Defense Stocks: The Definitive Guide for Smart Investors

Defense Stocks: The Definitive Guide for Smart Investors

Governments around the world spent over $2.4 trillion on defense in 2025, and the companies capturing those dollars trade on public exchanges. Defense stocks represent shares in firms that design, manufacture, and service military equipment, cybersecurity systems, and intelligence platforms. For value investors, this sector offers something rare: multi-year contract visibility combined with pricing power that few industries can match.

Key Takeaways

• Defense stocks generate revenue from government contracts that often span 5 to 15 years, providing unusual earnings predictability.
• The top five U.S. defense contractors hold a combined backlog exceeding $500 billion.
• EV/Revenue ratios across the sector range from 1.4x to 3.2x, offering a wide spectrum of entry points.
• Debt-to-equity levels vary significantly, making balance sheet analysis a priority before buying.
• Dividend yields in the sector average 1.5% to 2.5%, with several companies maintaining 20+ year growth streaks.
• Rising NATO spending commitments from European nations are creating a multi-decade tailwind.

What Makes Defense Stocks Unique

Most industries face demand uncertainty. A consumer brand can lose market share overnight to a competitor. A tech company can watch its revenue evaporate when a platform shift occurs. Defense contractors operate in a different reality.

The U.S. Department of Defense budget for fiscal year 2026 sits at roughly $886 billion. That money flows through long-duration contracts with built-in escalation clauses. When Lockheed Martin signs a deal to produce F-35 fighter jets, that contract stretches across a decade or more. Revenue becomes something closer to a subscription than a one-time sale.

This contract structure creates earnings stability that shows up in financial metrics. The sector's average revenue volatility over the past ten years is about 40% lower than the S&P 500 average.

The Top Defense Stocks by the Numbers

Here is a snapshot of the largest publicly traded defense companies, ranked by market capitalization:

Several things stand out. RTX carries the highest EV/Revenue multiple at 2.3x, reflecting its diversified portfolio across Pratt & Whitney engines and Raytheon missiles. General Dynamics trades at a lower multiple despite strong free cash flow generation from its Gulfstream business jet division.

How to Evaluate Defense Stocks Using Fundamental Analysis

Backlog-to-Revenue Ratio

The single most important metric for defense investors is the backlog-to-revenue ratio. A company with a $100 billion backlog generating $20 billion in annual revenue has five years of work already booked. That ratio gives you forward visibility no earnings estimate can match.

Lockheed Martin's backlog-to-revenue ratio stands at roughly 2.3x. RTX leads the pack at nearly 2.9x. A ratio below 1.5x might signal slowing contract wins and deserves closer scrutiny.

Free Cash Flow Conversion

Defense companies often report solid net income but vary wildly in how much of that converts to actual cash. Look for free cash flow conversion rates above 90%. Lockheed Martin consistently converts above 100% of net income to free cash flow thanks to advance payments on long-cycle programs.

Compare this to Boeing's defense segment, which has struggled with negative free cash flow on fixed-price development contracts that ran over budget.

Debt-to-Equity Context

The debt-to-equity ratio matters differently in defense. A company like RTX carries a 0.7 D/E ratio partly because its 2020 merger created goodwill on the balance sheet. General Dynamics at 0.6 reflects a genuinely conservative capital structure. Context matters more than the raw number.

Defense Stocks as Dividend Investments

Dividend investors have long favored defense stocks for their reliability. The combination of predictable government revenue and oligopolistic market structure supports consistent payout growth.

Lockheed Martin has increased its dividend for 21 consecutive years. General Dynamics has a 30-year streak. These are not high-yield stocks. You will not find 5% yields here. But the growth rate of those dividends has averaged 8% to 12% annually over the past decade, well above inflation.

For investors building a dividend growth portfolio, the reinvested dividend total return from defense stocks has outpaced the broader market over 10-year and 20-year windows.

Geopolitical Tailwinds Driving the Sector

NATO allies committed to spending 2% of GDP on defense. Most European nations are now pushing toward 3% after recent geopolitical events. Poland already exceeds 4%. This spending wave is not a temporary spike. It represents a structural shift in how Western democracies allocate budgets.

For U.S. defense stocks, European rearmament creates export opportunities. For European defense names like BAE Systems, Rheinmetall, and Leonardo, domestic orders are accelerating at rates not seen since the Cold War.

The cybersecurity and space domains add another growth vector. Companies like Northrop Grumman, with its B-21 bomber and satellite programs, are positioned at the intersection of traditional defense and next-generation technology spending.

Risks Every Defense Investor Should Understand

Budget Sequestration

The U.S. Congress has the power to impose automatic spending cuts through sequestration. This happened in 2013 and created a multi-year headwind for the sector. While current political dynamics make deep cuts unlikely, the risk never fully disappears.

Program Cancellations

Individual programs can be cancelled or restructured. The Army's Future Combat Systems program consumed $20 billion before cancellation. Investors concentrated in a single company face program-specific risk that diversification within the sector can mitigate.

Fixed-Price Contract Losses

When defense firms bid fixed-price development contracts and underestimate costs, the losses compound quickly. Boeing's MQ-25 and T-7A programs demonstrate this risk vividly. Look for companies that balance fixed-price production work (lower risk) with cost-plus development contracts.

