NSE circular announcing securities shortlisted under Long-Term ASM Framework Stage I (2 new securities) and exclusion of 1 security from ASM Framework, effective March 05, 2026.
Impact
High
Severity
High
Justification
Directly affects trading conditions for named securities; inclusion in ASM imposes restrictions and affects investor sentiment, while exclusion of CAPTRUST moves it to ESM (a more stringent framework).
NSE releases the updated list of 300+ securities subject to the Reversal Trade Cancellation Mechanism (RTCM) for March 2026, a surveillance measure to cancel trades that are reversed within a short timeframe.
Impact
Medium
Severity
Medium
Justification
Affects 300+ securities listed on NSE; RTCM is an active surveillance tool that can result in trade cancellations for reversal patterns, directly impacting traders and brokers dealing in these stocks. High importance due to the large number of securities covered; medium impact as it targets a specific trading behaviour rather than broad market restrictions.
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.
NSE moves 4 securities to Trade for Trade segment with 5% price band effective December 26, 2025, as part of surveillance measures to ensure market safety and investor protection.
Impact
Medium
Severity
Medium
Justification
Affects trading mechanism for specific securities by moving them to T2T segment with restricted price band, impacting liquidity and settlement for these stocks. Part of routine surveillance action.
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.
NSE implements Additional Surveillance Measure on select securities with 100% margin requirements and trade-for-trade segment shifts effective September 12, 2025.
Impact
High
Severity
High
Justification
100% margin requirement and potential segment shifts significantly impact trading and liquidity for affected securities