Over the course of the last 12 months, the regulator has introduced different risk metrics for the F&O space, such as position limits, upfront payments, expiry day margins and so on, the latest being introduced in December, which included the removal of the one-day grace period for index derivative limits, introduction of a pre-open session for futures as well, along with real-time intraday monitoring of market-wide position limits (MWPL).