Gran Tierra Energy (AMEX: GTE) reported earnings on Aug. 7. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended June 30 (Q2), Gran Tierra Energy whiffed on revenues and missed estimates on earnings per share.

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

Margins contracted across the board.

Revenue details
Gran Tierra Energy recorded revenue of $115.2 million. The five analysts polled by S&P Capital IQ predicted sales of $141.8 million on the same basis. GAAP reported sales were 29% lower than the prior-year quarter's $161.7 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 $0.05. The five earnings estimates compiled by S&P Capital IQ averaged $0.12 per share. GAAP EPS of $0.05 for Q2 were 55% lower than the prior-year quarter's $0.11 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 76.3%, 940 basis points worse than the prior-year quarter. Operating margin was 32.7%, 1,480 basis points worse than the prior-year quarter. Net margin was 11.4%, 810 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $160.1 million. On the bottom line, the average EPS estimate is $0.10.

Next year's average estimate for revenue is $638.2 million. The average EPS estimate is $0.31.

Investor sentiment
The stock has a three-star rating (out of five) at Motley Fool CAPS, with 354 members out of 377 rating the stock outperform, and 23 members rating it underperform. Among 57 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 50 give Gran Tierra Energy a green thumbs-up, and seven give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Gran Tierra Energy is outperform, with an average price target of $8.22.