SME-to-mainboard express hits the slow lane amid tighter rules

India’s once busy SME-to-mainboard migration route has slowed sharply. Tougher rules, volatile markets and heightened governance scrutiny have cooled the graduation cycle that had gathered pace during the 2020–22 bull run.A higher eligibility bar introduced in 2025 by the National Stock Exchange raised the threshold for graduation, reshaping the scale at which companies can aspire to move up.The revised migration framework required small and medium enterprises (SMEs) to report revenue from operations exceeding ₹100 crore in the preceding financial year and maintain an average market capitalisation above ₹100 crore.

Promoter shareholding at the time of application cannot fall below 50% of what was held at listing. The market-cap threshold alone represents a fourfold jump from the earlier ₹25 crore requirement.The BSE followed in August 2025 with additional filters, mandating an operating profit of at least ₹15 crore over the past three financial years, with a minimum of ₹10 crore in each year.

The minimum listing period before migration has also been extended from two years to three years, embedding a cooling-off phase.For SMEs, shifting to the mainboard is not merely a change in trading platform, it is a transformation in market positioning, investor access and corporate credibility.On the SME platform, liquidity is often thin, and participation is largely driven by retail investors and a limited set of high-risk participants.The mainboard, in contrast, opens the door to a far wider and deeper investor pool — including domestic mutual funds, insurance companies and foreign portfolio investors. Many institutional investors are restricted by mandate from investing in SME-listed stocks, but can deploy capital freely in