ACA vs MLM
ACA: A diversified infrastructure company selling aggregates, specialty materials, and engineered products to construction and utility markets with exposure to aging infrastructure replacement and grid modernization trends. 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.
Side-by-side fundamentals
| Metric | ACA | MLM | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $145.13 | $550.66 | |
| Market cap as of 2026-07-23 | $7.1B | $33.4B | |
| P/E as of 2026-07-23 | 31.85 | 13.19 | MLM lower |
| PEG as of 2026-07-23 | 2.57 | 2.66 | ACA lower |
| Net margin as of 2026-07-23 | +7.9% | +38.7% | MLM higher |
| Gross margin as of 2026-07-23 | +22.8% | +29.8% | MLM higher |
| Operating margin as of 2026-07-23 | +11.8% | +22.4% | MLM higher |
| ROE as of 2026-07-23 | +8.6% | +25.1% | MLM higher |
| ROA as of 2026-07-23 | +4.4% | +13.4% | MLM higher |
| Debt / equity as of 2026-07-23 | 0.57 | 0.47 | MLM lower |
| Revenue growth (YoY) as of 2026-07-23 | +8.4% | -1.3% | ACA higher |
| Revenue CAGR (3y) SEC XBRL | +8.7% | -0.1% | ACA higher |
| Dividend yield as of 2026-07-23 | +0.1% | +0.6% | MLM higher |
| Dividend streak (yrs) SEC XBRL | 5 | 5 | Tie |
| Beta as of 2026-07-23 | 1.08 | 1.11 | |
| 1-year return as of 2026-07-22 close | +63.5% | -3.6% | ACA higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
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.