As per the circular dated 12th July 2023, The National Stock Exchange of India has announced that the Nifty Midcap Select (MIDCPNIFTY) expiry day will be revised from Wednesday to Monday with effect from 16th August 2023, and all the contracts with the revised expiry dates will be available for trading from 17th August 2023. As a result, the following points will be applicable:

• Expiry cycle for August 16, 2023, will be on Wednesday only.
• The first Monday expiry will be on August 21, 2023.

For more details, refer to this circular.