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 Short-Term Additional Surveillance Measure (ST-ASM) Stage I for three securities with 50% margin requirement effective October 16, 2025, and excludes three securities from ASM framework.
Impact
High
Severity
High
Justification
Significant margin increase to 50% for affected securities impacts trading liquidity and capital requirements for market participants holding positions in these stocks
NSE announces securities entering and exiting Short-Term Additional Surveillance Measure framework effective October 07, 2025, with 4 securities added to Stage I and 6 securities excluded.
Impact
Medium
Severity
Medium
Justification
Regular surveillance measure update affecting 10 securities with trading restrictions, balancing market integrity with limited individual stock impact