Korea clearing structure in question after HanMag trading error

Korea trading snafu casts doubt on KRX's default fund structure

A small Korean securities firm with a market capitalisation of just $20 million caused losses of more than $45 million back in December creating confusion and chaos in the listed derivatives market and leaving dealers and regulators scratching their heads about how it could have happened.

In early February a number of securities firms met with Korea Exchange (KRX) to suggest measures to prevent future trading mistakes and suggest tighter requirements of members. HanMag's capital of just $20 mill