Red Robin Gourmet Burgers (Nasdaq: RRGB) reported earnings on Aug. 9. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended July 8 (Q2), Red Robin Gourmet Burgers met expectations on revenues and beat expectations on earnings per share.

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

Margins expanded across the board.

Revenue details
 Red Robin Gourmet Burgers chalked up revenue of $223.7 million. The 11 analysts polled by S&P Capital IQ predicted revenue of $225.2 million on the same basis. GAAP reported sales were 3.7% higher than the prior-year quarter's $215.8 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 $0.52. The 12 earnings estimates compiled by S&P Capital IQ averaged $0.50 per share. GAAP EPS of $0.52 for Q2 were 18% higher than the prior-year quarter's $0.44 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 22.4%, 30 basis points better than the prior-year quarter. Operating margin was 5.1%, 50 basis points better than the prior-year quarter. Net margin was 3.5%, 30 basis points better than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $209.8 million. On the bottom line, the average EPS estimate is $0.16.

Next year's average estimate for revenue is $968.9 million. The average EPS estimate is $1.85.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 249 members out of 310 rating the stock outperform, and 61 members rating it underperform. Among 103 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 89 give Red Robin Gourmet Burgers a green thumbs-up, and 14 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Red Robin Gourmet Burgers is outperform, with an average price target of $40.85.