The Malaysia Derivatives Exchange (MDEX), also known as Malaysian Distribution Exchange, is a limited share company formed during June 2001 in Malaysia through the merger of the Kuala Lumpur Options and Financial Futures Exchange (KLOFFE) and the Commodity and Monetary Exchange of Malaysia (COMMEX Malaysia). It is a subsidiary of the Kuala Lumpur Stock Exchange (KLSE).
MDEX is fully electronic, using the KLOFFE Automated Trading System (KATS). The exchange's most active contract is crude palm oil futures. It also trades futures and options on the KLSE Composite Index, three-month KLIBOR (Kuala Lumpur Interbank Offered Rate) futures, and five-year Malaysian Government securities futures. All derivatives except crude palm oil are cash settled. The KATS system has two trading sessions, separated by a lunch break. Trading is done Monday through Friday, from 8:45 a.m. to 6 p.m.