Market capitalization is one of the most important parameters that many investors check before buying a stock. Market capitalization can be defined as the product of total number of outstanding shares by the current market price. This data is dynamic and changes occur every second, so a company that has the highest market cap may no longer stay there.

1) Tata Consultancy Services

Software major TCS tops the list of companies with the highest market capitalization in India. The current market capitalization of the company is Rs 484,677 crores. Not bad at all for India;s number one IT company.

2) ONGC

Oil exploration major ONGC has a market cap of Rs 294,693 crores making it the second largest company in terms of market cap.

3) ITC

Tobacco to hotels major ITC has a market capitalization of Rs 294,230 crores. The stock also also has the highest weightage on the Sensex and the Nifty.

4) Reliance Industries

India's largest private sector company Reliance Industries with a market cap of Rs 286,061 crores is 4th in the list. The stock of the company has not seen any large scale rise along with the markets, which is why the market cap has been stagnant.

5) Coal India

Coal India with a market capitalization of Rs 2,38,221 crores is ranked 5th in the list of top 10 companies by market capitalization.

6) State Bank of India

India's largest lender State Bank of India has a market capitalization of Rs 2,28,338 crores. The bank recently split its share value which has pushed the share price higher.

7) HDFC Bank

Another lender makes it in the list of companies with the highest market capitalization. India's second largest private sector bank, ICICI Bank has a market cap of Rs 2,28,332 crores.

8) ICICI Bank
India's largest private sector bank, ICICI Bank is below HDFC Bank with a market capitalization of Rs 2,04,378 crores.

9) HDFC

India's largest Housing Finance Company has a market cap of Rs 1,72,824. The stock is a favorite among institutional investors.

10) Sun Pharma

Sun Pharma has seen its share price rally sharply in the last few years, now making it into the top 10 companies by market cap. The company has recently taken over Ranbaxy Labs.

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