ASX Limited operates Australia’s primary securities exchange, providing listing, trading, clearing, settlement, market data, and connectivity across equities, derivatives, ETFs, and fixed income. It earns fees from listings, transactions, post‑trade services, and data/technology services for brokers, issuers, and investors. Founded in 1987 and headquartered in Sydney, ASX runs central counterparty clearing and depository infrastructure and is widely ranked among the world’s larger exchanges by market capitalization.