When Oil Prices Fall, These Industries Rise

Author avatar

Aimee Silverwood | Financial Analyst

Published on 4 November 2025

Summary

  • Declining oil prices present cyclical investment opportunities in key downstream sectors.
  • Airlines and transport companies may see significant margin expansion from cheaper fuel.
  • Oil refiners can profit from wider margins, while manufacturers gain from lower costs.
  • This tactical opportunity requires careful stock selection and awareness of market risks.

When Oil Goliaths Stumble, Who Might Catch the Gold?

It always brings a wry smile to my face when a giant stumbles. Saudi Aramco, the absolute behemoth of the oil world, has just reported its eleventh straight quarterly profit decline. While the executives in Riyadh are no doubt reaching for the worry beads, I see something else entirely. I see a signal flare, an enormous, flashing neon sign pointing towards a rather interesting opportunity for those of us with a bit of patience and a nose for a bargain.

When the price of crude oil tumbles, the global economy acts like a giant seesaw. For every producer groaning under the weight of lower revenues, there’s a consumer on the other end being lifted high into the air. The question for any investor, of course, is which of those rising seats offers the best ride for your money.

The Obvious Winners, and Their Baggage

The most obvious port of call is, naturally, the airlines. Jet fuel is the lifeblood of aviation, and it can account for a third of an airline’s entire operating budget. When its price plummets, airline balance sheets can suddenly look much healthier. Companies like United, Delta, and Southwest could see their margins expand beautifully.

But let’s be honest, investing in airlines is not for the faint of heart. It’s an industry that seems to have a unique talent for turning good news into a crisis. Lower fuel costs are fantastic, but they don’t solve labour disputes, fierce competition, or the constant need to buy ruinously expensive new planes. So, while they may benefit, I think it’s a rather crowded and bumpy trade. The same logic applies to the broader transport sector. Cheaper diesel is a godsend for trucking and shipping firms, but these are tough, low margin businesses at the best of times.

A More Cunning Play

For my money, a more interesting, if slightly more complex, play lies with the oil refiners. These are the middlemen of the energy world. They buy raw crude oil and process it into things we actually use, like petrol and diesel. Their profit comes from the difference between the cheap stuff they buy and the more expensive stuff they sell.

When crude prices fall sharply, but demand for petrol at the pump remains steady, this gap, known as the crack spread, can widen into a chasm. For a short while, refiners can make hay. It’s a classic cyclical opportunity, a temporary arbitrage that rewards those who understand the plumbing of the energy market. It’s not a ‘buy and forget’ investment, but it can be a very profitable one if your timing is right.

Finding the Hidden Beneficiaries

The ripple effect of cheap oil extends far beyond the obvious. Think about all the industries that use oil not as a fuel, but as a raw material. Chemical companies, plastics manufacturers, and makers of synthetic fibres all see their input costs fall. This is where things get truly interesting. Unlike an airline, which is under immense pressure to pass savings on to customers through lower fares, a specialised chemical firm might just pocket the difference, boosting its profits without anyone really noticing.

The trick is to look for companies with significant exposure to oil based costs but which also have strong pricing power in their own markets. These are the businesses that can truly capitalise on the situation, turning a commodity downturn into a serious boost for their bottom line. It’s a theme well worth exploring, and a basket like Crude Costs Fall: Which Industries May Benefit Most? could offer a useful map of this complex landscape. This isn't a guaranteed win, of course, as a sudden oil price reversal could quickly erase these advantages. Investing always carries risk, but understanding these downstream dynamics may give you an edge.

Deep Dive

Market & Opportunity

  • Saudi Aramco has reported its 11th consecutive quarterly profit decline, signalling a sustained period of lower crude prices.
  • Jet fuel typically represents 20-30% of an airline's operating costs, so lower crude prices can significantly expand margins.
  • Oil refiners benefit from wider "crack spreads", which is the price difference between crude oil inputs and refined products like petrol and diesel.
  • The broader transport sector, including shipping, trucking, and railway operators, gains from lower fuel expenses.
  • Manufacturing industries that use oil-derived products, such as chemicals and plastics, see their raw material costs fall.

Key Companies

  • United Continental Holdings, Inc. (UAL): An airline whose fuel costs are directly correlated with crude oil prices, meaning a sustained drop can transform its financial performance.
  • Delta Air Lines Inc. (DAL): An airline with strong operational leverage to fuel costs, where lower prices directly improve profitability across its extensive network.
  • Southwest Airlines Co. (LUV): An airline operating a highly fuel-efficient fleet, which compounds its margin expansion potential when oil prices decline.

View the full Basket:Crude Costs Fall: Which Industries May Benefit Most?

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Primary Risk Factors

  • Crude oil prices are volatile and can reverse quickly due to geopolitical events, supply disruptions, or shifts in global demand.
  • Companies that have hedged their fuel costs may have a reduced sensitivity to immediate price movements.
  • Currency fluctuations can offset the operational benefits for companies that operate internationally.

Growth Catalysts

  • A sustained period of subdued oil prices creates a tailwind for downstream beneficiaries.
  • Companies can convert lower input costs into improved financial performance while maintaining their competitive positions.
  • The opportunity is cyclical, capitalising on a specific phase of the oil price cycle rather than a long-term structural change.
  • Lower transport costs have a cascading effect, reducing the price of moving goods for retailers and manufacturers.

How to invest in this opportunity

View the full Basket:Crude Costs Fall: Which Industries May Benefit Most?

15 Handpicked stocks

Frequently Asked Questions

This article is marketing material and should not be construed as investment advice. No information set out in this article be considered, as advice, recommendation, offer, or a solicitation, to buy or sell any financial product, nor is it financial, investment, or trading advice. Any references to specific financial product or investment strategy are for illustrative / educational purposes only and subject to change without notice. It is the investor’s responsibility to evaluate any prospective investment, assess their own financial situation, and seek independent professional advice. Past performance is not indicative of future results. Please refer to our Risk Disclosure.

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