CW vs DCO: Which Is the Better Buy in 2026?

Same yardstick, side by side (as of August 2026). Valuation lined up like this is most meaningful for two names in the same corner of the market, which these are. Figures are approximate; verify before investing.

The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. CW and DCO share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.

This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined CW and DCO exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.

Curtiss-Wright is a diversified industrial company that designs and manufactures highly engineered products for the aerospace and defense, commercial nuclear power, and general industrial markets. The company traces its roots to aviation pioneers Glenn Curtiss and the Wright brothers, but today it makes flow control systems, electronic components, sensors, actuators, and embedded computing for demanding applications. A large share of revenue comes from defense programs, including naval propulsion systems for US Navy submarines and aircraft carriers, where Curtiss-Wright holds entrenched sole-source positions. In commercial nuclear, it supplies pumps, valves, and reactor coolant equipment, and it is positioned for the small modular reactor buildout. The general industrial segment serves sensors, surface technologies, and industrial automation. Curtiss-Wright generates revenue through long-cycle program contracts, aftermarket parts, and service, with much of its defense and nuclear work protected by qualification barriers and multi-year backlogs. It is headquartered in Davidson, North Carolina.

Full CW guide

Ducommun Incorporated is a Santa Ana, California supplier of engineered products and manufacturing services to aerospace and defense customers. It runs two segments. Electronic Systems, the larger one at roughly 58% of second-quarter 2026 revenue, makes circuit card assemblies, wire harnesses and cable, radar and microwave subsystems, and printed circuit boards for missiles, radar, avionics and space hardware. Structural Systems makes metal and composite airframe structures, engine components and titanium parts. The company is one of the oldest continuously operating businesses in California, founded in 1849, and it sits a tier below the primes: it sells to Raytheon, Lockheed Martin, Boeing, Airbus, Northrop Grumman, Spirit AeroSystems and the engine makers rather than to governments or airlines directly. A deliberate shift over the past few years has been toward proprietary engineered products and aftermarket work, which reached about 23% of revenue over the trailing year versus roughly 15% in 2022.

Full DCO guide

Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.

• CW drivers: Naval defense content; Commercial nuclear and SMRs.
• DCO drivers: Missile and defense electronics demand; The commercial narrowbody rate ramp.

A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: Curtiss-Wright depends heavily on US defense budgets and naval shipbuilding schedules, which can slip and are subject to political appropriations risk. For DCO, program concentration is the structural risk: a handful of platforms (the 737 MAX, the A320, PAC-3, SM-6, the F-15) drive a large share of revenue, and Ducommun does not control the build rates on any of them.

Pick CW if you believe its drivers more; DCO if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the CW and DCO guides.

CW. Curtiss-Wright trades at a premium multiple relative to broad industrials, reflecting its defense and nuclear backlog, sole-source positions, and consistent margin expansion. The financial profile is steady rather than explosive: durable long-cycle revenue, strong cash conversion, and disciplined capital returns through buybacks and a small but growing dividend.

DCO. Ducommun is priced like a defense electronics grower rather than a build-to-print machine shop, which is the whole argument of the mix shift. Trailing earnings-based multiples are high (in the 40s range) because GAAP net income is still small against a $3 billion market value, and the bull case rests on that gap closing as the 18% EBITDA target lands and engineered products pass a quarter of sales. Debt of about $276 million against roughly $40 million of cash is not a constraint at current EBITDA, but the valuation assumes the margin plan finishes on schedule.

Headline figures (approximate, early 2026): CW shows revenue (ttm) ~$3.2 billion, operating margin ~18%, net income (ttm) ~$0.45 billion, revenue growth High-single-digit to low-double-digit; DCO shows revenue (ttm) ~$865 million, q2 2026 revenue ~$224.5 million, up ~12% year over year, gross margin (q2 2026) ~28.0%, a record, adjusted ebitda margin (q2 2026) ~17.1%, versus the ~18% Vision 2027 target.

CW and DCO are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined CW and DCO exposure against your real portfolio. It is not an investment adviser.