Ethical Considerations

Some investors exclude defense stocks on ethical grounds. ESG-focused funds frequently screen them out. This exclusion actually benefits value investors by reducing buyer competition and keeping valuations lower than fundamentals might otherwise justify.

Building a Defense Stock Portfolio

A balanced approach to defense investing might include:

Core Holdings (60%): Lockheed Martin and RTX provide diversified exposure to the largest programs and strongest backlogs.

Growth Tilt (25%): L3Harris and Northrop Grumman offer exposure to faster-growing segments like space, cybersecurity, and electronic warfare.

International (15%): BAE Systems or Rheinmetall give exposure to the European rearmament cycle without pure U.S. budget dependency.

Use the ValueMarkers screener to filter defense companies by P/E ratio, debt-to-equity, and EV/Revenue to find entry points that match your risk tolerance.

How Defense Stocks Compare to the Broader Market

Over the past 20 years, the S&P Aerospace & Defense Select Industry Index has delivered annualized returns of approximately 11.2%, compared to 10.1% for the S&P 500. The outperformance becomes more pronounced on a risk-adjusted basis because defense stocks exhibit lower beta during market downturns.

During the 2020 market crash, defense stocks fell roughly 25% compared to the S&P 500's 34% drawdown. During the 2022 bear market, the sector actually posted positive returns as geopolitical tensions escalated.

This defensive characteristic (no pun intended) makes the sector attractive for portfolio construction even beyond pure return calculations.

Valuation Frameworks for Defense Stocks

Traditional P/E analysis works for mature defense primes, but EV/EBITDA often provides a cleaner comparison because it neutralizes differences in capital structure and tax situations.

The sector's median EV/EBITDA sits at approximately 15x. Companies trading below 12x (like General Dynamics in recent years) often present value opportunities. Those above 18x need to justify the premium through superior growth or margin expansion.

A discounted cash flow model for defense stocks should use a lower discount rate than for cyclical industries. The revenue predictability from backlog justifies a 7% to 9% WACC for the major primes, compared to 10% to 12% for a typical industrial company.

Further reading: SEC EDGAR · FRED Economic Data

Related ValueMarkers Resources

• Debt To Equity — Glossary entry for Debt To Equity
• Pe Ratio — Glossary entry for Pe Ratio
• Enterprise Value to Revenue (EV/Revenue) — Enterprise Value to Revenue is the metric used to how cheaply a stock trades relative to its fundamentals
• Best Defense Stock — related ValueMarkers analysis
• European Defense Stocks — related ValueMarkers analysis
• How To Invest During A Recession — related ValueMarkers analysis

Frequently Asked Questions

what stocks to buy

The best stocks to buy depend on your investment goals, risk tolerance, and time horizon. For defense exposure, Lockheed Martin (LMT) and RTX Corporation (RTX) offer the largest backlogs and most diversified revenue streams. Use a stock screener with fundamental filters to match picks to your specific criteria.

what are penny stocks

Penny stocks are shares that trade below $5 per share, often on over-the-counter markets rather than major exchanges. Most major defense stocks trade well above this threshold, with share prices ranging from $100 to $600. Penny stocks carry significantly higher risk due to lower liquidity, less regulatory oversight, and limited financial transparency.

what are the best stocks to buy right now

Identifying the best stocks to buy requires analyzing current valuations against intrinsic value. In the defense sector, companies with P/E ratios below 20 and backlog-to-revenue ratios above 2.0x historically offer strong risk-adjusted returns. General Dynamics (GD) and Lockheed Martin (LMT) currently fit that profile based on April 2026 data.

what is eps in stocks

EPS, or earnings per share, divides a company's net income by its outstanding share count. For defense stocks, EPS growth has averaged 8% to 12% annually over the past decade. Lockheed Martin reported EPS of approximately $27.50 in fiscal 2025, reflecting strong program execution and share buybacks that reduced the denominator.

what is beta in stocks

Beta measures a stock's price volatility relative to the broader market. A beta of 1.0 means the stock moves in line with the S&P 500. Defense stocks typically carry betas between 0.6 and 0.9, making them less volatile than average. Northrop Grumman's beta of approximately 0.55 reflects its counter-cyclical revenue profile tied to government budgets.

what are blue chip stocks

Blue chip stocks are shares of large, well-established companies with histories of reliable performance and consistent dividends. Lockheed Martin, RTX Corporation, and General Dynamics all qualify as blue chips with market capitalizations exceeding $60 billion, investment-grade credit ratings, and decades of dividend growth. The term originated from poker, where blue chips hold the highest value.

Ready to screen defense stocks by valuation, profitability, and balance sheet strength? Try the ValueMarkers screener to filter across 120+ indicators and find defense stocks trading below intrinsic value.

Written by Javier Sanz, Founder of ValueMarkers. Last updated April 2026.

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Disclaimer: This content is for informational and educational purposes only and does not constitute investment advice, a recommendation, or an offer to buy or sell any security. Past performance does not guarantee future results. Consult a licensed financial advisor before making investment decisions.