Analysis
Northrop Grumman has reported minimal financial exposure to the reciprocal and "Liberation Day" tariffs introduced in April 2025. Management highlighted that the company’s risk profile is significantly lower than that of most industrial peers due to its domestic-centric supply chain. Approximately 95% of the company's supply chain is sourced within the United States, with international acquisitions totaling less than $1.0B. This high level of domestic sourcing is driven by contractual requirements for many U.S. government defense programs that necessitate American-made components and materials.
The company has maintained its financial guidance throughout 2025, stating that no updates were required to account for tariff-related headwinds. Management has proactively implemented mitigation strategies where risks were identified, with these plans extending well into 2026. These strategies include establishing second sources for critical components and utilizing contractual protections. Additionally, the defense industry often benefits from specific exemptions, such as Chapter 98 of the U.S. Harmonized Tariff Schedule, which can alleviate duties on materials used in the manufacture of defense systems for the U.S. government.
While the broader macroeconomic impact of the tariffs remains difficult to predict, Northrop Grumman’s specialized portfolio in aerospace and defense provides a degree of insulation. The company’s focus on large-scale government programs like the B-21 Raider and the Sentinel missile system involves long-term, fixed-price or cost-plus contracts that often include provisions for inflation or material cost adjustments. Consequently, management remains confident in its long-term growth and margin outlook despite the shifting trade policy landscape. Bernstein 41st Annual Strategic Decisions Conference Transcript (May 2025), 2Q-2025 Earnings Transcript (July 2025).
Data
($M, except percentages)
| Metric | Exposure Value |
|---|---|
| International Supply Chain Procurement | <$1,000 |
| International % of Total Supply Chain | ~5.0% |
Source: Bernstein 41st Annual Strategic Decisions Conference Transcript (May 2025)
Sources
We certainly are understanding tariff risks that as they exist in our portfolio, they are less than most companies just because we do not acquire much outside the United States, as you would expect.
We've made no updates to our guidance based on tariffs, and we don't believe that we need to.
Where we have seen risks that we needed to mitigate, we've done so well into 2026. In other cases, we were already working on second sources.