Stock Market Today (18 September 2026): Nifty Gains 76 Points, Sensex Ends Flat as Crude Oil Eases

The Indian stock market ended mixed on 18 September 2026 as easing crude oil prices and positive global market cues supported selective buying.

The BSE Sensex gained 19.63 points, or 0.03%, to close at 74,294.96.

The Nifty 50 rose 75.80 points, or 0.31%, to settle at 23,346.40.

The market remained volatile throughout the session, with investors balancing positive global cues against concerns over crude oil prices, interest rates and geopolitical developments.

The Nifty managed to close higher, while the Sensex remained almost flat.

Market Highlights

• Sensex closed at 74,294.96, up 19.63 points.
• Nifty 50 settled at 23,346.40, up 75.80 points or 0.31%.
• Easing crude oil prices supported sentiment.
• Asian market cues were relatively positive.
• Selective buying emerged in large-cap stocks.
• IT stocks remained mixed.
• Selected Tata Group stocks faced selling pressure.
• The broader market remained relatively resilient.
• Closing Auction Session again created sharp volatility.
• Nifty ended above the 23,300 level.

Crude Oil Prices Ease

Crude oil prices declined during the session.

Brent crude moved lower after recent sharp gains, providing some relief to Indian investors.

The decline in oil prices reduced immediate concerns about India's import bill and inflation.

However, crude remained above $100 per barrel, meaning energy prices continued to represent an important risk for the Indian economy.

Positive Global Cues

Global equity markets provided support to Indian stocks.

Asian markets traded positively, while global technology stocks also showed strength.

The improved international sentiment encouraged selective buying in Indian equities.

Nifty Outperforms Sensex

The Nifty ended with a gain of 75.80 points.

The Sensex, however, gained only 19.63 points.

The difference was partly due to stock-specific weakness among some large Sensex constituents.

The Nifty's broader composition allowed selected gains in individual sectors to provide stronger support.

Sectoral Performance

Metals

Metal stocks attracted buying interest during the session.

Lower crude prices and improved global commodity sentiment supported selected companies.

Banking

Banking stocks remained mixed.

Some private-sector banks gained, while others declined.

Information Technology

IT stocks remained mixed.

Global technology-market developments provided some support, but concerns around global interest rates continued to affect the sector.

Energy

Energy stocks remained closely linked to crude oil movements.

The easing in crude prices provided some relief to downstream companies.

Auto

Auto stocks remained mixed as investors assessed demand and input-cost trends.

Top Gainers

Adani Ports

Adani Ports was among the notable gainers.

The stock benefited from buying interest in selected infrastructure and logistics companies.

TCS

TCS was among the stocks attracting buying interest during the session.

Tata Motors Passenger Vehicles

Tata Motors Passenger Vehicles also featured among the notable market movers.

Selected Banking Stocks

Several banking stocks attracted selective buying.

Top Losers

Tata Group Stocks

Selected Tata Group stocks witnessed selling pressure.

IT Stocks

Some large IT companies remained under pressure.

Selected Financial Stocks

Several financial companies ended lower despite the overall positive market trend.

Closing Auction Session Volatility

The Closing Auction Session again produced unusually sharp market movements.

The indicative Sensex price moved sharply during the final minutes before settling at the official closing level.

The Nifty and Sensex once again showed a divergence in their final movements.

The increased volatility highlighted the importance of the closing-auction mechanism for traders and investors.

Broader Market

The broader market showed relative resilience.

Investors continued to find opportunities in selected mid-cap and small-cap stocks.

However, market participation remained selective rather than broad-based.

Stock-specific developments continued to determine individual price movements.

Foreign and Domestic Investor Activity

Institutional flows remained important.

Foreign investors continued to remain cautious because of high crude prices, geopolitical uncertainty and global interest-rate concerns.

Domestic investors continued to provide support through selective buying.

The balance between foreign selling and domestic buying remained important for the overall market direction.

Important Nifty Levels

The Nifty closed at 23,346.40.

The 23,300 level remains an important short-term support area.

A sustained move above 23,400 could improve market sentiment.

The 23,500 level remains an important resistance zone.

A break below 23,200 could again increase selling pressure.

What to Watch Next?

Investors will monitor:

• Crude oil prices.
• Geopolitical developments.
• Global bond yields.
• US interest-rate expectations.
• Foreign investor flows.
• Domestic institutional flows.
• IT stocks.
• Banking stocks.
• Metal stocks.
• Tata Group stocks.
• Nifty movement around 23,200–23,500.

Investor Outlook

The mixed market performance indicates that investors remain cautious.

Easing crude prices provided some relief, but oil remains above $100 per barrel.

The broader market continues to be influenced by global interest rates and geopolitical developments.

The Nifty's ability to remain above 23,300 will be important for short-term sentiment.

At the same time, the repeated volatility during the Closing Auction Session means traders should closely monitor final index movements and not rely only on pre-auction levels.

Conclusion

The Indian stock market ended mixed on 18 September 2026.

The Sensex gained 19.63 points to close at 74,294.96, while the Nifty rose 75.80 points to settle at 23,346.40.

Easing crude oil prices and positive global cues supported selective buying.

However, IT and selected large-cap stocks remained under pressure.

The Closing Auction Session once again generated significant volatility and created a noticeable difference between intraday market levels and the final index readings.

Going forward, crude oil prices, geopolitical developments, global bond yields and institutional investment flows will remain key factors for Indian equities.