Chipotle (CMG) jumped 2% after-hours after announcing a $500 million share repurchase, boosting its total buyback authorization to ~$750 million. Shares have slid 36% YTD after weak Q2 results & guidance cuts, but retail sentiment turned "extremely bullish" (86/100) on Stocktwits. CMG is betting on easing inflation, new menus & global expansion (South Korea, Singapore 2026) to revive growth.