they seem to be cheapest than even IB for bulk trades anyone has experience using them http://www.eoption.com/margin_accts.html MARGINABLE OPTION TRANSACTIONS Option TypeInitial RequirementMaintenance Requirement Naked Puts20% of current market value minus out-of-money amount or 10% of strike, whichever is greater times the multiplier times the quantity20% of current market value minus out-of-money amount or 10% of strike, whichever is greater times the multiplier times the quantity plus the market value of the option i have Portfolio margin in Interactive brokers and I can hypothetically sell 1 naked PUT for 180 strike this dec month for 1250 190 Strike 1500 200 strike 1700 so as per them. lets say 180 strike. 1 put is 18000. 20% of curr value. it is 3600 $.-(2000 or 1800) ie. 1600. is my calculation correct?
They clear Apex. House rules for APEX PM accounts shock an equity portfolio 25%, loss much be less than your assets. Index options 25% no more than 2X your assets and 50% no more than 4X your assets. I can't tell you if IB is better than Apex, because IB does not tell you their house rules. 1245