A Trading Member shall cause daily review to be made of all margin financing accounts to ensure that credit is not over-extended beyond the approved facility and that the margin financing requirements prescribed above are met at all times. For the purpose of computing margin financing requirements in a margin financing account, the last done price of the security on the preceding Market Day, or in the case of a Prescribed Security, the closing price of the Prescribed Security on the preceding Market Day, shall be used. All transactions done on the same day shall be combined on a transaction date basis and the total cost of purchase or the net proceeds of sale including any commission charged and other expenses shall be taken into account for computing margin financing requirements.

Amended on 23 January 200923 January 2009 and 24 February 201424 February 2014.