NSE circular NSE/SURV/ 76981 · 16 Oct 2026
Official record
Open source pageSummary
Check the official recordThe National Stock Exchange of India Limited applies Short-Term Additional Surveillance Measure (ST-ASM) Stage I and Stage II to specific securities listed in Annexure I. For Stage I securities, the margin rate is 50 percent or the existing margin, whichever is higher, capped at 100 percent. For Stage II securities, the margin rate is 100 percent or the existing margin, whichever is higher, capped at 100 percent. These margin requirements apply to all open positions as of October 19, 2026, and to new positions created from October 21, 2026. This surveillance measure operates in conjunction with other prevailing surveillance measures. The shortlisting of securities is a market surveillance action and not an adverse action against the concerned entity.
What you must do
[Image omitted. See the official document.] [Image omitted. See the official document.]
| Department: SURVEILLANCE | |
|---|---|
| Download Ref No: NSE/SURV/ 76981 | Date: October 16, 2026 |
| Circular Ref. No: 805/2026 |
To All NSE Members
This is further to Exchange Circular nos. NSE/SURV/39265, NSE/SURV/46557, NSE/SURV/52144, NSE/SURV/58558 and NSE/SURV/64066 dated October 27, 2018, December 04, 2020, April 28, 2022, September 25, 2023, and September 20, 2024, respectively, in respect of Additional Surveillance Measure (ASM).
Members are hereby requested to note that the securities as per attached Annexure I have satisfied the criteria for inclusion under ST-ASM Stage I. The applicable surveillance actions shall be as per provisions of the Short-Term Additional Surveillance Measure (ST-ASM) which are as under:
➢ Applicable rate of margin shall be 50% or existing margin, whichever is higher, subject to maximum rate of margin capped at 100% w.e.f. October 21, 2026, on all open positions as on October 19, 2026, and new positions created from October 21, 2026.
Securities as per attached Annexure I have satisfied the criteria for inclusion under ST-ASM Stage II. The applicable surveillance actions shall be as per provisions of the Short-Term Additional Surveillance Measure (ST-ASM) which are as under:
➢ Applicable margin rate shall be 100% or existing margin whichever is higher subject to maximum rate of margin capped at 100% w.e.f. October 21, 2026, on all open positions as on October 19, 2026, and new positions created from October 21, 2026.
[Image omitted. See the official document.]
Market participants may note that ASM framework shall be in conjunction with all other prevailing surveillance measures being imposed by the Exchanges from time to time.
The Price Band of a scrip moving out of the framework shall be reinstated to the Price Band applicable to that scrip before it got shortlisted under the respective framework. This will be subject to the scrip not being shortlisted or part of any other Surveillance measure, in which case, the price band of the relevant surveillance framework will prevail.
Further, it may also be noted that the shortlisting of securities under ASM 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 Additional Surveillance Measure please refer to our Frequently Asked Questions (FAQs) - https://www.nseindia.com/regulations/additional-surveillance-measure
In case of any further queries, you may write to us at surveillance@nse.co.in.
For and on behalf of
National Stock Exchange of India Limited
Sareesh Koroth
Associate Vice President
Surveillance
Key dates
Who is affected
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