BSE announces changes to Short Term ASM Framework effective December 03, 2025, including new securities added, securities moving to higher/lower stages, and securities moving out of the framework.
Impact
Medium
Severity
Medium
Justification
Routine surveillance measure update affecting multiple securities with enhanced monitoring requirements. Impacts trading flexibility for listed securities but part of regular market surveillance protocol.
BSE announces demat auction settlement 766 scheduled for December 1, 2025, listing securities and quantities for auction across multiple scrips.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting multiple securities due to delivery failures. Impacts traders and clearing members with outstanding obligations but is a standard operational procedure.
BSE demat auction listing for settlement number 766 dated December 1, 2025, covering securities from various companies for physical delivery obligations.
Impact
Medium
Severity
Medium
Justification
Standard demat auction process affecting multiple securities with varying quantities. Impacts brokers and traders with pending physical delivery obligations for settlement 766.
BSE demat auction notice for settlement number 766 dated December 1, 2025, listing securities and quantities to be auctioned.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting multiple securities with varying quantities; relevant for market participants with delivery obligations in settlement 766
BSE demat auction settlement listing securities available for auction across 101 scrips with varying quantities for settlement dated December 1, 2025.
Impact
Medium
Severity
Medium
Justification
Regular demat auction settlement involving 101 scrips with delivery defaults requiring auction mechanism; affects specific shareholders with failed delivery obligations but is routine market operation
NSE applies Short-Term Additional Surveillance Measure (ST-ASM) Stage I to 7 securities with 50% margin requirement effective November 26, 2025, and excludes 2 securities from ASM framework.
Impact
High
Severity
High
Justification
High margin requirements of 50% minimum imposed on 7 securities under ST-ASM Stage I framework, significantly impacting trading positions and capital requirements for market participants effective November 26, 2025.
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.