source:[1] UPS cancels deal for Estafeta (https://finance.yahoo.com/news/ups-cancels-de ...)[2] ups-20250918 - SEC.gov (https://vertexaisearch.cloud.google.com/groun ...)[3] Recent Mergers and Acquisitions, Including the largest M&A Deals in previous years (https://vertexaisearch.cloud.google.com/groun ...)