Stock Market Outlook, Nov. 7 -- Investors wondering why their stock portfolios are not rising despite the recent rally in the benchmark Nifty 50 may be overlooking one crucial factor: the market's gains are concentrated in a handful of heavyweight stocks, while midcaps, smallcaps and microcaps continue to struggle.

According to Apurva Sheth, Head of Market Perspectives & Research at SAMCO Securities, the divergence between the performance of largecap stocks and the broader market explains why many investors are yet to see meaningful gains in their portfolios.

Over the past month, the Nifty Top 10 Equal Weight Index surged 10.64%, significantly outperforming broader market indices. The index comprises the 10 heavyweight stocks in the Nif...