Bulgarian Stock Exchange AD operates as the sole stock exchange in Bulgaria, facilitating organized trading in a range of financial instruments. Established in 1991 through the merger of regional exchanges and officially licensed in 1997, it functions via three key segments: Trading in Financial Instruments, Information Services, and Registration and Maintenance of Issues for Trading Regulated Market. The company employs the advanced T7 electronic trading system for cash market transactions in equities, exchange-traded funds, mutual funds, bonds, warrants, certificates, and subscription rights. It calculates prominent indices including SOFIX, BGBX40, BGTR30, and BGREIT, publishes daily trading bulletins, and supplies market data to vendors, agencies, and intermediaries. Additional services encompass X3 News for regulatory disclosures under the Public Offering of Securities Act (POSA) and X3Analytics for financial analysis. Headquartered in Sofia with around 65 employees, Bulgarian Stock Exchange AD plays a pivotal role in developing Bulgaria's capital market, supporting clearing systems, SME platforms, and sustainability initiatives like ESG training and indices.