Applicability of Enhanced Surveillance Measure (ESM)

National Stock Exchange of India Limited

Circular

Department: SURVEILLANCE

To All NSE Members

Sub: Applicability of Enhanced Surveillance Measure (ESM)

This is with reference to Exchange Circular nos. NSE/SURV/56948, NSE/SURV/57609, NSE/SURV/63361, NSE/SURV/64066, NSE/SURV/64400, and NSE/SURV/69315 dated June 02, 2023, July 18, 2023, August 09, 2024, September 20, 2024, October 04, 2024, and July 25, 2025 respectively in respect of Enhanced Surveillance Measure (ESM).

Members are hereby requested to note the following:

• ➢ The securities as per the attached Annexure I have satisfied the criteria for inclusion under aforesaid measure and shall attract a minimum 100% margin w.e.f. September 21, 2026 on all open positions as on September 18, 2026, and new positions created from September 21, 2026.
• ➢ The securities as given in Annexure II, are eligible to move out from the said framework.
• ➢ A consolidated list of securities under the framework is given in Annexure III.

Securities qualifying under ESM shall be shifted from Rolling Settlement segment (Series: EQ/SM) to Trade-for-Trade segment (Series: BE/ST) w.e.f. September 21, 2026.

Additionally, securities shifting to Stage II shall be under Trade for Trade with price band of 2% under Periodic Call Auction w.e.f. September 18, 2026.

Market participants may note that the ESM framework shall be in conjunction with all other prevailing surveillance measures being imposed by the Exchanges from time to time.

National Stock Exchange of India Limited

Further, it may also be noted that the shortlisting of securities under ESM is purely on account of market surveillance, and it should not be construed as an adverse action against the concerned company / entity.

For more information on Enhanced Surveillance Measure please refer to our Frequently Asked Questions (FAQs) - https://www.nseindia.com/regulations/enhanced-surveillance-measure-esm

In case of any further queries, you may write to us at surveillance@nse.co.in

For National Stock Exchange of India Limited

Sareesh Koroth
Associate Vice President
Surveillance