Comment on STT Trap - Options Expiry - NSE BSE MCX-SX
commented on
21 Sep 2016, 05:27 PM
If you bought 300 put and market expires at any price above 300, the option expires at 0. You lose all the money, since it expires worthless nothing to pay.
It doesn’t matter if trade happens or not, 300 put will be settled only if stock closes below 300 otherwise it is worthless.
Suggest you to go through the F&O module here: http://zerodha.com/varsity/