MLM vs RS
MLM: Martin Marietta Materials is the largest producer and distributor of construction aggregates in North America, operating quarries and a multi-modal transport network to supply essential building materials to highways, buildings, and infrastructure projects. RS: Reliance is the largest metals distributor and processor in North America, serving construction, automotive, and industrial end-markets through an extensive network delivering steel, aluminum, and specialty metals.
Side-by-side fundamentals
| Metric | MLM | RS | Edge |
|---|---|---|---|
| Price as of 2026-07-09 close | $571.90 | $376.50 | |
| Market cap as of 2026-07-10 | $34.2B | $19.5B | |
| P/E as of 2026-07-10 | 13.48 | 24.20 | MLM lower |
| PEG as of 2026-07-10 | 2.66 | 1.53 | RS lower |
| Net margin as of 2026-07-10 | +38.7% | +5.4% | MLM higher |
| Gross margin as of 2026-07-10 | +29.8% | +28.7% | MLM higher |
| Operating margin as of 2026-07-10 | +22.4% | +7.5% | MLM higher |
| ROE as of 2026-07-10 | +25.1% | +11.2% | MLM higher |
| ROA as of 2026-07-10 | +13.4% | +7.6% | MLM higher |
| Debt / equity as of 2026-07-10 | 0.47 | 0.24 | RS lower |
| Revenue growth (YoY) as of 2026-07-10 | -1.3% | +8.5% | RS higher |
| Revenue CAGR (3y) SEC XBRL | -0.1% | -5.7% | MLM higher |
| Dividend yield as of 2026-07-10 | +0.6% | +1.3% | RS higher |
| Dividend streak (yrs) SEC XBRL | 5 | 5 | Tie |
| Beta as of 2026-07-10 | 1.11 | 0.99 | |
| 1-year return as of 2026-07-09 close | +0.9% | +14.8% | RS higher |
Fundamentals: Finnhub, as of 2026-07-10. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-09.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.