The National Stock Exchange (NSE) has asked markets regulator, the Securities and Exchange Board of India (Sebi), for permission to extend trading hours for derivatives till 9 pm, and eventually, perhaps, 11.55 pm. It should be noted that the NSE is likely to get the permission, as Sebi has already cleared the concept of extending trading hours till 11.55 pm for derivatives and 5 pm for equities. This should be welcomed, even as it may impose additional costs on brokerages and the exchange.
The rationale behind extended trading hours, apart from possible trading volume gains, is that this would enable Indian