LOMA NEGRA COMPANIA INDUSTRIALARGENTINA SOCIEDAD ANONIMA vs Owens Corning, two Building Materials stocks. A side-by-side on valuation, growth, margins, returns, and what each price is betting.
Strong earnings meet a loss in this pairing. Loma Negra, the Argentine cement maker, returns 19.36% on equity with a 13.53% net margin and runs no net debt. Owens Corning, in insulation and roofing, is absorbing a loss this cycle after charges, at -14.5% on equity and -5.43% on sales, and carries a heavy 1.5 debt-to-equity. The cash accounts reverse the ranking. Owens Corning yields 7.53% in free cash and pays a 2.11% dividend, while Loma converts only 0.77% and pays nothing from that flow. Owens Corning is larger at $11.0B to Loma's $6.7B, and trades far cheaper on book, 2.98 times against Loma's steep 8.50 times.
Comparison updated 2026-07-11.
| Metric | LOMA | OC |
|---|---|---|
| Price | $11.50 | $143.34 |
| Market cap | $6.7B | $11.6B |
| Sector | Building Materials | Building Materials |
| Stage | Growth | Mature |
| Implied growth (priced in) | — | +21.1% |
| P/B | 8.46 | 3.16 |
| P/S | 5.91 | 1.18 |
| EV/EBITDA | 107.0 | 68.3 |
| Revenue growth | +94.1% | -5.0% |
| Gross margin | 16.5% | 22.5% |
| Operating margin | — | 5.3% |
| Net margin | 13.5% | -5.4% |
| Return on equity | 19.4% | -14.5% |
| Return on assets | 10.9% | -4.1% |
| Return on invested capital | — | 0.6% |
| FCF yield | 0.8% | 7.1% |
| Dividend yield | — | 2.0% |
| Debt / equity | 0.00 | 1.50 |
| Current ratio | 1.02 | 1.24 |
| Altman Z (solvency) | 6.96 | 2.05 |
| Piotroski F (quality) | 5 / 9 | 3 / 9 |
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The stronger value is highlighted per metric where one is strictly better on that single number; it is not an overall verdict on either company. For informational and research purposes only. Not investment advice. Not a recommendation to buy, sell, or hold any security. boothcheck is not a registered investment adviser. Past performance does not guarantee future results.