options trading education by SJ Options

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09

Jul

Portfolio Margin Trading

Portfolio Margin Trading Customer Portfolio Margin (CPM) options trading can be fantastic if you really know what you are doing.  When it’s used correctly, one can see incredible returns like 30% to 50% in a year.  When it’s not fully understood, it can be disastrous.  Before we get into the details, let’s first discuss the […]

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09

Jul

Short Strangles Portfolio Margin

Short Strangles and Portfolio Margin, A Death Trap? Customer Portfolio Margin (CPM) What is CPM?  CPM is a margin methodology in which the margins are supposed to be based on risk.  The standard risk model used to calculate these risk-based margins is called the TIMS (Theoretical Intermarket Margin System).  TIMS was developed by the OCC (Options Clearing […]

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