Oil-Sensitive Stocks Fall as Brent Crude Tops $91/Barrel

Oil-sensitive stocks including IndiGo, Asian Paints, Indian Oil and BPCL fell sharply on September 1 as Brent crude climbed to a seven-day high of $91.56 per barrel.

Higher crude prices tend to hurt airlines, paint manufacturers and oil marketing companies because they increase fuel or raw material costs. The latest spike followed renewed tensions between the US and Iran, which raised concerns about oil supplies from West Asia.

Why are oil-sensitive stocks falling today?

Brent crude rose above $91 per barrel on Tuesday, September 1, reaching an intraday high of $91.56. That was its highest level since August 25, 2026.

The rise in oil prices came after fresh military exchanges involving the US and Iran increased fears of further supply disruptions in the Middle East.

For India, which depends heavily on imported crude, sustained higher oil prices can affect companies through:

• Higher aviation turbine fuel costs for airlines
• More expensive crude purchases for oil marketing companies
• Higher prices for crude-derived inputs used by paint companies
• Costlier synthetic rubber and carbon black for tyre manufacturers
• Broader inflation and currency pressures

The Nifty Oil & Gas index fell around 0.8% in early trade to an intraday low of 11,013.55.

Which oil-sensitive stocks fell?

Several major crude-sensitive stocks were trading lower during the morning session.

Company	Price reported	Intraday change
Aegis Logistics	₹1,226	-6.6%
IndiGo	₹5,078	-3.6%
BPCL	₹318	-3.4%
GAIL India	₹173.45	-3.0%
Petronet LNG	₹293	-2.9%
Asian Paints	₹2,583	-2.8%
Indian Oil	₹136	-2.8%
HPCL	₹362	-2.0%
Berger Paints	₹495	-1.1%

Prices and returns above reflect intraday data reported on September 1 and can change during the trading session.

Why did IndiGo shares fall?

InterGlobe Aviation, which operates IndiGo, fell around 3.6% to ₹5,078.

Fuel is one of the biggest operating expenses for an airline. When crude oil prices rise, aviation turbine fuel can become more expensive, putting pressure on operating margins unless airlines are able to offset the increase through higher ticket prices or other cost controls.

That makes airline shares particularly sensitive to sudden increases in global oil prices.

Why are Asian Paints and other paint stocks under pressure?

Asian Paints fell about 2.8%, while Berger Paints declined around 1.1%.

Paint manufacturers use several petrochemical and crude-linked raw materials. When crude prices remain elevated, the cost of these inputs can increase.

Companies may respond by raising product prices, but passing the entire increase on to customers is not always possible. Investors therefore tend to watch crude prices closely when assessing paint-company margins.

Why did BPCL and Indian Oil shares decline?

Bharat Petroleum Corporation Ltd, or BPCL, fell around 3.4%, while Indian Oil Corporation declined about 2.8%. HPCL was also down roughly 2%.

These companies buy crude oil and refine it into products such as petrol and diesel.

When crude prices rise quickly, their input costs increase. Their profitability can come under pressure if retail fuel prices do not rise sufficiently to compensate for those higher costs.

This explains why oil marketing companies can sometimes fall even when global crude prices are rising.

Why are ONGC and Oil India different?

Higher crude prices do not affect every energy company in the same way.

Upstream oil producers such as ONGC and Oil India extract crude and natural gas. Higher commodity prices can increase the value of what they produce, subject to factors such as production volumes, government policies and taxes.

On September 1, upstream stocks including ONGC and Oil India were trading higher even as downstream and crude-consuming companies came under pressure.

This creates an important distinction for investors:

Crude consumers

Companies such as airlines, paint makers and oil marketing companies can face higher costs when crude rises.

Crude producers

Oil exploration and production companies can potentially benefit from higher realised crude prices.

Why has Brent crude crossed $91?

The latest rise was driven largely by geopolitical risk.

Fresh US-Iran hostilities revived concerns over disruptions to oil supplies and shipping routes in the Middle East. Brent futures were trading above $91 per barrel on September 1 as markets assessed the possibility of a prolonged disruption.

The Strait of Hormuz remains particularly important for global markets because a significant share of international oil supply normally passes through the region.

When traders believe those supplies could be disrupted, crude prices can jump even before an actual shortage develops.

How do higher crude oil prices affect the Indian stock market?

Rising crude prices can affect India beyond individual oil-sensitive stocks.

India imports much of the crude oil it consumes. A sustained increase in oil prices can therefore raise the country’s import bill.

That can potentially put pressure on:

• Inflation
• The Indian rupee
• Corporate input costs
• Current account balances
• Consumer spending
• Interest-rate expectations

Indian benchmark indices were subdued on September 1, with rising oil prices and geopolitical risks offsetting some optimism around domestic growth.

What should investors watch next?

For oil-sensitive stocks, the direction of crude prices will remain an important near-term trigger.

Investors can track three major factors.

1. US-Iran tensions

Any further escalation could increase fears of prolonged oil supply disruptions. Signs of de-escalation could have the opposite effect.

2. Brent crude prices

A brief spike above $90 may have a different impact from crude remaining at elevated levels for several weeks.

Sustained prices matter more for corporate margins because companies eventually have to absorb, hedge or pass on higher costs.

3. Retail fuel and product prices

For oil marketing companies, investors will watch whether changes in crude costs are reflected in domestic petrol and diesel pricing.

For airlines and paint companies, the ability to raise ticket prices or product prices will also influence how much higher crude ultimately affects earnings.

Are oil-sensitive stocks likely to remain volatile?

Oil-sensitive stocks can remain volatile while geopolitical uncertainty keeps crude prices elevated.

The size of the eventual earnings impact, however, depends on how long high crude prices persist. A short-lived commodity spike may have a limited financial effect, while a prolonged period above $90 per barrel could create more significant margin pressure for businesses that consume large amounts of oil or crude-linked raw materials.

Investors should therefore distinguish between an immediate market reaction and the longer-term effect on company fundamentals.

FAQs

Key takeaways

• Brent crude climbed to a seven-day high of $91.56 per barrel on September 1.
• IndiGo fell around 3.6%, BPCL 3.4%, Asian Paints and Indian Oil about 2.8% each during the reported session.
• Airlines and paint makers face higher fuel or raw material costs when crude prices rise.
• Oil marketing companies can face margin pressure when crude costs rise faster than retail fuel prices.
• Upstream producers such as ONGC and Oil India can benefit from higher crude prices.
• Further movement in oil-sensitive stocks will depend heavily on crude prices and developments in US-Iran tensions.

Stock-market information is for educational purposes only and should not be treated as investment advice. Market prices can change rapidly during the trading session.