Enhanced Surveillance Measure
BSE notice 20260520-21 · 20 May 2026
Official title
Enhanced Surveillance Measure (ESM)
Official record
Open source pageSummary
Check the official recordWhat changed
BSE updates the list of securities under the Enhanced Surveillance Measure (ESM) framework. Certain securities move to Stage I or exit the framework effective May 21, 2026. Securities qualifying for ESM shift from the Rolling Settlement segment to the Trade-for-Trade segment effective May 22, 2026. These securities attract a minimum 100% margin on all open positions as of May 21, 2026, and on new positions created from May 22, 2026. Securities shifting to Stage II move to the Trade-for-Trade segment with a 2% price band and Periodic Call Auction effective May 21, 2026. The exchange reviews these securities periodically. This measure operates alongside other existing surveillance measures.
What you must do
- Apply a minimum 100% margin on all open positions as of May 21, 2026, and new positions created from May 22, 2026.
Key dates
- Effective from
- 21 May 2026
Document text
[Image omitted. See the official document.]
NOTICE
| Notice No. | 20260520-21 |
|---|---|
| Notice Date | 20 May 2026 |
| Category | Trading |
| Segment | Equity |
| Department | DOSS |
| Subject | Enhanced Surveillance Measure (ESM) |
| Attachments | Annexure_ESM |
[Image omitted. See the official document.]
Content
This is with reference to the Exchange notice no. 20230602-44 dated June 02, 2023, notice no.20230718-46 dated July 18, 2023, notice no. 20240809-42 dated August 09, 2024, notice no. 20240920-63 dated September 20,2024, notice no. 20241004-65 dated October 04, 2024 and notice no. 20250725-61 dated July 25, 2025 in respect of Enhanced Surveillance Measures (ESM).
Members are hereby requested to note the following:
The securities as per attached Annexure I have satisfied the criteria for inclusion under aforesaid measure and shall attract minimum 100% margin w.e.f. May 22, 2026 on all open positions as on May 21, 2026 and new positions created from May 22, 2026.
List of securities which shall continue in Enhanced Surveillance Measure (ESM) framework but shall be moved to lower Stage i.e. Stage I under ESM Framework w.e.f. May 21, 2026 included in Annexure I.
A consolidated list of securities under the framework is given in Annexure III.
Securities qualifying under ESM shall be shifted from Rolling Settlement segment to Trade-for-Trade segment w.e.f. May 22, 2026.
Additionally, securities shifting to Stage II shall be under Trade for Trade with price band of 2% and with Periodic Call Auction w.e.f. May 21, 2026.
Securities which are placed under the above-mentioned Framework would be reviewed on periodical basis. The list of securities which are moving out from ESM Framework, w.e.f. May 21, 2026 is given in Annexure II.
Market participants may note that ESM framework shall be in conjunction with all other prevailing surveillance measures being imposed by the Exchanges from time to time.
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.
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.
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
Source details
- Source
- BSE Ltd (Bombay Stock Exchange)
- Type
- notice
- Published by source
- 20 May 2026
- Document number
- 20260520-21
- Issuing division
- DOSS
- Effective date
- 21 May 2026
- Coverage area
- securities