BSE announces changes to the Short Term Additional Surveillance Measure (ST-ASM) framework with 12 securities being added, 5 securities moving out, and updated consolidated list effective February 04, 2026.
Impact
Medium
Severity
Medium
Justification
Affects trading surveillance measures for 17 securities across main board and SME segments, with operational impact on market participants trading these securities
BSE seeks clarifications from Lotus Chocolate Company Ltd and Bharat Rasayan Ltd regarding significant price/volume movements observed in their scrips.
Impact
Medium
Severity
Medium
Justification
Exchange surveillance action seeking clarifications on unusual trading activity; impacts specific companies and their investors pending response
BSE announces changes to Short Term ASM framework effective January 28, 2026, including securities being added, moved between stages, and removed from surveillance.
Impact
High
Severity
High
Justification
Direct impact on trading of multiple securities with enhanced surveillance measures; affects liquidity and trading conditions for listed companies
BSE updates on securities shortlisted, moved, and removed from Short Term 5/15/30 Days Additional Surveillance Measure framework effective January 28, 2026.
Impact
Medium
Severity
Medium
Justification
Surveillance measures affect trading dynamics and liquidity for specific securities. Medium impact as it involves multiple securities moving in/out of ST-ASM framework, affecting short-term trading activity and investor participation.
NSE introduces Short-Term Additional Surveillance Measure (ST-ASM) Stage I for Bharat Rasayan Limited and Dhampur Bio Organics Limited, implementing 50% margin requirement effective January 29, 2026.
Impact
Medium
Severity
Medium
Justification
Affects trading in two specific securities with enhanced margin requirements. Also removes three securities from ASM framework. Limited market-wide impact but significant for affected stocks.
NSE announces list of 323 securities subject to Reversal Trade Mechanism (RTCM) effective February 2026.
Impact
Medium
Severity
Medium
Justification
RTCM is a surveillance measure affecting 323 securities with enhanced monitoring and potential trading reversals to manage market risk and protect investors from abnormal price movements.
BSE announces demat auction for settlement number 793 covering multiple scrips with specified quantities to be auctioned.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting multiple scrips with varying quantities. Medium impact as it involves settlement obligations for specific securities but is part of regular market operations.
List of securities and quantities to be auctioned in demat auction settlement number 793 dated January 8, 2026.
Impact
Medium
Severity
Medium
Justification
Demat auctions affect specific members with delivery defaults across 100 scrips. Medium impact as it relates to settlement obligations but is a regular market operation.