Market sell-off deepens as midcaps enter correction zone

The Nifty Midcap 150 has fallen 10.2% from its 52-week excessive recorded on August 31, after declining 1.4% on Wednesday. The Nifty Smallcap 250 index has dropped 8% from its September 8 excessive, following a 2.3% fall throughout the day.
The Nifty Microcap 250 index is down 8.1% from its latest excessive within the first week of October after tumbling 2.6%. The Sensex and Nifty, which ended round 0.5% decrease every on Wednesday, have declined almost 15% to date in 2026.
Although there isn’t a universally accepted definition of a market correction, a decline of 10% or extra, however lower than 20%, from a latest excessive is mostly thought of one.
Many smaller shares have broadly withstood the weak sentiment available in the market and sharp declines in blue chips over the previous two years due to a flood of retail cash via fairness mutual funds and straight. But issues over elevated valuations are starting to catch up as buyers consider whether or not the broader risk-off sentiment might impression future returns.
Over the previous two years, the midcap and smallcap indices have every entered correction territory thrice. The midcap index fell almost 19% from its January 2025 excessive to its February low. The smallcap index fell almost 26% on this interval, getting into bear market territory however subsequently recovered.
Read extra: Sundaram Mutual Fund announces launch of Equity Ex-Top 100 Long Short Fund through its SIF platform SelectAnand Radhakrishnan, managing director of Sundaram Mutual, mentioned some home buyers had shifted cash from large-cap shares to mid-cap and smallcaps, viewing them as protected amid international buyers’ promoting. This notion could possibly be slowly shifting with valuations rising.
“What is perceived as a protected area can step by step turn out to be unsafe as valuations go up. We are seeing corrections even in midcap and smallcap shares, though this may occasionally not but be seen on the index degree,” he mentioned.
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Of the 97 shares within the midcap index which have hit 52-week highs to date in 2026, two have fallen 40-45% from their peaks, 18 have declined 30-40%, 35 have misplaced 20-30%, and 42 are down 1-20%.
In the smallcap section, 172 shares have hit 52-week highs to date this 12 months. Of these, 9 have declined 40-45% from their peaks, 32 have fallen 30-40%, 54 have misplaced 20-30%, and 77 are down 1-20%.
In the microcap section, 165 shares have hit 52-week highs this 12 months. Of these, seven have fallen 40-50%, 23 have declined 30-40%, 64 have misplaced 20-30%, and 70 are down 1-20%.
Even after the latest declines, valuations are nonetheless at a premium over large-caps. The mid-cap index is at present buying and selling at a 42% premium to the Nifty, in contrast with its five-year common of 40%. The small-cap index is buying and selling at a forty five% premium, under its five-year common of 75%, analysts mentioned.
“Small and mid-cap valuations have come off from very excessive ranges however stay on the upper aspect,” mentioned Atul Bhole, government vice-president and fund supervisor at Kotak Mahindra AMC. “That mentioned, the combination earnings outlook is holding up very effectively, with 16-20% earnings development projected for the midcap and smallcap universe. Any enchancment in information flows on the struggle, crude costs and yields might trigger a aid rally.”
