NSE announces securities being added to ESM Stage I and publishes consolidated list of all securities under Enhanced Surveillance Measure framework effective April 01, 2026.
Impact
High
Severity
High
Justification
Directly affects trading conditions for multiple listed securities; ESM placement restricts trading to trade-for-trade settlement and imposes price bands, significantly impacting liquidity and investor activity across 40+ stocks.
NSE circular announcing changes to Enhanced Surveillance Measure (ESM) framework effective March 25, 2026, including one security moving from Stage I to Stage II and consolidated list of 40+ securities under ESM.
Impact
High
Severity
High
Justification
ESM changes impose significant trading restrictions on affected securities; Stage II carries stricter trading curbs. Movement of VILINBIO to Stage II and a large consolidated list of 40+ securities directly impacts traders and investors in these stocks.
NSE announces inclusion of 5 securities under ST-ASM Stage I with 50% margin requirement effective February 04, 2026, and exclusion of 6 securities from ASM framework.
Impact
High
Severity
High
Justification
Significant margin increase to 50% for 5 securities including Sterlite Technologies and Mtar Technologies affects trading costs and liquidity. Immediate impact on market participants with positions in these securities.
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.
NSE notifies listing of further equity shares for 13 companies including Black Box, Bohra Industries, CreditAccess Grameen, and others effective August 26, 2025.
Impact
Medium
Severity
Medium
Justification
Routine listing of additional shares for multiple companies with varying share counts and allotment types
Mark AB Capital Investment India Private Limited announces takeover offer for up to 70,19,667 equity shares of Bohra Industries Limited at Rs. 32 per share.
Impact
Medium
Severity
Medium
Justification
Takeover offer affects specific stock with defined bidding process and timeline