NSE moves 18 securities from Rolling segment to Trade for Trade segment (series BE/ST) with a 5% price band effective April 30, 2026, based on surveillance criteria including Price Earnings Multiple, Price Variation, and Market Capitalization.
Impact
High
Severity
High
Justification
Directly affects trading conditions for 26 securities; shifting to Trade for Trade segment with 5% price band significantly restricts intraday trading and increases settlement obligations for investors holding these stocks.
NSE Surveillance circular updating the list of symbols subject to the Reversal Trade Cancellation Mechanism (RTCM) for May 2026, covering series EQ, BE, BZ, SM, ST & SZ across approximately 175 designated securities.
Impact
Medium
Severity
Medium
Justification
Routine monthly update to the RTCM symbol list for May 2026 affecting ~175 smaller/mid-cap securities; important for trading members handling these stocks but limited broader market impact since Nifty 500 and NSE Clearing-approved securities are excluded.
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.
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.
BSE announces revised price bands for 37 scrips including reduction to 1% for SER Industries and 2% for Chambal Breweries, with changes effective from December 22, 2025.
Impact
Medium
Severity
Medium
Justification
Price band revisions affect trading flexibility for 37 securities, with significant restrictions for some stocks (1-2% bands indicating high volatility concerns), impacting investor trading strategies.
BSE updates on securities being added to, moved within, or removed from the Enhanced Surveillance Measure (ESM) framework effective December 22, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 42 securities across ESM framework with additions, stage movements, and removals, impacting liquidity and investor participation
BSE announces revised price bands for 37 scrips including KIOCL Ltd, Digispice Technologies Ltd, and others, with bands ranging from 1% to 20%, effective from December 22, 2025.
Impact
Medium
Severity
Medium
Justification
Revised price bands affect 37 securities with varying restrictions (1%-20%), impacting trading volatility controls and investor participation in these stocks.
NSE lists further equity shares issued under ESOP schemes by 27 companies including Aditya Birla Capital, Aptus Value Housing Finance, Chalet Hotels, and others, effective December 17, 2025.
Impact
Low
Severity
Low
Justification
Routine administrative listing of ESOP shares for multiple companies with minimal market impact as these are small additional issuances to existing listed securities.