Investing Rs 50k a month: Should I split it across large, mid, and small cap funds or just buy one Multicap fund?

Published 4 October 2026

Abhi from Mumbai avatar Abhi from Mumbai
I am 30yr old and plan to invest Rs 50k every month for the next 15yr.

I want exposure to the whole market to build my core retirement corpus.

Is it better to manually allocate my SIPs across three different market cap funds or just pick a single multicap fund?
Sachin Kabra Sachin Kabra ex-Director HDFC Private Wealth, Business Head Motilal Oswal AMC LinkedIn
A multicap fund simplifies your portfolio by guaranteeing exposure to all market sizes while giving the fund manager a 25% flexible bucket to chase the best current opportunities.

By regulatory design, a multicap fund is mandated to invest at least 25% of its money in large-cap, 25% in mid-cap, and 25% in small-cap stocks. This structure automatically ensures you are diversified across the entire market spectrum without having to rebalance three separate funds yourself.

The true strategic advantage lies in the remaining 25% of the portfolio. Fund managers have the flexibility to deploy this incremental 25% across any market cap bucket based on where they see the best risk-reward tradeoff and earnings visibility. This flexibility allows them to generate extra returns by tilting the portfolio toward the most attractive segments.

For example, if we look at the IT sector, a multicap strategy can invest across all three capitalization buckets simultaneously. The manager might buy mid and small-cap IT companies, like emerging internet stocks or electronics manufacturing services, to capture higher growth. At the same time, they can buy large-cap IT names to provide valuation comfort and stability to the portfolio.

Even if those large-cap names have underperformed in the short term, their mature business models offer strong turnaround potential. By blending mature large caps with emerging mid and small caps, you capture both stability and high-growth potential in one place.

Historically, no single market cap bucket consistently outperforms the others year after year. By staying invested across all three through a multicap fund, you can enjoy a smoother and more resilient return profile over your 15yr horizon.

Disclaimer: All information shared above are strictly for educational and informational purposes only. It should not be construed as financial or investment advice.
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