NSE adds 8 securities to ESM Stage I and moves 1 security (INSPIRE) from Stage I to Stage II, effective May 07-08, 2026. Affected securities will attract 100% margin and shift to Trade-for-Trade settlement.
Impact
High
Severity
High
Justification
Directly impacts trading in 9 securities with restrictive measures including 100% margin requirements and compulsory shift to Trade-for-Trade settlement, significantly affecting liquidity and trading strategies for these stocks.
NSE adds 18 securities to the Long-Term Additional Surveillance Measure (LTASM) Stage-I framework effective April 29, 2026, with 100% margin requirement applicable from May 4, 2026.
Impact
High
Severity
High
Justification
18 securities face 100% margin requirements from May 4, 2026, directly restricting trading and increasing cost of holding positions. Affects retail and institutional traders holding these stocks. Three stocks moved from Short-Term ASM to Long-Term ASM indicating escalated scrutiny.
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 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.
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 Demat Auction list for Settlement No. 796 dated January 13, 2026, listing securities and quantities subject to auction.
Impact
Medium
Severity
Medium
Justification
Routine demat auction affecting multiple securities due to delivery failures in settlement 796. Impacts specific brokers and clients with shortages but is a standard market mechanism.