NSE announces 11 securities added to ST-ASM Stage I and 5 securities excluded from the ASM framework effective May 11, 2026, including movements to LTASM and ESM frameworks.
Impact
Medium
Severity
Medium
Justification
ST-ASM placements impose additional surveillance and trading restrictions on specific securities, directly affecting their market liquidity and investor behaviour. 11 new stocks enter Stage I and 5 are excluded, with some transitioning to stricter LTASM/ESM frameworks.
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.