Stock markets rally for 4th day; Sensex climbs nearly 371 points on GST reform bid

Benchmark stock indices Sensex and Nifty advanced on Tuesday (August 19, 2025), marking their fourth consecutive day of gains, mainly driven by Reliance Industries and Tata Motors.

Rising for the fourth trading day in a row, the 30-share BSE Sensex edged higher by 370.64 points or 0.46% to settle at 81,644.39. During the day, it jumped 482.13 points or 0.59% to 81,755.88.

The 50-share NSE Nifty climbed 103.70 points or 0.42% to 24,980.65.

Optimism prevailed in the market, buoyed by plans for big bang reforms in the GST regime by Diwali and easing geopolitical worries, analysts said.

Among Sensex firms, Tata Motors rose the most by 3.5% while Adani Ports gained 3.16%. Reliance Industries rose by 2.82%. Eternal, Tech Mahindra, Kotak Mahindra Bank, Hindustan Unilever and Maruti were also among the gainers.

However, Bajaj Finserv, Power Grid, Mahindra & Mahindra and HCL Tech were among the laggards.

“The national market continued the renewed momentum, buoyed by expectations of GST rationalisation and a recent upgrade in India’s credit rating. Additional optimism came from signs of easing geopolitical tensions between Russia and Ukraine, shifting the near-term outlook from consolidation to a more constructive stance,” Vinod Nair, Head of Research, Geojit Investments, said.

In Asian markets, South Korea’s Kospi, Japan’s Nikkei 225 index, Shanghai’s SSE Composite and Hong Kong’s Hang Seng settled lower.

Markets in Europe were trading higher. The U.S. markets ended on a flat note on Monday (August 18, 2025).

Global oil benchmark Brent crude declined 0.93% to $65.98 a barrel.

Foreign Institutional Investors (FIIs) bought equities worth ₹550.85 crore on Monday (August 18, 2025), according to exchange data.

On Monday (August 18, 2025), the Sensex jumped 676.09 points or 0.84% to settle at 81,273.75. The Nifty climbed 245.65 points or 1% to end at 24,876.95.