The Bombay Stock Exchange is a stock exchange in Mumbai, India, with over 5,500 listed companies as of 2015, according to the exchange's official site. In addition to equities, the BSE serves as a market for trading debt instruments, derivatives and mutual funds.
The Bombay Stock Exchange was established in 1875 as Asia's first stock exchange. The exchange's Sensex index is India's most widely tracked stock market benchmark.
The exchange was the 12-largest in the world as of November 2014, according to Insider Monkey. Companies listed on the exchange had a total market cap of $1.51 trillion, making the Bombay Stock Exchange slightly larger than the National Stock Exchange of India.