According to the Securities Exchange Board of India (SEBI), a periodic revision in Market Lot on Individual Stocks of Derivative Contracts is done, and the changes are made public.
The Derivatives that are expiring in the month of May, June, and July 20222 are going to be revised.
15 derivatives expiring after November 2020 are revised downwards -effective from October 30, 2020.
12 derivatives expiring on or after Jan 2021 are revised upwards - effective from October 30, 2020.
108 derivatives remained unchanged without any revision. All the details are available in the Annexure attached with the circular number (87/2020) By NSE on September 30, 2020. The circular has a four-part Annexure viz 1,2,3, and 4, covering all the information in detail.
The Circular states that the below things shall imply in the underlying asset of annexures 2 and 4.
Only the furthest month contracts, i.e., expiring in January 2021, will be revised for market lots.
As a result, contracts maturing in November 2020 and December 2020 will continue to use only the existing market lots.
All contracts expiring in January 2021 or later will have revised market lots.
The day spread order book will be unavailable for the combination contract expiring in December 2020 and January 2021.
The underlying closing price was averaged over a one-month period beginning September 1, 2020, and ending September 30, 2020.
This circular shall be effective from October 30, 2020.
Please find the list of downwards derivatives - all expiries.
List of revised upwards that is applicable on July expiry:
List of downwards revised lot size. (New Lot size is not a multiple of old lot size)