26 Oct 2018, 08:45 AM
Change in Bank Nifty F&O Lot SizeEffective from today, Bank Nifty lot size has been changed from 40 to 20. If you have an existing position with one lot of 40, your position will now be for 2 lots of 20 units.
The maximum size per order (order freeze quantity) remains the same at 2500 (125 lots). Check the margin calculator for updated margin requirement.
Read this exchange circular for more details.