CMC vs GPGI: 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. CMC and GPGI 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 CMC and GPGI 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.

Commercial Metals Company is a Texas-based, vertically integrated steel and metals business built around electric-arc-furnace (EAF) mini-mills and micro-mills that melt recycled scrap into long steel products, primarily reinforcing bar (rebar) and merchant bar used in construction and infrastructure. It reports in three segments: North America Steel Group (its largest, spanning mills, fabrication, and recycling), Europe Steel Group (mills in Poland), and the Emerging Businesses Group (higher-margin, value-added products such as performance reinforcing steel, ground stabilization, and construction accessories). Because most of its output is long steel tied to nonresidential building and public works, CMC's results track construction activity, steel product metal margins (the spread between selling prices and scrap costs), and the broader economic cycle more than any single company-specific product.

Full CMC guide

GPGI, Inc. is a diversified holding company that trades on the NYSE under the ticker GPGI. It was formerly CompoSecure, the number-one maker of premium metal payment cards (it shipped over 30 million cards in 2025), and it rebranded to GPGI (short for Great Positions in Good Industries) in January 2026 after acquiring Husky Technologies, a global supplier of injection-molding systems and related plastics processing equipment, in a roughly $5 billion deal. The company now reports through two segments, CompoSecure and Husky, each with its own management team, and describes itself as a multi-industry platform designed to acquire and operate market-leading businesses.

Full GPGI guide

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

• CMC drivers: US construction, infrastructure, and reshoring demand; TAG margin-improvement program.
• GPGI drivers: CompoSecure card franchise; Husky integration and margin recovery.

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: The dominant risk is cyclicality: CMC's earnings track construction activity and steel metal margins, so a slowdown in nonresidential building, higher interest rates that stall projects, or a compression in the product-to-scrap spread can cut profits quickly. For GPGI, gPGI carries meaningful integration and financial risk after a roughly $5 billion acquisition, including a substantial debt load that makes deleveraging a stated first priority.

Pick CMC if you believe its drivers more; GPGI 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 CMC and GPGI guides.

CMC. Figures are approximate and tied to the asOf date; verify live numbers before acting. Reported fiscal 2025 earnings were heavily distorted by the one-time Pacific Steel litigation charge, so trailing net income and any P/E built on it understate underlying operations; the sequentially stronger Q1 fiscal 2026 is a cleaner read on run-rate profitability. As with any cyclical steel producer, valuation multiples mean less than where construction demand and steel metal margins sit in the cycle, and the litigation outcome remains an open variable.

GPGI. GPGI now runs at a much larger combined revenue base than the old CompoSecure, roughly $1.6 billion annualized once Husky is included, but its first post-Husky quarter produced a large GAAP net loss driven by a $154 million equity-method investment loss rather than operating collapse. Because reported earnings are distorted by acquisition accounting and a heavy debt load, some analysts lean on measures like price-to-book and adjusted EBITDA instead of standard P/E. Consensus price targets in mid-2026 clustered in the low-to-mid $20s with a broadly constructive tone, though estimates vary widely given the recency of the combination.

Headline figures (approximate, Jul 2026): CMC shows net sales (fy2025, ended aug 2025) approximately $7.8 billion, net earnings (fy2025) approximately $84.7 million (about $0.74 diluted EPS), depressed by a roughly $274 million after-tax litigation charge, q1 fy2026 eps approximately $1.84, reported above analyst expectations, dividend quarterly cash dividend of $0.20 per share (about $0.80 annualized), a modest yield near 1%; GPGI shows market cap ~$4.9B, q1 2026 consolidated net sales ~$408M, q1 2026 pro forma adjusted net sales ~$421M, q1 2026 adjusted ebitda ~$89M.

CMC and GPGI 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 CMC and GPGI exposure against your real portfolio. It is not an investment adviser.