Jim Chanos, a noted short seller on Wall Street, disclosed a new bet against used car retailer Carvana (CVNA). Valued at a market cap of $45 billion, CVNA stock has returned 2,155% in the last three years. However, it fell 11% yesterday after Chanos highlighted concerns over the mounting stress in the subprime auto lending market. www.barchart.com Chanos pointed to rising delinquencies, defaults, and the recent collapse of Tricolor Holdings as red flags, questioning how Carvana continues thriving while c ...