Martin Marietta Materials, Inc. — Earnings Quality Grade F
MLM · Basic Materials
Major red flags
Screening Summary
Financial Trends
Revenue & Net Income ($B)
Margins (%)
18-Point Screening
Revenue Quality
DSO 42 days, change -1 days YoY
AR growth 5.5% vs revenue growth 8.6%
Revenue 8.6%, CFFO 22.3%. Cash follows revenue
Expense Quality
Inventory 5.9% vs COGS 5.8%. Normal
CapEx growth -5.6% vs revenue 8.6%. Normal
SG&A/Gross Profit = 23.5%, excellent (<30%)
Gross margin 30.7%, change +1.8pp. Stable
Cash Flow Quality
CFFO/NI = 1.57. Profits backed by cash
FCF $1.0B, FCF/NI = 0.86
Accruals ratio = -3.5%. Low accruals
Cash $0.1B covers only 1% of debt $5.7B
Balance Sheet Health
Goodwill+Intangibles $4.1B = 41% of equity
Debt/EBITDA = 2.7x. Healthy
Other assets -56.8% vs revenue 8.6%. Normal
No write-off data
Acquisition Risk
FCF after acquisitions positive
Goodwill+Intangibles change 5% YoY. Normal
Manipulation Score
M-Score = -2.67 (< -2.22). Unlikely manipulator
Beneish M-Score
Altman Z-Score
Generated from public financial data using forensic accounting frameworks. Not investment advice. Data: Yahoo Finance · 2026-04-10