maintenance margin
The minimum account value an investor is required to maintain to continue holding one or more futures contracts. The dollar value for maintenance margin varies by the specific commodity or financial instrument. An account that falls below the combined maintenance margin for all positions in the account will receive a margin call and be subject to full or partial liquidation. Compare to initial margin. See Margin.
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used margin
margin account
margin call
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over the counter (OTC )
value at risk
Penny Stock Reform Act of 1990
current cost