NSE announces inclusion of securities under ST-ASM Stage I and Stage II effective April 22, 2026, with margin requirements of 50% and 100% respectively.
Impact
High
Severity
High
Justification
Directly affects trading margins for 17+ securities; ST-ASM Stage I mandates 50% minimum margin and Stage II mandates 100% margin effective April 22, 2026, significantly impacting trading activity and costs for affected stocks.
NSE places multiple securities under ST-ASM Stage I (50% margin) and Stage II (100% margin) effective April 10, 2026, covering open positions as on April 09, 2026 and new positions thereafter.
Impact
High
Severity
High
Justification
This circular imposes significantly elevated margin requirements (50%-100%) on multiple securities under the ST-ASM framework, directly restricting trading activity and increasing cost of holding positions effective April 10, 2026. Affects a large number of securities across segments.
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.