The Lima Stock Exchange (BVL), also known as the Bolsa de Valores de Lima, is the only stock exchange of Peru. It is a member of the Sustainable Stock Exchanges, a project of the United Nations. BVL is regulated by the Peruvian Superintendency of Securities Market and is headquartered in Lima, the country's capital and largest city. The exchange operates a financial markets system called SMF DATATEC. It lists 283 companies and has a market cap of $124 billion. The exchange also houses ETFs, debt securities and bonds convertible into shares. Among the listings are well-known and actively traded companies such as Alicorp, Ferreycorp, Intercorp Financial Services, InRetail Perú and the Volcan Compañía Minera. BVL has several indices, all of which are managed by the S&P Dow Jones Indices. The S&P/BVL Peru General Index is widely considered to be a broad benchmark for the Peruvian stock market. It is a modified market capitalization weighted index of locally listed stocks that are screened for eligibility. Another key index is the S&P/BVL Peru Select Index, which tracks the performance of the largest and most liquid stocks.