On July 30, Chipotle Mexican Grill rose 5.23% in pre-market trading, trading at $36.05/share. The rally follows the company's after-hours release of Q2 fiscal results, with both revenue and profit exceeding market expectations.

Specifically, Q2 same-store sales grew 2.2%, driven by a 1.2% increase in average check size and 1% transaction growth. Digital sales accounted for 38.3% of total food revenue, up from 35.5% a year ago. The company raised its full-year same-store sales outlook from \"about flat\" to \"low single-digit growth\" and announced a $1.3 billion share repurchase plan, further boosting investor confidence. On the cost side, food packaging costs rose to 29.7% of revenue from 28.9%, pressured by higher beef and freight prices.

However, management cautioned that Q3 will be the most challenging quarter this year, as a cyclospora outbreak slowed customer traffic in late July, with Q3 same-store sales growth expected at approximately 1%.

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