BSE Daily Bulletin No. 151/2025-2026 announcing book-closure dates, record dates, and corporate actions including dividends, redemptions, and rights issues for various securities.
Impact
Medium
Severity
Low
Justification
Routine daily bulletin with multiple corporate actions affecting various stocks. Important for investors tracking dividends and corporate events but standard operational disclosure.
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 list of 49 securities to be traded under periodic call auction mechanism effective October 10, 2025 due to illiquidity.
Impact
Medium
Severity
Medium
Justification
Affects trading mechanism for 49 illiquid securities, limiting continuous trading but ensuring price discovery through periodic auctions. Impacts liquidity and trading flexibility for existing shareholders.