America Movil helps Mexico gain in holiday-shortened session By: MarketWatch December 24, 2008 at 12:09 PM EST Mexican stocks rose in Wednesdayâs abbreviated trading session, with telecommunications stocks contributing to the benchmarkâs advance. Read More >> Related Stocks: America Movil S.A.B. DE C.V. ADR Cemex S.A.B. DE C.V. ADR Dow Jones Industrial Average (EOD) Enersis Americas S.A. American ADR Grupo Aeroportuario Del Sureste ADR Sociedad Quimica Y Minera DE Chile ADR R Wal-Mart DE Mex SP A ADR