NSE places 9 securities under Long-Term Additional Surveillance Measure (LT-ASM) Stage I effective April 20, 2026, with 100% margin requirement from April 22, 2026.
Impact
High
Severity
High
Justification
100% margin requirement imposed on 9 securities with immediate effect; directly impacts trading costs and liquidity for affected scrips; some stocks shifted from STASM to LTASM indicating escalating surveillance.
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.