NSE announces the list of securities subject to the Reversal Trade Cancellation Mechanism (RTCM) for April 2026, covering 300+ stocks under enhanced surveillance.
Impact
High
Severity
High
Justification
RTCM is an NSE surveillance measure that directly cancels reversal trades in listed securities. Inclusion in this list significantly restricts trading patterns for 300+ stocks in the cash market segment for April 2026, with immediate and direct impact on trading activity and liquidity for affected securities.
BSE announces securities being added to, moved within, and removed from the Long Term Additional Surveillance Measure (LT-ASM) framework effective March 09, 2026.
Impact
High
Severity
High
Justification
This circular affects trading conditions for over 30 securities across multiple ASM stages, with direct implications for liquidity, margin requirements, and investor participation. New additions and exits from the LT-ASM framework effective March 09, 2026.
NSE releases the updated list of 300+ securities subject to the Reversal Trade Cancellation Mechanism (RTCM) for March 2026, a surveillance measure to cancel trades that are reversed within a short timeframe.
Impact
Medium
Severity
Medium
Justification
Affects 300+ securities listed on NSE; RTCM is an active surveillance tool that can result in trade cancellations for reversal patterns, directly impacting traders and brokers dealing in these stocks. High importance due to the large number of securities covered; medium impact as it targets a specific trading behaviour rather than broad market restrictions.
NSE announces list of 323 securities subject to Reversal Trade Mechanism (RTCM) effective February 2026.
Impact
Medium
Severity
Medium
Justification
RTCM is a surveillance measure affecting 323 securities with enhanced monitoring and potential trading reversals to manage market risk and protect investors from abnormal price movements.
NSE updates the list of securities under Enhanced Surveillance Measure (ESM) framework with movements between stages and exclusions effective January 12, 2026.
Impact
Medium
Severity
Medium
Justification
Regular surveillance framework update affecting multiple securities with stage movements and segment changes. Important for investors in listed securities but part of routine surveillance operations.
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.
BSE revises price bands for 17 securities ranging from 2% to 20% with effect from October 09, 2025.
Impact
Medium
Severity
Medium
Justification
Price band revisions affect 17 securities with varying restrictions (2%-20%), indicating surveillance measures to control volatility. Medium impact as it affects trading activity and investor participation in these specific securities.
NSE adds 4 securities to ESM Stage I effective October 8, 2025, with segment change to BE/ST from October 9, 2025. Consolidated ESM list now includes 61 securities across Stage I and Stage II.
Impact
High
Severity
High
Justification
Addition to ESM Stage I with immediate segment change to BE/ST restricts trading and signals regulatory concerns about price volatility or compliance issues in these securities.