Quote from uptickk:
Does anyone know the intraday and overnight margin requirements?
From Interactive Brokers
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Korea Stock Exchange (KSE)
calculator for conversion
http://coinmill.com/KRW_calculator.html#KRW=8359375
I do not see k200 listed in IB 50% margin though
Futures - Intraday Margin
http://individuals.interactivebrokers.com/en/p.php?f=margin