Key Takeaways Chipotle stock fell 17.6% in a month, underperforming both its industry peers and the S&P 500.Weak Q2 results, flat 2025 comp sales outlook and rising costs are pressuring CMG's performance.Expansion, digital growth and loyalty initiatives remain key drivers of Chipotle's long-term story.Shares of Chipotle Mexican Grill, Inc. (CMG) have declined 17.6% in the past month compared with the Zacks Retail - Restaurants industry’s 1.6% drop. Over the same timeframe, the stock has underperformed the S ...