RIL and ICICI are particularly heavily affected, with eight of the top ten companies losing $1.03 trillion in market value.

 The 30-share BSE Sensex fell 673.84 points, or 1.12%, during the holiday-shortened week due to worries over the size of the US Federal Reserve's upcoming interest rate hike.

*Apart for Bharti Airtel and ITC, eight companies saw their market capitalization decline (mcap).

*Reliance Industries experienced the largest market valuation decline among the top 10 companies, falling by Rs 41,878.37 crore to Rs 15,71,724.26 crore.

*ICICI Bank's market capitalization dropped by Rs 18,134.73 to Rs 5,88,379.98 crore.

*The value of State Bank of India fell by Rs 12,360.59 to Rs 4,88,399.39 crore, and that of HDFC Bank fell by Rs 15,007.38 to Rs 8,86,300.20 crore.

*The market value of HDFC fell by Rs 6,893.18 billion to Rs 4,77,524.24 billion.

*The market capitalization of Tata Consultancy Services (TCS) dropped by Rs 4,281.09 to Rs 12,18,848.31 crore.

*Hindustan Unilever's valuation decreased by Rs 1,621.22 crore to Rs 5,78,739.57 crore, while Infosys' valuation decreased by Rs 3,555.83 to Rs 6,19.155.97 crore.

*Bharti Airtel, on the other hand, increased by Rs 5,071.99 crore, bringing its valuation to Rs 4,31,230.51 crore.

*ITC's market valuation increased by Rs 4,036.2 billion to Rs 4,81,922.33 billion.

The most valuable company is still Reliance Industries. Other notable companies include TCS, HDFC Bank, Infosys, ICICI Bank, Hindustan Unilever, State Bank of India, ITC, and