Description

BSE updates list of securities subject to Short Term Additional Surveillance Measure with 12 new additions and 8 securities moving out.

Summary

BSE has updated the Short Term Additional Surveillance Measure (ST-ASM) framework effective August 28, 2025. The circular adds 12 new securities to the ST-ASM list while removing 8 securities that are either moving to other surveillance frameworks or no longer require enhanced monitoring.

Key Points

  • 12 securities newly added to Short Term 5/15/30 Days ASM Framework
  • 8 securities moving out of ST-ASM Framework
  • No securities moving between different ASM stages
  • Framework includes regular equity securities and SME scrips
  • Securities moving out are transitioning to other surveillance measures (LT-ASM, ESM)

Regulatory Changes

  • Enhanced surveillance measures applied to newly listed securities showing unusual price movements
  • Securities subject to ST-ASM face additional margin requirements and position limits
  • Trading restrictions include reduced position limits and enhanced margin requirements

Compliance Requirements

  • Trading members must apply enhanced surveillance measures for listed securities
  • Additional margin requirements and position limits must be enforced
  • Clients trading in ST-ASM securities subject to stricter monitoring

Important Dates

  • Effective Date: August 28, 2025
  • All changes to ST-ASM framework become applicable from market opening on this date

Impact Assessment

  • Trading Impact: Enhanced surveillance may reduce speculative activity in affected securities
  • Liquidity Impact: Potential reduction in trading volumes due to additional restrictions
  • Market Stability: Measure designed to prevent excessive volatility and protect investor interests
  • Investor Protection: Additional safeguards for retail investors in volatile securities

Impact Justification

Affects trading conditions for 12 securities with enhanced surveillance measures