source:[1] Chipotle OKs Additional $500 Million for Stock Buybacks (https://finance.yahoo.com/m/0c800fd3-9c4c-304 ...)[2] Chipotle Mexican Grill announces $500M share repurchase program - Seeking Alpha (https://seekingalpha.com/news/4138000-chipotl ...)[3] Chipotle stock rises after $500 million share repurchase authorization - Investing.com (https://vertexaisearch.cloud.google.com/groun ...)