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.