ASML vs LRCX: Which Is the Better Buy in 2026?

Same yardstick, side by side (as of September 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. ASML and LRCX 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 ASML and LRCX 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.

ASML Holding designs and manufactures lithography machines, the equipment semiconductor fabs use to print circuit patterns onto silicon wafers. The company is a monopoly in extreme ultraviolet (EUV) lithography, the technology required to make leading-edge chips below the 7nm node. There is no other company in the world that produces EUV systems, which means every advanced chip manufacturer (TSMC, Samsung, Intel, SK Hynix) is an ASML customer.

Full ASML guide

Lam Research is one of the largest semiconductor equipment makers in the world, specializing in wafer-fabrication tools used to build integrated circuits. It is a leader in two critical process steps: etch (precisely removing material to carve nanoscale features) and deposition (laying down ultra-thin films of material), along with related cleaning and surface-preparation systems. These steps are repeated hundreds of times to build modern 3D chip structures, and Lam's tools are essential to manufacturing advanced logic and especially memory chips (DRAM and NAND flash). Lam sells its systems to the world's leading chipmakers and foundries, then earns a large, recurring stream of revenue from spare parts, upgrades, and services for its big installed base of tools, which smooths the cyclical equipment-sales business. Demand is driven by capital spending from semiconductor manufacturers, which rises and falls with chip-industry cycles but trends structurally higher as AI, data centers, and advanced devices require more and more sophisticated chips. Headquartered in Fremont, California, Lam is a key enabler of leading-edge and memory chip production.

Full LRCX guide

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

• ASML drivers: High-NA EUV ramp; AI infrastructure pulling demand forward.
• LRCX drivers: AI-driven chip-capex supercycle; Leadership in etch and deposition.

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: Geopolitical export restrictions could expand and cut more China revenue. For LRCX, semiconductor equipment is highly cyclical, and Lam's new-tool sales swing sharply with chipmaker capital-spending cycles, especially in memory, which is among the most volatile end markets.

Growth-minded investors who believe the theme has years to run tend to accept the richer multiple for more upside; value-minded investors lean toward the cheaper forward earnings and steadier profile. Pick ASML if you believe its drivers more; LRCX 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 ASML and LRCX guides.

ASML. ASML's premium valuation reflects its EUV monopoly position. No competitor can ship EUV systems, and the technical lead is essentially insurmountable in the next 5-10 years. The premium compresses if semiconductor capex cycles down materially.

LRCX. Lam trades at a multiple reflecting both strong secular demand for chip equipment and the cyclicality of the memory-heavy equipment market. The valuation embeds expectations of a structural rise in semiconductor capital spending driven by AI, balanced against export-control risk and the swing factor of memory capex. The large, higher-margin installed-base service revenue supports a premium over a purely cyclical equipment maker. Lam also returns substantial cash through buybacks and a growing dividend.

Headline figures (approximate, early 2026): ASML shows revenue (ttm) ~€30 billion (~$33 billion USD), operating margin ~33%, net income (ttm) ~€8 billion, eps (ttm) ~€20; LRCX shows revenue (ttm) ~$16 billion, operating margin ~30%, net income (ttm) ~$4-5 billion, p/e (ttm) ~25x.

ASML and LRCX 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 ASML and LRCX exposure against your real portfolio. It is not an investment adviser.