NSE circular updating the list of securities under Short-Term Additional Surveillance Measure framework, effective January 16, 2026.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 23 securities under ASM framework. One new security added to Stage-I, five securities excluded from ASM. Impacts trading members and investors in these securities.
NSE announces inclusion of 4 securities under ST-ASM Stage I with 50% margin requirement and exclusion of 8 securities from ASM framework effective January 7-8, 2026.
Impact
Medium
Severity
Medium
Justification
Affects trading margins for 4 securities and provides relief to 8 securities being excluded from surveillance measures, impacting trading costs and liquidity.
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.