Woodward, Inc. (WWD)

How it makes money

Woodward sells new equipment to engine and machinery makers at the time a platform is built, then earns a long tail of aftermarket revenue selling spare parts and repairs over the decades that platform stays in service. Aftermarket sales carry higher margins and recur regardless of new production rates, which cushions results when new aircraft or industrial-equipment build rates slow. Winning a spot on a new engine platform takes years of qualification, but once won it tends to last the platform's life.

Revenue by segment

Once a Woodward component is qualified onto an aircraft engine or turbine platform, replacing it requires re-certifying the whole system with regulators and the engine maker, a process that can take years. That locks in decades of aftermarket sales for components already flying, but the advantage only exists where Woodward already won the design; new platforms are contested from scratch against competent rivals.

Aerospace revenue tracks how many commercial aircraft Boeing and Airbus are building and how much airlines are flying, both of which swing with air travel demand and aircraft-maker production rates. Industrial revenue follows capital spending in power generation, oil and gas and transportation, which rises and falls with energy prices and broader economic activity.

Key risks

• Revenue concentrated among large OEM customers — The five largest customers made up about 36% of fiscal 2025 net sales. A shift in one large engine or equipment maker's production plans affects Woodward disproportionately.
• Supply chain and labor constraints — Woodward cites disruptions and constraints in the global supply chain and labor markets as a risk to its ability to deliver product on schedule and meet demand.
• Long sales and qualification cycles — Winning a position on a new aircraft engine or industrial platform takes a long qualification cycle; a lost bid means years without a chance to compete for that same revenue again.
• Aerospace market consolidation — Woodward flags consolidation among aerospace customers and competitors as a risk factor, since fewer, larger buyers can gain more negotiating leverage over suppliers like Woodward.

Top customers account for 36% of revenue

Woodward's five largest customers accounted for about 36% of consolidated net sales in fiscal 2025, though the company states no single customer reached 10% of total sales that year.