your Future With 9 Rock-Solid Dividend Stocks." Click here for instant access to this free report.

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.