All In-the-money Silver and Gold option contracts expiring on Nov 27, 2019, will devolve into a futures contract. Maintain adequate margins for the futures contract before 10 PM on Nov 26, 2019, to avoid square-off. Check the margin calculator for margin requirements. Fresh positions are not allowed in these options contracts on the expiry day.
Note: The expiry date of the Silver and Gold options contracts has been revised from Nov 27, 2019, to Nov 26, 2019 due to the change in the staggered delivery tender period in the underlying futures contract.