Red Robin Gourmet Burgers' GAAP loss for 2021 was $50.002 million, down 5.5 times from $276.068 million in the previous year. Revenue increased 33.9% to $1.162 billion from $0.868 billion a year earlier.
Red Robin Gourmet Burgers' GAAP loss for 2021 was $50.002 million, down 5.5 times from $276.068 million in the previous year. Revenue increased 33.9% to $1.162 billion from $0.868 billion a year earlier. 
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