Sensex tanks over 1,000 points, Nifty tumble over 1%

Market Performance - The benchmark indices Sensex and Nifty fell over 1 percent due to heavy selling pressure in major companies like Reliance, Bajaj Finance, and M&M amid rising geopolitical tensions [1][3] - The BSE Sensex dropped 1,065.71 points, or 1.28 percent, closing at 82,180.47, with an intraday low of 82,010.58, down 1,235.6 points or 1.48 percent [3] - The NSE Nifty decreased by 353 points, or 1.38 percent, ending at 25,232.50 [3] Sector Performance - Among the 30 Sensex firms, notable declines included Eternal at 4.02 percent, Bajaj Finance at 3.88 percent, and several others like Sun Pharma and Mahindra & Mahindra [4] - HDFC Bank was the only stock to gain among the Sensex firms [4] Foreign Investment Trends - Foreign institutional investors sold equities worth ₹3,262.82 crore on Monday, while domestic institutional investors purchased stocks worth ₹4,234.30 crore [4] Global Market Influence - Asian markets, including South Korea's Kospi, Japan's Nikkei 225, Shanghai's SSE Composite, and Hong Kong's Hang Seng, all closed lower [5] - The unpredictable use of tariffs by the US administration has created unease among global market participants, leading to volatility in financial markets [7] - Fresh threats from US President Donald Trump regarding additional tariffs on European nations have contributed to global equity selling, impacting Indian markets [8] Investor Sentiment - The Indian equity market ended on a negative note, influenced by weak global cues, cautious investor positioning, and a subdued risk appetite [9] - Brent crude oil prices increased by 0.09 percent to $63.91 per barrel [9]