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.
NSE announces securities shortlisted under Long-Term ASM Framework Stage I and IV, effective November 19, 2025, with two securities added to Stage I surveillance.
Impact
Medium
Severity
Medium
Justification
Affects trading in specific securities under enhanced surveillance framework; limited to newly added securities CADSYS and KODYTECH in Stage I
NSE circular updating the list of securities under the Additional Surveillance Measure (ASM) framework, with one security (Karnika Industries) being excluded and moved to ESM framework effective November 18, 2025.
Impact
Low
Severity
Medium
Justification
Routine surveillance update with no new securities added to ASM framework. Only one security excluded and moved to ESM. No stage transitions occurred for any securities.
NSE circular detailing securities being added, moved, or excluded from the Long-Term Additional Surveillance Measure (ASM) framework effective October 29, 2025.
Impact
High
Severity
High
Justification
ASM placement significantly impacts trading conditions with increased margin requirements and reduced liquidity. Stage transitions affect multiple securities and trading members must adjust risk management practices.
NSE announces inclusion of 3 securities under Long-Term Additional Surveillance Measure (ASM) Framework Stage-I with 100% margin requirement effective October 30, 2025.
Impact
High
Severity
High
Justification
High ranking due to imposition of 100% margin requirement on affected securities, significantly impacting trading liquidity and capital requirements for positions in these stocks.