Grupo Salinas region and by 1987, 59 stores. Elektra Group became a publicly traded company listed on the Bolsa Mexicana de Valores, the Mexican Stock Exchange. In 1993, Grupo Elektra bought the Imevisión government television network and renamed it TV Azteca. TV Azteca created an initial public offering in 1997 on the Mexican and New York stock exchanges. In 2012, Grupo Elektra, a wholly owned subsidiary of Grupo Salinas, acquired Advance America for an estimated $780 million USD. In 2003, Grupo Salinas purchased the telecommunicaions company Iusacell and the mobile phone company Unefón. Iusacell was sold to AT&T in 2014, and rebranded
Mexicana de Aviación Mexicana de Aviación Compañía Mexicana de Aviación, S.A. de C.V. (commonly known as Mexicana) was Mexico's oldest airline and one of the oldest continuously single-branded airlines (after KLM, Avianca and QANTAS), and Mexico's biggest and flagship airline before ceasing operations on August 28, 2010. The group's closure was announced by the company's recently installed management team a short time after the group filed for Concurso Mercantil (Mexican law equivalent to US Chapter 11) and US Chapter 15. On April 4, 2014, a judge declared Mexicana bankrupt and ordered to start selling off the company's assets to repay the airline's obligations.