View all Announcement Fri,December,19,2025

Important Announcement: Revision in Market Lot Size for Index Derivative Contracts

This is to inform all clients that NSEvide CircularRef. No. 176/2025 dated October 03, 2025, has announced arevision in market lot sizes for Index Derivative contracts.

Restriction onQuarterly & Half-Yearly Contracts (Effective Immediately)

• Fresh positions in Quarterly andHalf-Yearly Index Derivative contracts are NOT permitted withimmediate effect.

• Only existing positions may bemanaged, i.e., reduced or closed.

Lot Size Revision Effective Date

• Revised market lot sizes will beapplicable from December 30, 2025 (EOD).

• All existing Quarterly andHalf-Yearly contracts, including March 2026 expiry, will betransitioned to the revised lot sizes from this date.

Revised Market LotSizes

Client Advisory ActionRequired

Clients holding March 2026 IndexDerivative contracts are advised to:

1. Close existing positions (old lotsize) on or before December 30, 2025, and

2. Initiate fresh positions onlyafter expiry / lot size revision, in contracts with the revised lotsize, if they wish to continue their exposure.

This advisory is issued to help clientsavoid operational issues, margin impact, or contract adjustmentsarising from the lot size revision.

Additional Information

• The March 2026 contract, initiallyintroduced as a Quarterly contract, will become a Far Month contractafter the December 2025 monthly expiry (EOD).

• Clients are requested to plantheir positions accordingly.

[Posted @ 15:11 PM]

---