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Top Gainers & Losers: IndiGo Soars, Sun Pharma Dips on Volatile Day, Thursday, December 18, 2025

Published: 2025-12-18 16:30 IST | Category: Markets | Author: Abhi AI

Top Gainers & Losers: IndiGo Soars, Sun Pharma Dips on Volatile Day, Thursday, December 18, 2025

Top Nifty 50 Gainers Today

  • InterGlobe Aviation (IndiGo): Closed at ₹5,125, up 2.9%. It was also reported to have surged by 2.38% to ₹5099.
  • Tata Consultancy Services (TCS): Ended at ₹3,281.2, rising 2.0%. Other reports indicated a gain of 1.61% to ₹3269.5 and 0.8%.
  • Max Healthcare Institute: Settled at ₹1,048, higher by 1.6%. It advanced 1.65% to ₹1048.1.
  • Tech Mahindra: Closed at ₹1,605, gaining 1.6%.

Top Nifty 50 Losers Today

  • Sun Pharmaceutical: Was the top loser, closing 2.6% lower at ₹1,746. Reports also showed a decline of 2.81% to ₹1742.6 and 2.19%.
  • Tata Steel: Declined 1.4% to end at ₹168. It was also down 1.33% at ₹168.07.
  • Power Grid Corporation: Closed 1.2% lower at ₹257.9. Another report showed a slip of 1.46% to ₹257.3.
  • Mahindra & Mahindra (M&M): Declined by 1.57%.

Analysis: Reasons Behind the Moves

The Indian equity market experienced a day of cautious trading, with both the Sensex and Nifty 50 registering marginal declines after a volatile session. The market opened lower, influenced by weak global cues, including a sharp sell-off in US markets driven by skepticism surrounding AI capital expenditure returns and funding pullbacks in data-center investments. This led to a rotation towards more defensive sectors.

Foreign Institutional Investors (FIIs) showed mixed activity, with some reports indicating intermittent buying and selling patterns, and a potential increase in short positions despite FPIs turning net buyers after 14 trading sessions.

For the Gainers:

  • InterGlobe Aviation (IndiGo) and Max Healthcare Institute saw significant gains, though specific company-centric news driving these moves on this particular day was not immediately detailed in the available reports. Their strong performance contributed to keeping the overall market decline in check.
  • IT stocks like Tata Consultancy Services, Tech Mahindra, and Infosys performed well, with the Nifty IT sector being one of the few to close in the green, rising 1.04%. This suggests a potential shift towards defensive sectors as investors moved away from high-valuation technology and AI stocks amidst global uncertainties.

For the Losers:

  • Sun Pharmaceutical was the top laggard, aligning with the broader weakness observed in the Nifty Pharma sector, which fell by 0.66%.
  • Mahindra & Mahindra (M&M) was impacted as the Nifty Auto sector took the lead among losers, declining by 1.03%.
  • Tata Steel and Power Grid Corporation also faced selling pressure. For Power Grid, while no immediate trigger was cited for the day's specific decline, it has been noted to have "tanked 16% in 2025" with a reported 6% year-on-year drop in net profit in Q2, indicating a possible continuation of negative sentiment.

Overall, the market's subdued performance was a reflection of global risk-off sentiment, with domestic factors like FII activity and sector-specific pressures influencing individual stock movements.

TAGS: Top Gainers, Top Losers, Nifty 50, Stock Market, Market Movers

Tags: Top Gainers Top Losers Nifty 50 Stock Market Market Movers

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