BSE announces changes to Short Term Additional Surveillance Measure framework effective February 03, 2026, including 4 new securities entering ST-ASM and 6 securities exiting the framework.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 10 securities with enhanced surveillance measures; includes entry of 4 securities and exit of 6 securities from ST-ASM framework
BSE announces changes to Short Term ASM Framework effective February 03, 2026, including addition of 4 securities, removal of 6 securities, and consolidated list of securities under surveillance.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for specific securities under surveillance framework with moderate market impact
NSE announces inclusion of 5 securities under ST-ASM Stage I with 50% margin requirement effective February 04, 2026, and exclusion of 6 securities from ASM framework.
Impact
High
Severity
High
Justification
Significant margin increase to 50% for 5 securities including Sterlite Technologies and Mtar Technologies affects trading costs and liquidity. Immediate impact on market participants with positions in these securities.
List of securities and quantities to be auctioned in demat auction settlement number 807 scheduled for January 29, 2026.
Impact
Medium
Severity
Medium
Justification
Regular demat auction notice affecting multiple securities with specific settlement obligations for trading members. Impacts brokers and investors with pending delivery obligations.
NSE announces list of 323 securities subject to Reversal Trade Mechanism (RTCM) effective February 2026.
Impact
Medium
Severity
Medium
Justification
RTCM is a surveillance measure affecting 323 securities with enhanced monitoring and potential trading reversals to manage market risk and protect investors from abnormal price movements.
BSE updates the list of securities under Short Term Additional Surveillance Measure framework, adding new securities, moving some to higher/lower stages, and removing others effective January 27, 2026.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for multiple securities through surveillance framework changes, impacting liquidity and trading parameters for listed companies
NSE imposes Short-Term Additional Surveillance Measure (ST-ASM) Stage I on 5 securities with increased margin requirements of 50% effective January 28, 2026.
Impact
High
Severity
High
Justification
Significant margin increase to 50% for 5 securities impacts trading costs and liquidity for affected stocks
BSE demat auction listing 105 scrips with their respective quantities for settlement number 784 dated December 26, 2025.
Impact
Medium
Severity
Medium
Justification
Standard demat auction for settlement obligations affecting 105 scrips. Medium impact as it involves delivery failures requiring auction settlement, but is a regular operational process.