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 announces securities moving into and out of Short Term ASM framework effective October 20, 2025, including 10 new securities shortlisted and 14 securities moving out.
Impact
Medium
Severity
Medium
Justification
Affects trading conditions for 24 securities through ST-ASM framework changes, impacting market participants and liquidity in these stocks
NSE shifts 7 securities to Trade for Trade segment (series BE/ST) with 5% price band effective October 16, 2025, as part of surveillance action to ensure market safety and investor protection.
Impact
High
Severity
High
Justification
High impact as 7 securities are being moved to Trade for Trade with restrictive 5% price band, affecting liquidity and settlement. No netting off allowed, requiring T+T settlement which significantly impacts trading strategies and risk management for these stocks.
BSE circular on securities being added to, moved within, or removed from the Short Term Additional Surveillance Measure (ST-ASM) framework effective October 13, 2025.
Impact
Medium
Severity
Medium
Justification
Affects trading surveillance measures for 21 securities across multiple sectors. While not market-wide, ST-ASM application impacts liquidity and trading mechanisms for affected stocks.
NSE announces securities being placed under Short-Term Additional Surveillance Measure (ST-ASM) framework and exclusions from ASM framework effective October 13, 2025.
Impact
Medium
Severity
Medium
Justification
Impacts trading in 10 securities with 7 entering ST-ASM Stage I and 3 being excluded from ASM framework, affecting investors and trading patterns in these specific stocks
BSE demat auction listing securities and quantities to be auctioned for settlement number 731 dated October 9, 2025.
Impact
Medium
Severity
Medium
Justification
Demat auctions indicate delivery failures in settlement and affect specific scrips listed. Market participants holding these securities or involved in failed settlements need to be aware for auction participation or position closure.
BSE announces demat auction for settlement number 731 covering 104 scrips with various quantities for delivery shortfall resolution.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting 104 scrips for delivery shortfall resolution. While it impacts multiple securities, such auctions are a standard settlement mechanism with localized impact on specific trades rather than broad market implications.