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
Comisión Nacional Bancaria y de Valores Comisión Nacional Bancaria y de Valores In Mexico, the Comisión Nacional Bancaria y de Valores (CNBV) () is an independent agency of the Secretariat of Finance and Public Credit (Mexico) (SHCP) body with technical autonomy and executive powers over the Mexican financial system. Its main role is to supervise and regulate the entities that make up the Mexican financial system, in order to ensure its stability and proper operation, and to maintain and promote the healthy and balanced development of the financial system as a whole, in protecting the interests of the public. The Chairman since December 2012 is economist