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TCS and ICICI Bank Lead ₹1.54 Lakh Crore Surge in Top 10 Firms' Valuation

By Arth Vani Desk · 2026-07-19

Five of India's top 10 most valued companies added a combined ₹1.54 lakh crore to their market capitalization last week. IT giant TCS emerged as the biggest gainer, while HDFC Bank and Bharti Airtel saw their valuations dip despite a positive week for the broader equity markets.

Key takeaways

Five of India's top 10 most valued companies added a combined ₹1.54 lakh crore to their market capitalization last week. IT giant TCS emerged as the biggest gainer, while HDFC Bank and Bharti Airtel saw their valuations dip despite a positive week for the broader equity markets.

The Indian equity markets ended the week on a high note, with five of the country's top 10 most valued companies witnessing a significant surge in their market capitalization (m-cap). Collectively, these five heavyweights added ₹1,54,554.8 crore to their total valuation, reflecting a period of robust investor confidence in blue-chip stocks.

TCS and ICICI Bank Lead the Rally

Tata Consultancy Services (TCS) was the star performer of the week. The IT services leader saw its market valuation jump by ₹72,072.3 crore, solidifying its position as a major driver of the index. Following closely was ICICI Bank, which also contributed substantially to the overall gains, alongside the country's most valued firm, Reliance Industries Limited (RIL).

Mixed Results for Banking and Telecom

While the overall market sentiment remained bullish, it was not a uniform rise across all sectors. Two major players, HDFC Bank and Bharti Airtel, faced a downward trend in their valuations. This divergence highlights the selective nature of the current market rally, where investors are rotating capital between sectors based on quarterly expectations and global cues.

What This Means for Retail Investors

Market capitalization is a key indicator of a company's size and perceived value by investors. When the m-cap of top-tier firms rises, it often lifts the benchmark indices like the Nifty 50 and Sensex, impacting the Net Asset Value (NAV) of diversified equity mutual funds. For retail investors, these movements underscore the importance of holding high-quality stocks or index-linked instruments during periods of market volatility.

As the Indian markets continue to navigate global economic signals, the performance of these top 10 firms will remain a critical barometer for the health of the domestic financial ecosystem.

This report is for informational purposes only and does not constitute financial or investment advice.

Frequently asked questions

Which company gained the most in market value last week?

Tata Consultancy Services (TCS) was the biggest gainer, adding ₹72,072.3 crore to its market capitalization.

Did all top 10 Indian companies see a rise in valuation?

No, while five firms saw significant gains, others like HDFC Bank and Bharti Airtel experienced a decline in their market value.

How does market capitalization affect retail investors?

Market capitalization reflects the total value of a company's shares. Significant changes in the m-cap of top firms can influence index movements and the performance of mutual funds that hold these stocks.

Source: ET Stock Market
Investments are subject to market risks. This article is for informational purposes only and not financial advice.