Ducommun Inc /De/ (NYSE: DCO)

$144.37 ▲ +1.81 (+1.27%)
As of May 22, 2026 04:00 PM
Sector: Industrials Industry: Aerospace & Defense CIK: 0000030305
Market Cap 2.17 Bn
P/E -62.77
P/S 2.59
Div. Yield 0.00
ROIC (Qtr) 0.00
Total Debt (Qtr) 302.61 Mn
Revenue Growth (1y) (Qtr) 8.59
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About

Ducommun Incorporated is a leading designer and manufacturer of high performance products for aerospace and defense industrial medical and other markets. The company provides manufacturing solutions that include electronic systems structural systems and integrated solutions. Its core activities focus on creating reliable components and assemblies for high cost of failure applications. Ducommun generates revenue primarily through the sale of its electronic and structural products and related engineering services. Electronic Systems supplies cable...

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Investment thesis

Bull case

  • Ducommun’s defense portfolio has consistently outpaced the broader aerospace market, with missiles, fixed‑wing aircraft, and rotary‑wing platforms each posting double‑digit growth last quarter. This momentum is underpinned by a robust backlog that has expanded to a record $1.03 billion, coupled with a book‑to‑bill ratio of 1.6—evidence that demand is not only steady but accelerating. The company’s ability to convert RPO into actual revenue is reflected in a 73 % free‑cash‑flow‑to‑adjusted‑net‑income conversion year‑to‑date, a dramatic lift from 40 % in 2024 and 33 % in 2023, signalling deepening operational efficiency. These factors collectively suggest a trajectory where defense can sustain or even grow its share of the business as U.S. and NATO spending remains a strategic priority.
  • The engineered‑products segment, which now represents 23 % of revenue, has risen from 15 % just three years ago and is projected to reach 25 % by the end of Vision 2027. Managed growth is largely organic, driven by internal R&D and pricing power, and not reliant on a narrow set of acquisition deals. Higher‑margin engineering work also feeds into the company’s value‑add pricing strategy, allowing it to command premium rates even when commoditized components dominate the market. As the company expands its aftermarket and support services—especially in high‑value missile and radar systems—this segment should continue to contribute a growing share of the operating income, reinforcing overall profitability.
  • Ducommun’s facility consolidation strategy is reaching a tipping point, with key high‑cost sites in California and Arkansas already divested or shut down, and production now concentrated in low‑cost, high‑skill centers in Mexico and the U.S. These relocations are expected to deliver $11‑$13 million in annual savings by 2026 once learning curves flatten. The company’s commitment to maintaining a lean manufacturing footprint, coupled with its strong domestic supply chain (95 % of revenue sourced in the U.S.), mitigates geopolitical supply disruptions while still leveraging lower labor costs. Early signs of synergies in the new facilities—evidenced by the full production of Apache rotor blades and TOW missile cases—indicate that the consolidation will not disrupt critical lead times, further reinforcing the company's operational resilience.
  • Tariff exposure remains minimal, with 95 % of revenue generated domestically and the company securing duty‑free exemptions on most defense components. In 2025, management emphasized that tariffs had not materially impacted the P&L and are expected to remain immaterial, even with ongoing trade tensions. This favorable trade environment protects Ducommun’s cost base, particularly for high‑volume missile and radar components, allowing it to maintain or improve gross margins without aggressive price hikes. Moreover, the company’s ability to source a small fraction of its raw materials abroad without incurring additional tariff costs positions it well to navigate any future tariff shifts, preserving its competitive advantage in cost‑sensitive defense contracts.
  • Liquidity is strong, with $250.7 million in available cash and a $200 million revolver fully undrawn at quarter‑end. Even after the $95 million cash outflow to settle the Guaymas litigation, Ducommun’s leverage will remain comfortably in the low‑two range, providing ample room for continued capital deployment. The firm’s proactive interest‑rate hedge further locks in lower financing costs, ensuring that future debt issuances will be at attractive rates. This financial flexibility not only cushions the company against potential macro‑economic volatility but also opens a pathway for strategic acquisitions that could enhance its engineered‑products portfolio or provide new entry points into high‑growth defense markets.
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Bear case

  • The continued destocking of commercial aerospace inventory is a structural issue that Ducommun cannot ignore. The company’s revenue decline in this segment, now down 10 %, is not an isolated blip but part of a broader market correction. Even as Boeing’s build rates improve, the residual inventory held by OEMs will likely prolong the downtrend, causing a prolonged contraction in demand for Ducommun’s commercial aerospace components. Management’s assurance that this headwind will simply “continue into 2026” offers no concrete mitigation plan, implying that revenue growth could stall or even reverse, directly impacting the company’s top‑line trajectory.
  • Ducommun’s exposure to the Guaymas fire litigation remains a significant financial risk. The $95 million cash payment scheduled for the fourth quarter will markedly reduce operating cash flow and could erode working‑capital buffers. Moreover, the settlement’s $99.7 million charge illustrates the potential for unforeseen operational disasters to surface costs, casting doubt on the company’s ability to absorb similar shocks in the future. The recurring nature of such incidents could threaten the firm’s liquidity position, especially if it needs to fund additional capital expenditures or bridge revenue shortfalls.
  • The company’s defense portfolio, while robust, is heavily concentrated on U.S. prime contracts. A reduction in defense spending—whether due to budgetary constraints, shifting political priorities, or international procurement shifts—could significantly reduce order intake. Management’s emphasis on “key defense priorities” such as the Golden Dome program may be premature; the program is still in early stages, and the company has not secured firm contracts that would translate into immediate revenue. Overreliance on speculative future programs introduces an element of uncertainty that could undermine the stability of Ducommun’s defense revenue streams.
  • The engineered‑products segment’s growth trajectory, projected to reach 25 % of revenue by Vision 2027, may be overoptimistic given the complexity of scaling high‑margin, highly customized production lines. The company’s historical growth in this area has been organic, yet scaling engineered products often requires significant capital investment, talent acquisition, and quality assurance. Without clear evidence of successful integration of recent acquisitions, the forecast for sustained engineered‑product expansion may be inflated, potentially overstating the company’s margin improvement prospects.
  • Ducommun’s facility consolidation, while generating expected savings, also introduces significant operational risk. The shift of production from higher‑cost to lower‑cost facilities necessitates careful management of supply chain continuity, employee retention, and production quality. Any disruption during this transition—such as labor disputes, skill shortages, or supply chain bottlenecks—could result in delayed deliveries and reputational damage, especially in defense contracts that demand high reliability. The company’s management has not provided a detailed risk mitigation plan for these transitions, raising concerns about the resilience of its supply chain.
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Segments Breakdown of Revenue (2025)

Peer comparison

Companies in the Aerospace & Defense
S.No. Ticker Company Market Cap P/E P/S Total Debt (Qtr)
1 GE General Electric Co 316.77 Bn 37.30 6.56 20.28 Bn
2 RTX RTX Corp 238.61 Bn 32.72 2.64 33.20 Bn
3 BA Boeing Co 172.59 Bn 85.22 1.87 47.21 Bn
4 LMT Lockheed Martin Corp 122.59 Bn 25.72 1.63 20.70 Bn
5 HWM Howmet Aerospace Inc. 102.88 Bn 59.11 11.93 4.69 Bn
6 GD General Dynamics Corp 92.64 Bn 21.28 1.72 8.01 Bn
7 RKLB Rocket Lab Corp 82.19 Bn -424.25 120.95 0.00 Bn
8 NOC Northrop Grumman Corp /De/ 78.95 Bn 17.36 1.86 14.41 Bn