Borsa Istanbul is the main stock exchange in Turkey, located in its largest city, Istanbul. It was established in 1985 and serves as a platform for buying and selling shares of publicly traded companies. The exchange plays a crucial role in the Turkish economy by facilitating investment and providing companies with access to capital. The exchange operates various markets, including the equity market, debt securities market, and derivatives market. Borsa Istanbul is also a member of the World Federation of Exchanges, which connects it to global financial markets. It aims to enhance transparency and efficiency in trading activities.