BSE revises price bands for 33 securities across various sectors, with bands ranging from 2% to 20%, effective from December 29, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading parameters for 33 securities with tightened price bands indicating increased surveillance, impacting trading flexibility and investor access to these scrips.
List of securities subject to Reversal Trade Cancellation Mechanism (RTCM) for December 2025, covering over 300 stocks where specific trade cancellation procedures will apply.
Impact
Medium
Severity
Medium
Justification
Affects trading operations for over 300 securities with specific trade cancellation procedures. Important for traders and market participants dealing with these stocks to understand RTCM applicability.
BSE announces demat auction settlement number 758 for delivery shortages across multiple securities, listing scrip codes and quantities to be auctioned.
Impact
Medium
Severity
Medium
Justification
Routine demat auction for delivery shortages affecting multiple securities; operational impact on members with short positions requiring auction purchases
List of securities and quantities subject to demat auction settlement number 758 dated November 19, 2025.
Impact
Medium
Severity
Medium
Justification
Routine demat auction settlement affecting multiple securities with varying quantities; impacts specific shareholders who failed to deliver securities.
BSE updates the list of securities under Enhanced Surveillance Measure framework, including new additions, stage movements, and exits effective October 27, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 68 securities across additions, stage changes, and exits from ESM framework. Medium impact as ESM placement increases trading restrictions and margin requirements for affected stocks.
NSE circular listing 324 securities subject to Reversal Trade Cancellation Mechanism (RTCM) for November 2025, a surveillance measure to prevent price manipulation.
Impact
High
Severity
Medium
Justification
RTCM is a critical surveillance mechanism affecting 324 securities, enabling NSE to cancel erroneous or manipulative trades. High impact on trading operations and investor protection, though routine monthly update.
BSE updates the list of securities under Enhanced Surveillance Measure framework, effective October 21, 2025, including new additions and stage transitions.
Impact
High
Severity
High
Justification
Direct impact on trading of multiple securities with enhanced surveillance restrictions affecting liquidity and trading conditions for investors
BSE announces updates to the Enhanced Surveillance Measure (ESM) framework with 7 securities being newly shortlisted, 3 securities moving to higher ESM stages, and consolidated list of securities under surveillance.
Impact
High
Severity
High
Justification
Affects trading of multiple securities with enhanced surveillance measures. Investors and traders in these stocks face additional restrictions and monitoring, impacting liquidity and trading activity.