BSE notice 20260610-30 · 10 Jun 2026
Official title
Applicability of Long Term Additional Surveillance Measure (LT-ASM)
Official record
Open source pageSummary
Check the official recordBSE updates the Long Term Additional Surveillance Measure (LT-ASM) framework for specific securities. The exchange imposes 100 percent margins on open positions as of June 12, 2026, and on new positions from June 15, 2026. Certain securities move to higher stages of the LT-ASM framework or transfer to T, XT, MT, or TS groups effective June 15, 2026. Other securities move out of the framework effective June 11, 2026. The exchange applies a lower price band to specified securities starting June 11, 2026. Market participants must note that these measures apply alongside existing surveillance rules. The exchange reviews these securities periodically. This action results from market surveillance and does not constitute adverse action against the listed entities.
What you must do
Key dates
[Image omitted. See the official document.]
| Notice No. | 20260610-30 |
|---|---|
| Notice Date | 10 Jun 2026 |
| Category | Trading |
| Segment | Equity |
| Department | DOSS |
| Subject | Applicability of Long Term Additional Surveillance Measure (LT-ASM) |
| Attachments | ANNEXURE_ASMLT |
Content
This is with reference to the Exchange notice no. 20180321-46 dated March 21, 2018 and various notices issued thereafter in this regard and the Exchange notice no. 20181027-1 dated October 27, 2018, Exchange notice no. 20201204-56 dated December 04, 2020, Exchange notice no. 20240809-46 dated August 09, 2024 and Exchange notice no. 20240920-63 dated September 20, 2024 regarding revision of LT-ASM framework. As per the revised LT-ASM framework, it may be noted that Long Term Additional Surveillance Measures (LT-ASM) as mentioned below shall be imposed on securities as per attached Annexure I (part A):
100% Margins shall be applicable w.e.f. June 15, 2026 on all open positions as on June 12, 2026 and new positions created from June 15, 2026 onwards.
Securities which are placed under the above-mentioned Framework would be reviewed on periodical basis. Further, the list of securities which are moved to their respective higher stages LT-ASM Framework, w.e.f. June 11, 2026 is given in Annexure I (Part B):
In addition, Lower Price Band shall be applicable w.e.f. June 11, 2026
Further, with reference to the Exchange notice no. 20210604-41 dated June 04, 2021, it may be noted that Long Term Additional Surveillance Measures (LT-ASM) as mentioned below shall be imposed on securities as per attached Annexure I (part D):
Securities shall be continue in LT-ASM framework but shall be transferred to T / XT / MT / TS Group w.e.f. June 15, 2026.
Securities which are placed under the above-mentioned Framework would be reviewed on periodical basis. Further, the list of securities which are moving out from LT-ASM Framework, w.e.f. June 11, 2026 is given in Annexure II.
For ready reference, consolidated list of securities under the Framework is attached as Annexure III.
Market participants may note that above Framework shall be in conjunction with all other prevailing surveillance measures being imposed by the Exchanges from time to time.
Also, it may also be noted that the shortlisting of securities under aforesaid Framework is purely on account of market surveillance, and it should not be construed as an adverse action against the concerned company/entity.
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.
Note: Shortlisting of securities is based on the XBRL submission by the respective listed companies.
In case of any clarifications, members may write to us at bse.surv@bseindia.com.
For & On behalf of BSE Ltd.
Sanjay Jain
Deputy Vice President
Surveillance
Arpita Joshi
Manager
Surveillance
Who is affected
Thresholds
If you do not comply