An analysis of the three indices shows that while the small-cap index of the BSE has given a return of 62.44 per cent, the mid-cap index followed with 41.84 per cent.
On the other hand, gain in the blue-chip Sensex has been at 25.49 per cent so far in 2014.
The Sensex touched its life-time high of 27,319.85 on September 8.
Analysts said that when markets rally, these stocks make big gains than the front-lines. But during the times of uncertainty one witnesses greater losses in mid and small-cap counters.
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Market experts said that positive investor sentiment following the formation of a new government and robust foreign fund inflows have been driving the domestic equity markets.
In 2013, small and mid-cap stocks had declined as much as 12 per cent.
Retail investors are major participants in mid-cap and small-cap stocks and activity in this segment has increased over the past few months.
The mid-cap index tracks companies with a market value that is on average one-fifth of blue-chips or large firms. Small-cap firms are almost a tenth of that.