Revision in Market Lot for Index Derivatives Contracts

The market lot sizes have been revised for both NSE and BSE Indices to comply with the guidelines mentioned in the SEBI Circular (SEBI/HO/MRD/TPD-1/P/CIR/2024/132) dated 01-Oct-24 on measures to strengthen the equity index derivatives framework for increased investor protection and market stability. 

As per the NSE Circular, w.e.f. 20-Nov-24, the lot size for index derivatives has been revised as follows:

Sr. No.

Underlying Index 

Symbol 

Existing Lot Size 

Revised Market Lot

Nifty 50 

NIFTY 

25 

75

Nifty Bank 

BANKNIFTY 

15 

30

Nifty Financial Services 

FINNIFTY 

25 

65

Nifty Midcap Select 

MIDCPNIFTY 

50 

120

Nifty Next 50 

NIFTYNXT50 

10 

25

The market lot of BSE index derivatives for contracts introduced after 20-Nov-24 has been revised as follows as per the BSE Circular:

Underlying Index

Existing Market Lot

Revised Market Lot

BSE Sensex

10

20

BSE Bankex

15

30

BSE Sensex 50

25

60

In light of the above, please note the following changes regarding transitioning existing positions into new lot sizes. 

  1. The existing weekly and monthly expiry contracts (Table 1) will continue with the existing lot size until their respective expiry dates.

Table 1

S. No. 

Index Derivative

Expiration Cycle

Last Expiry Date (Old Lot Size)

First Expiry Date (New Lot Size)

1

NIFTY

Weekly

19-Dec-24

02-Jan-25

Monthly 

30-Jan-25

27-Feb-25

2

BANKNIFTY

Monthly 

29-Jan-25

26-Feb-25

3

SENSEX

Weekly

03-Jan-25

10-Jan-25

Monthly 

31-Jan-25

28-Feb-25


2. Existing quarterly and half-yearly (long-dated) expiry contracts shall be transitioned to the new lot size as per Table 2 below. 

Table 2

S. No.

Underlying Index

Symbol

Expiry Dates of Existing Long-dated Open Contracts

Last Date of Existing Lot Size

1

Nifty 50

NIFTY

27-Mar-25

26-Jun-25

25-Sep-25

24-Dec-25

25-Jun-26

31-Dec-26

24-Jun-27

30-Dec-27

29-Jun-28

28-Dec-28

28-Jun-29

26-Dec-24

2

Nifty Bank 

BANKNIFTY

26-Mar-25

25-Jun-25

24-Sep-25

24-Dec-24

3. No action will be allowed in the odd lot quantity after 24-Dec-24 for BANKNIFTY, 26-Dec-24 for NIFTY Contracts, and 27-Dec-24 for SENSEX Contracts. Investors with positions will have to carry until maturity and the remaining odd lot quantities will be settled in cash on their respective original expiry date only.

4. No impact of Stock derivative contracts.

5. Spread Orders will not be available in existing lot sizes for Feb-25 or beyond rollovers. i.e Dec-24 & Feb-25, Jan-25 & Feb-25 and Feb-25 & Mar-25. 

The complete details regarding the transition of existing positions into the new lot-size contracts will be shared with the concerned people on their mapped credentials.

Share button