What is Liquidity in the Stock Market?

• Market liquidity: Reflects how easily securities can be bought or sold.
• High liquidity: More active buyers and sellers can make transactions easier to execute.
• Low liquidity: Fewer buyers and sellers can make execution more difficult and increase potential price impact.
• Bid-ask spread: A narrower spread generally indicates better liquidity.
• Other markets: Liquidity varies across equities, government securities, foreign exchange and different types of mutual fund schemes.
• Price impact: Liquidity does not guarantee that you will buy or sell at your preferred price.

A stock with lower liquidity may have fewer active buyers and sellers. In such cases, completing a transaction may take longer, and a larger order can have a greater effect on the market price.

For example, suppose you buy a share at Rs. 50 and its market price later reaches Rs. 70. The difference is Rs. 20 per share, but you can realise that price only when a buyer is willing to transact at the available market price.

This means liquidity is about the ability to enter or exit a position efficiently. It does not guarantee a profit or ensure that you can always buy or sell at a specific price.

There are two types of liquidity: market liquidity and accounting liquidity.

• Market liquidity: Relates to how easily an asset or security can be bought or sold in a market. The number of buyers and sellers and the bid-ask spread can provide an indication of market liquidity.
• Accounting liquidity: Relates to the ability of a person or company to meet financial obligations using liquid assets. Examples of such assets include cash, accounts receivable and inventory.

These concepts are different. Market liquidity concerns the ease of trading a security, while accounting liquidity concerns an individual's or company's ability to meet financial obligations.

How does market liquidity affect stock trading?

Market liquidity depends partly on the availability of buyers and sellers. When trading activity is higher, investors may find it easier to execute orders without substantially moving the market price.

The bid-ask spread is another indicator. It represents the difference between the price available from buyers and the price sought by sellers. A narrower spread generally indicates greater liquidity, while a wider spread can indicate lower liquidity.

Read more: Free cash flow

Here are some of the most liquid financial markets in India:

• Forex market: The forex market allows traders to buy and sell currency pairs and make profits based on the price fluctuation caused by changes in exchange rates. It is one of the most liquid financial markets, with an extensive presence of retail forex traders, banks, financial institutions, and corporations.
• Equities market: The equities market is one of the most liquid markets in India, with thousands of stocks listed on various stock exchanges, such as the NSE and BSE. High liquidity is supported by a large number of buyers and sellers and the active participation of institutional and foreign investors.
• Government bond market: The Indian government bond market, including securities like G-Secs (Government Securities) and T-Bills (Treasury Bills), is highly liquid as they carry negligible risk of default. Liquidity is driven by the high demand for low-risk investments and regular government issuance.
• Mutual funds market: The mutual fund market witnesses high liquidity as there is a wide range of mutual fund schemes across various segments such as equities, debt, and hybrid. The liquidity is driven by investors looking for professionally managed funds and systematic investments through SIPs.

Read more: What is a Demat account

Liquidity in the stock market describes how easily and quickly a security can be bought or sold without significantly affecting its price. Higher trading activity and narrower bid-ask spreads generally indicate better market liquidity.

Liquidity differs across individual securities and financial instruments. Equities, government securities, foreign exchange instruments and mutual fund schemes have different trading and redemption mechanisms, so their liquidity should be assessed in the relevant context.

Understanding liquidity can help you assess how easily you may be able to enter or exit an investment. It does not, however, guarantee a particular price, return or profit.