ASX Limited is engaged in the providing securities exchange and ancillary services; derivative exchange and ancillary services; central counterparty clearing services, and registry, depository, settlement and delivery versus-payment clearing of financial products. The Company's segments include Listings and issuer services, Trading services, Equity post-trade services, and Derivatives and OTC markets. The Listings and issuer services segment includes listing fees and other issuer services. The Trading services segment includes market trading, information and technical services. The Equity post-trade services segment includes clearing and settlement of quoted securities, including equities and warrants and exchange-traded funds. The Derivatives and OTC markets segment includes trading and clearing of futures and equity options, and clearing of over-the-counter (OTC) interest rate derivatives; settlement, depository and registry services for debt securities and cash transactions.