NSE circular announcing securities added to, moved within, and excluded from the Short-Term Additional Surveillance Measure (ST-ASM) framework effective May 20, 2026.
Impact
High
Severity
High
Justification
Directly affects trading conditions for a large number of securities. ST-ASM inclusion imposes enhanced margin and price band restrictions, materially impacting traders and investors in the listed stocks.
NSE places 12 securities under ST-ASM Stage I with enhanced margin requirements of 50% (or higher) effective May 13, 2026. No securities added to Stage II.
Impact
High
Severity
High
Justification
Directly affects trading in 12 listed securities by imposing enhanced margin requirements of up to 100%, impacting traders with open positions from May 12, 2026 and new positions from May 13, 2026.
NSE has issued a revised list of securities eligible under the Securities Lending and Borrowing Scheme (SLBS), containing over 214 symbols including major indices ETFs and large-cap stocks.
Impact
Medium
Severity
Medium
Justification
This circular updates the eligible securities list for SLBS, which affects traders and investors who use the lending and borrowing mechanism. It is a routine periodic update with broad market coverage spanning 200+ securities including large-caps, mid-caps, and ETFs, making it relevant to a wide participant base but not urgent or restrictive in nature.
NSE Clearing Limited releases the revised list of securities available for transactions under the Securities Lending and Borrowing Scheme (SLBS) for April 2026, containing over 175+ eligible securities.
Impact
Medium
Severity
Low
Justification
Routine monthly update to the SLBS eligible securities list effective April 2026, relevant to participants and custodians engaged in securities lending and borrowing. Impacts a broad universe of stocks but is a standard periodic revision rather than a structural change.
NSE notifies listing of further issued securities for 16 companies including HDFC Bank, ICICI Bank, Yes Bank, and others, effective March 19, 2026.
Impact
Low
Severity
Low
Justification
Routine administrative listing circular for further issues (ESOP allotments and preferential allotments) across 16 companies. No regulatory changes or compliance obligations for existing shareholders; incremental share count additions with no material market impact expected.
NSE Clearing Limited publishes the revised list of securities available for transactions under the Securities Lending & Borrowing Scheme (SLBS) for the month of March 2026, comprising hundreds of eligible symbols.
Impact
Medium
Severity
Low
Justification
Routine monthly update to the SLBS-eligible securities list affecting participants and custodians engaged in securities lending and borrowing. Impacts a broad set of securities across the market for March 2026 but is a standard periodic revision rather than a policy change.
BSE demat auction settlement listing 139 scrips with quantities to be auctioned for settlement number 812 dated February 5, 2026.
Impact
Medium
Severity
Medium
Justification
Routine demat auction settlement affecting 139 scrips with varying quantities. This is a standard market operation to address delivery failures, impacting specific brokers and clients who failed to deliver securities.
BSE demat auction settlement listing securities and quantities for settlement number 812, involving multiple scrips across various sectors including power, finance, infrastructure, and manufacturing companies.
Impact
Medium
Severity
Medium
Justification
Settlement auction affects trading members and participants with short delivery obligations across 140+ scrips. Medium impact as it's a routine settlement mechanism but involves significant number of securities and quantities.