The Short-term Additional Surveillance Measure (ST-ASM) is a regulatory mechanism introduced by SEBI and Indian stock exchanges to closely monitor stocks that exhibit unusual or sudden trading activity. Its primary goal is to safeguard investors and uphold market stability by applying temporary, tighter trading restrictions on highly volatile or speculative stocks.

Criteria for Exclusion from ST-ASM

A stock may be considered for exit from the ST-ASM framework if it no longer meets the inclusion criteria. The process is as follows:

Minimum Period: A stock must remain in the Short-term ASM (ST-ASM) framework for a minimum period, typically 5 or 15 trading days, depending on the stage, before it becomes eligible for review and possible exit.

Stage-wise Review: Stocks are reviewed after

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