Iran's Strait of Hormuz Gambit: Defence Stocks and Energy Plays

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Aimee Silverwood | Financial Analyst

4 min read

Published on 4 March 2026

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Summary

  • Geopolitical tensions create unique event-driven investment opportunities in specific sectors.
  • Defence stocks could see growth from increased government military spending.
  • Energy producers outside the Persian Gulf may benefit from supply security premiums.
  • Market uncertainty from global crises can offer strategic portfolio advantages.

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Navigating the Geopolitical Storm in Your Portfolio

Well, here we go again. Iran makes a few pointed threats about the Strait of Hormuz, the Dow Jones has a wobble and sheds over a thousand points, and suddenly everyone is in a panic about the price of petrol. It’s a familiar dance, isn’t it? To me, however, this isn't just another crisis to wring our hands over. For a pragmatic investor, it’s a rather predictable, if somewhat grim, pattern that presents a clear opportunity. When the world’s most important waterway becomes the stage for a geopolitical spat, you can be certain that capital will flow in very specific directions.

Time to Polish the Brass

When military tensions begin to simmer, two things tend to happen. First, news channels dust off their dramatic maps with flashing red arrows. Second, governments miraculously find money in their budgets for more jets, missiles, and impressively large ships. It's hardly a surprise then that the order books for defence stalwarts like Lockheed Martin or Northrop Grumman could start to look a little healthier. This isn't about cheering for conflict, let's be clear. It is simply a cool-headed observation that political instability often translates directly into bigger defence contracts as nations look to bolster their security.

Paying a Premium for Peace and Quiet

Now, let's talk about the energy market. The moment Iran even hints at disrupting passage through Hormuz, the value of every barrel of oil sitting somewhere safe, say in a Texan oilfield, ticks upwards. The logic is straightforward. Why would you want your supply chain dependent on a route that could be closed at a moment's notice when more reliable options exist? This creates a clear premium for energy producers located far from the drama, a theme explored in our Geopolitical Investing: What's Next for Markets basket. Investors may begin to favour operational stability over sheer volume, which seems like a sensible shift in priorities.

A Calculated Response to Chaos

So, what should you take away from all this? Panicking is for amateurs. The smart money understands that these kinds of event-driven moments create dislocations in the market that can be navigated. It’s not about making a quick profit from bad news. Instead, it’s about recognising how global supply chains and government spending react under entirely predictable pressures. While the headlines may scream crisis, a thoughtful investor might see a fundamental recalibration of risk, where defence and energy security could become far more attractive propositions. The trick, as always, is to look past the noise and follow the money.

Deep Dive

Market & Opportunity

  • The Strait of Hormuz is a critical oil chokepoint, carrying roughly 20% of global oil supplies daily.
  • Fears of supply disruption related to the strait caused a 1,200-point drop in the Dow Jones.
  • The situation creates an event-driven opportunity, with specific sectors positioned to benefit from crisis conditions.
  • Energy producers in stable regions, like American shale producers, may benefit from supply security premiums as markets seek alternatives to Persian Gulf supplies.

Key Companies

  • Lockheed Martin Corporation (LMT): An aerospace and defence contractor with a portfolio that includes the F-35 fighter programme and advanced missile systems.
  • Northrop Grumman Corporation (NOC): A company focused on unmanned systems, cyber warfare, and space technology for modern military applications.
  • General Dynamics Corporation (GD): A producer of combat vehicles like Abrams tanks, naval systems including Virginia-class submarines, and information technology solutions.

View the full Basket:Geopolitical Investing: What's Next for Markets

15 Handpicked stocks

Primary Risk Factors

  • Event-driven investments often involve higher volatility and shorter time horizons than traditional strategies.
  • The investment thesis can change rapidly based on fast-moving political developments.
  • Crisis-driven investing requires active monitoring and careful risk management, such as using smaller position sizes.
  • A key challenge is distinguishing between temporary price premiums caused by a crisis and sustainable, long-term competitive advantages.

Growth Catalysts

  • Governments typically increase defence spending in response to heightened military tensions.
  • Defence contractors may experience expanded order books as nations modernise their military equipment.
  • Geopolitical tensions can lead to sustained demand for energy producers located in stable regions as consuming nations diversify supply sources.
  • Broader trends such as rising global tensions, ongoing military modernisation programmes, and a focus on energy independence create a supportive long-term backdrop.

How to invest in this opportunity

View the full Basket:Geopolitical Investing: What's Next for Markets

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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