Revision in Market Lot of Derivative Contracts on Indices
In pursuance of SEBI guidelines for periodic revision of lot size for derivatives contracts specified in the SEBI circular SEBI/HO/MRD-PoD2/CIR/P/2024/00181 dated December 30, 2024, the market lot of derivative contracts on the following Indices shall be revised as follows:
Sr. No | Underlying Index | Symbol | Present Market Lot | Revised Market lot |
1 | Nifty 50 | NIFTY | 75 | 65 |
2 | Nifty Bank | BANKNIFTY | 35 | 30 |
3 | Nifty Financial Services | FINNIFTY | 65 | 60 |
4 | Nifty Mid Select | MIDCPNIFTY | 140 | 120 |
The market lot of derivative contracts on the following Index is unchanged:
Sr. No | Underlying Index | Symbol | Present Market Lot |
1 | Nifty Next 50 | NIFTYNXT50 | 25 |
The following are the other points to be noted:
- For purpose of computation of contract value, the average closing price of the underlying index has been taken for one-month period of September 2025.
- This circular shall come into effect from October28, 2025 (EOD).
- The existing lot size will be applicable for weekly and monthly contracts till December 30,2025 expiry date. Lot size of existing quarterly and half yearly contracts will be revised on 30-Dec2025 EOD. For ease of understanding, a summary has been provided in Annexure.
- The day spread order book will not be available for the combination contract of November 2025 – January 2026, December 2025 – January 2026 and December 2025 – February 2026.
Annexure
Index Derivatives | Expiration Cycle | Last expiry with existing lot size | First expiry with revised lot size |
Expiry Date | Expiry Date | ||
NIFTY | Weekly | 23-Dec-2025 | 06-Jan-2026 |
NIFTY | Monthly | 30-Dec-2025 | 27-Jan-2026 |
BANKNIFTY | |||
FINNIFTY | |||
MIDCPNIFTY |
Index Derivatives | Expiration Cycle | Expiry Date | Particulars |
NIFTY | Quarterly & Half Yearly | 31-Mar-2026* | Lot size of all existing quarterly and half yearly expiry contracts will be revised from December 30, 2025 (EOD) |
BANKNIFTY | Quarterly | 31-Mar-2026* | Lot size of all existing quarterly expiry contracts will be revised from December 30, 2025 (EOD) |
* Please note, the March 2026 contract which was introduced as quarterly contract will become far month contract of the respective index derivatives on December 2025 monthly expiry day (EOD).
Note: Dates may be subject to change on account of any holiday declared.
