BSE updates the list of securities under Short Term Additional Surveillance Measure framework effective October 31, 2025, including new additions, stage movements, and securities moving out of ST-ASM.
Impact
Medium
Severity
Medium
Justification
Affects trading parameters for multiple securities under surveillance framework, impacting liquidity and trading flexibility for listed companies and investors
NSE circular announcing securities subject to Short-Term Additional Surveillance Measure (ST-ASM) framework effective October 31, 2025, including one new addition and two exclusions.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 29 securities under ASM framework with one new addition (UTSSAV) to Stage I and two exclusions (BANCOINDIA, V2RETAIL). Medium impact as it applies enhanced surveillance measures to specific securities.
BSE announces the list of securities being added to, removed from, and continuing in the Short Term Additional Surveillance Measure (ST-ASM) framework effective October 30, 2025.
Impact
High
Severity
High
Justification
ST-ASM framework imposes additional surveillance and trading restrictions on securities showing abnormal price movements, directly affecting liquidity and trading for 15+ securities with immediate effect from October 30, 2025.
BSE announces securities being added to, moved within, and removed from the Short Term Additional Surveillance Measure (ST-ASM) framework effective October 27, 2025.
Impact
Medium
Severity
Medium
Justification
Affects 23+ securities with surveillance measure changes that impact trading conditions, but primarily involves smaller cap stocks with limited market-wide systemic impact
BSE announces securities shortlisted for Short Term ASM framework effective October 27, 2025, including 14 new securities and 9 securities moving out of the framework.
Impact
Medium
Severity
Medium
Justification
Affects trading parameters for 14 securities entering ST-ASM framework and 9 exiting, impacting liquidity and trading flexibility for investors in these stocks
NSE circular announcing securities being placed under Short-Term Additional Surveillance Measure (ST-ASM) framework, effective October 27, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading in 30 securities under ST-ASM framework with enhanced surveillance measures including stricter price bands and settlement requirements for Stage I securities
BSE announces demat auction for settlement number 741 covering 156 scrips with specified quantities for delivery shortfall resolution.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting 156 scrips with varying quantities. While operationally significant for participants with delivery shortfalls, it represents standard settlement mechanism rather than market-wide regulatory change.
BSE settlement notice for demat auction settlement number 741 dated October 24, 2025, listing securities and quantities for auction.
Impact
Medium
Severity
Medium
Justification
Routine settlement auction notice affecting multiple securities with varying quantities; impacts specific trading members with delivery obligations but is a standard market operation.