BSE INDEX MSL400 (MSL400) live share price today at BSE
02 October, 2025 13:24 | BSE : -57

BSE 400 Mid Small Cap
The BSE 400 Mid Small Cap represents an analytical tool which is used to track the performance of the 400 companies involved in the BSE 500, but are not forming a part of the BSE 100. For monitoring the higher and sustainable companies, the BSE 400 Mid Small Cap Index plays a very crucial role in assessing the data of the mid small-cap stocks. Investors can make informed decisions after investing in the BSE 400 Mid Small Cap, which offers them long-term growth and stability in the near future.
The mid-cap and small-cap companies in India act as a benchmark for investors and fund managers who want to get exposure to diversified stocks of the top 400 companies from the BSE 500 Index, and reflect the market trends beyond blue-chip stocks, and provide investors with exposure to large number of mid-cap and small-cap companies in India.
The BSE, in Partnership with S&P Dow Jones Indices, launched the BSE 400 Mid Small Cap Index on April 15, 2015. It is diversified into various sectors, including finance, capital goods, healthcare, information technology, transport equipment, and many more.
Key Aspects of the BSE 400 Mid Small Cap
- The full market capitalisation of the BSE 400 Mid Small Cap Index is ₹12,856,830.88, and the free-float market capitalisation of the index is ₹5,321,268.77.
- The P/E Ratio of the BSE 400 Mid Small Cap Index is 32.39, the P/B Ratio of the Index is 4.40, and the Dividend Yield is 0.79.
- It is diversified into various sectors, including finance, capital goods, healthcare, information technology, transport equipment, and many more.
- The weightage of the top three sectors is 17.07%, 12.15%, and 10.94%.
- The method is based on the free-float market capitalisation, including only freely tradable shares.
- The reviewing criteria of the BSE Mid Small Cap are based on the semi-annual.
Eligibility Criteria of the BSE 400 Mid Small Cap
- The 400 stocks shall be a part of the BSE Mid Cap Index and the BSE Small Cap Index.
- Stocks must be listed on the Bombay Stock Exchange.
- The stock must be actively traded while maintaining sufficient liquidity.
- The continuous trading frequency for the past six months shall be a minimum 90%, and have an adequate average daily turnover value.
- The record of the company shall be financially sound and stable, and should not be under suspension or delisting.
- The criteria for rebalancing the BSE 400 Mid Small Cap Index shall be based on a semi-annual basis, ensuring that it reflects current market dynamics.
- The weighted method for the BSE 400 Mid Small Cap Index shall be based on the free-float market capitalisation; only the inclusion of freely traded shares is allowed.
Calculation and Formulation of the BSE 400 Mid Small Cap Index
The method of calculating the BSE 400 Mid Small Cap Index is based on free-float market capitalisation, not weighted capitalisation. The BSE 400 Mid Small Cap assesses the value of the assets that are part of the BSE 500 and excluded from the BSE 100. The 400 companies in the Index offer sustainable investment opportunities for investors who cannot afford the large-cap shares of the companies.
For calculating the BSE 400 Mid Small Cap Index, a meeting should be held to discuss the eligibility criteria.
The company must be listed on the BSE and comply with all the rules and regulations provided by the SEBI. It will be the inclusion of only profit-making companies, and the company must have high liquidity.
BSE 400 Mid Small Cap Share Price = Total Free- Float Market Capitalisation* Base Index Value / Base Market Capitalisation
The value of the BSE 400 Mid Small Cap from the valuation based on the free-float market capitalisation should be reviewed
Advantages of the BSE 400 Mid Small Cap
- The BSE 400 Mid Small Cap index provides an opportunity for investors to invest in a diversified sector. The investor can choose their own most profitable stock from the index.
- Mid- and small-cap companies offer the benefit of capital appreciation because they grow faster than large-cap companies, thereby increasing the chances of higher returns.
- There should be a balance between small and large cap companies, as this offers a balanced risk-return profile, providing high liquidity to investors.
- The companies in the BSE 400 Mid Small Cap Index are those which have high liquidity and have the potential to grow well in the near future.
Disadvantages of the BSE 400 Mid Small Cap Index
- The market of these 400 stocks is highly affected in the situation of economic downturn and bear markets, which impacts on the prices of the stock market.
- Smaller companies do not generally comply with rules and regulations made by the government; therefore, the intervention of the government is usually less, which leads to the higher-risk sector.
- Some companies in the BSE 400 Mid Small Cap Index are not fully-established, so the risk for the investor is higher.
- The large-cap companies takes exposure at the global level, but the small and mid companies are more domestically dependent, which makes them vulnerable to Indian Economic conditions.
How to Invest in the BSE 400 Mid Small Cap Index
There are various methods by which investing in the BSE 400 Mid Small Cap Stocks can be done. The investor may choose a broker who helps them select high-potential stocks in the BSE 400 Mid Small Cap Index. On the platform of the brokerage, Investors can assess the Mutual Funds or ETFs. The investors can track the performance of the BSE 400 Mid Small Cap Index through their demat account. The investors can choose the highly growing BSE 400 Mid Small Cap company for investing, which provides them with long-term growth and stability in the future. Investors can purchase shares of the mutual funds through the demat account and chase the long-term financial goals by investing in the high-potential growth.
Conclusion
The BSE 400 Mid Small Cap represents an analytical tool which is used to track the performance of the 400 companies involved in the BSE 500, but are not forming a part of the BSE 100. For monitoring the higher and sustainable companies, the BSE 400 Mid Small Cap Index plays a very crucial role in assessing the data of the mid small-cap stocks. The criteria for rebalancing the BSE 400 Mid Small Cap Index shall be based on a semi-annual basis, ensuring that it reflects current market dynamics. The continuous trading frequency for the past six months shall be a minimum 90%, and have an adequate average daily turnover value.
BSE 400 Mid Small Cap Share Price = Total Free- Float Market Capitalisation* Base Index Value / Base Market Capitalisation
The value of the BSE 400 Mid Small Cap from the valuation based on the free-float market capitalisation should be reviewed.
The investors can choose the highly growing BSE 400 Mid Small Cap company for investing, which provides them with long-term growth and stability in the future. Investors can purchase shares of the mutual funds through the demat account and chase the long-term financial goals by investing in the high-potential growth.
FAQs
What is BSE 400 Mid Small Cap Index?

The BSE 400 Mid Small Cap represents an analytical tool which is used to track the performance of the 400 companies involved in the BSE 500, but are not forming a part of the BSE 100. For monitoring the higher and sustainable companies, the BSE 400 Mid Small Cap Index plays a very crucial role in assessing the data of the mid small-cap stocks.
What is the eligibility criteria for the BSE 400 Mid Small Cap Index?

The weighted method for the BSE 400 Mid Small Cap Index shall be based on the free-float market capitalisation; only the inclusion of freely traded shares is allowed. The continuous trading frequency for the past six months shall be a minimum 90%, and have an adequate average daily turnover value.
What are the benefits of the BSE 400 Mid Small Cap Index?

The BSE 400 Mid Small Cap index provides an opportunity for investors to invest in a diversified sector. The investor can choose their own most profitable stock from the index. There should be a balance between small and large cap companies, as this offers a balanced risk-return profile, providing high liquidity to investors.
How to invest in the BSE 400 Mid Small Cap?

There are various methods by which investing in the BSE 400 Mid Small Cap Stocks can be done. The investor may choose a broker who helps them select high-potential stocks in the BSE 400 Mid Small Cap Index. Investors can purchase shares of the mutual funds through the demat account and chase the long-term financial goals by investing in the high-potential growth.
