What is VN30?

The operating form of vn30 is the underlying asset for future ETF products and index derivatives.

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How to calculate Vn30 index

The VN30 index is calculated based on 03 criteria: market capitalization, free-float exclusion rate and trading volume. The VN30 index has a calculation frequency of 1p/time and is reviewed every 6 months in July and January every year in order to make changes and filter a basket of 30 stocks that meet the criteria to enter the vn30 group. The put-through shares are still included in the vn30 index calculation


The formula for calculating the index vn30

In there:

Criteria for selecting stocks in the VN30 stock basket

There are 3 standard steps that have been published in selecting qualified stocks in the index basket

B1: Screening for capitalization value.

The group of stocks that satisfy the conditions to participate in the VN30 index calculation are arranged in descending order according to the average daily capitalization value of 06 months without free-float adjustment. The top 50 stocks with the highest market capitalization will be selected from the top down and the best 30 stocks will be selected.

B2: Screening for free-float.

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The free-float ratio is the ratio of the volume of freely transferable shares to the volume of shares outstanding in the market.

Stocks with a free-floatB3 ratio: Screening for liquidity.

After step 2, the set of remaining stocks that meet the requirements will be sorted in descending order of average daily trading value for 6 months.

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Meaning of VN30 Index

Describe the performance of stocks with high liquidity and capitalization

VN30 is considered the representative of blue-chip stocks. Highly attractive to foreign investors and long-term spice investors. Because of the characteristics of large enterprises with good financial health and efficient business operations, these stocks often receive great attention from investment blocks.

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Describe leading enterprises in different fields

With the criteria of stock screening, to be included in the basket of 30 stocks of vn30, the enterprises are at the top of the industry in a field. Movements in the free-float ratio adjustment show how the firm’s internal performance compares to other firms in the industry. If the operation is not efficient, it will be easy to be eliminated when there are businesses in the same or different industries removed from the stock basket.

Describe the interest of investment blocks in key areas

Since its appearance, the vn30 indexes have continuously “changed blood”, because of liquidity and investment movement, stocks showing signs of decreasing liquidity, are considered to leave this basket of 30 stocks, showing the the group of investment capital in stocks has been shifted to invest in other fields or groups of stocks in the same industry.

List of stocks in VN30 basket in 2019