BSE announces securities being added to, moved within, and removed from the Short Term Additional Surveillance Measure (ST-ASM) framework effective December 30, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading in 12 securities newly added to ST-ASM framework with enhanced surveillance measures, impacting liquidity and trading parameters for these stocks
BSE announces securities being added to, moved within, and removed from the Short Term Additional Surveillance Measure (ST-ASM) framework effective December 30, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 12 securities entering ST-ASM and 7 securities exiting, with specific surveillance stages impacting liquidity and trading costs for affected stocks.
NSE announces inclusion of 8 securities in ST-ASM Stage I with increased margin requirements effective December 31, 2025, and exclusion of 4 securities from ASM framework.
Impact
High
Severity
High
Justification
Significant increase in margin requirements to 50% minimum for 8 securities, directly impacting trading costs and positions for market participants.
List of securities and quantities involved in demat auction settlement number 783 dated December 24, 2025.
Impact
Medium
Severity
Medium
Justification
Routine demat auction settlement affecting multiple securities with varying quantities; impacts specific brokers and clients involved in delivery failures
BSE demat auction settlement listing 101 scrips with quantities to be auctioned for settlement number 783.
Impact
Medium
Severity
Medium
Justification
Regular demat auction for delivery shortages affecting 101 scrips. Medium impact as it relates to settlement obligations but is a routine market operation.
BSE demat auction settlement for delivery shortages across 130 scrips with quantities ranging from 1 to 50,000 shares.
Impact
Low
Severity
Low
Justification
Routine demat auction for settlement of delivery shortages; standard market operations procedure affecting specific scrips with limited market-wide impact