Comment on Basics on Options Shorting/Writing
commented on
27 Aug 2014, 08:46 PM
1. You need not square it off at 0.05 or 0.1, you could just let it expire worthless. But if you need that margin to be unblocked which is being used for the short options to take fresh positions, you will have to.
2. No, if you let it expire, no brokerage or no STT.