BSE circular detailing changes to securities under Long Term Additional Surveillance Measure (LT-ASM) framework effective December 29, 2025, including additions, stage movements, and removals.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for multiple securities through surveillance framework changes. Important for investors holding these stocks but limited to specific securities.
BSE announces shifting of 29 securities from rolling segment to trade-for-trade segment with 5% price band, and retention of 15 securities in T2T segment, effective December 26, 2025.
Impact
High
Severity
High
Justification
Significant surveillance action affecting 29 securities being moved to trade-for-trade segment with restricted price band, impacting liquidity and trading flexibility for affected stocks.
BSE updates the list of securities under Long Term ASM Framework with additions, movements between stages, and exits effective December 22, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 35+ securities through surveillance framework changes. Significant for investors in these stocks but limited broader market impact.
BSE revises price bands for 19 scrips effective December 19, 2025, with bands ranging from 2% to 20% based on surveillance measures.
Impact
Medium
Severity
Medium
Justification
Price band revisions affect trading volatility controls for 19 scrips, indicating heightened surveillance. Impact is medium as these are mostly smaller-cap stocks with varying band tightening (2%-20%).
BSE revises price bands for 19 scrips ranging from 2% to 20% with effect from December 19, 2025, as part of surveillance measures.
Impact
Medium
Severity
Medium
Justification
Price band changes affect trading flexibility for 19 scrips with varying restrictions (2%-20%), impacting liquidity and volatility management but limited to specific counters
BSE demat auction for settlement number 779 listing securities and quantities to be auctioned across multiple scrips.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting multiple securities with moderate quantities; operational impact on specific scrips and their shareholders with delivery obligations.
BSE demat auction settlement listing securities and quantities for various scrips under settlement number 779.
Impact
Medium
Severity
Medium
Justification
Demat auction settlements affect specific scrips and their trading members. This is a routine operational circular impacting parties with failed delivery obligations for 87 securities.