MARTIN MARIETTA MATERIALS INC vs RIO TINTO PLC, two Mining stocks. A side-by-side on valuation, growth, margins, returns, and what each price is betting.
Where MLM and RIO diverge most: on implied growth (priced in), MLM reads +20.8% and RIO reads -2.7%; on revenue growth, MLM reads +14.8% and RIO reads -2.4%. The rest of the comparable metrics sit closer together. On valuation, today's MLM price has a different growth bar priced in than RIO (+20.8% implied for MLM vs -2.7% for RIO); the higher figure is the steeper assumption to clear, not a better or worse stock. What MLM's price implies is a bet that sits within the historical range (whole-company basis). What RIO's price implies is a bet that sits within the historical range (whole-company basis). The bull and bear cases for each are in their full reports below.
| Metric | MLM | RIO |
|---|---|---|
| Price | $478.18 | $94.77 |
| Market cap | $28.8B | $153.9B |
| Sector | Mining | Mining |
| Stage | Cyclical | Cyclical |
| Implied growth (priced in) | +20.8% | -2.7% |
| P/E | — | 15.4 |
| P/B | 2.49 | 2.30 |
| P/S | 4.30 | 2.67 |
| EV/EBITDA | 17.3 | 7.8 |
| Revenue growth | +14.8% | -2.4% |
| Gross margin | 25.4% | — |
| Operating margin | 19.1% | 25.9% |
| Net margin | 17.3% | 17.8% |
| Return on equity | 10.0% | 15.3% |
| Return on assets | 5.4% | 8.0% |
| Return on invested capital | 8.4% | 11.8% |
| FCF yield | 2.8% | 2.9% |
| Dividend yield | 0.7% | — |
| Debt / equity | 0.52 | 0.33 |
| Current ratio | 1.41 | 1.44 |
| Altman Z (solvency) | 2.70 | 2.92 |
| Piotroski F (quality) | 4 / 9 | 7 / 9 |
Each week boothcheck ranks the stocks whose prices are betting on the most. Read the most stretched bets archive →
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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.