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Also trades as: 0JZ0.L (LSE) · $vol 0M

MLM NYSE

Martin Marietta Materials, Inc.
1W: +0.5% 1M: +4.1% 3M: -13.6% YTD: -20.4% 1Y: -18.5% 3Y: +24.4% 5Y: +38.5%
$503.69
-0.23 (-0.05%)
After Hours: $505.84 (+2.15, +0.43%)
Weekly Expected Move ±3.4%
$473 $490 $507 $525 $542
NYSE · Basic Materials · Construction Materials · Tech Score Buy · Power 66 · $30.3B mcap · 60M float · 1.18% daily turnover · Short 64% of daily vol
Credit Risk of going bust: lower than 77% of companies Debt: 16.4% of company value Bonds: $110.8M held by 163 funds, 80 bp over Treasuries → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $6.96 (down 99%), Martin Marietta Materials, Inc. would be worth roughly what it owes.
Total debt $5.95B against a stock market value of $30.27B.
Distance to default 8.91 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $3.41B (short-term plus half of long-term), stock volatility 28.6%; Altman Z 2.95. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
Oct Typical
☀️
Sunny
+7.5% YTD avg
Midterm Year
🌧️
Rainy
-4.5% YTD avg
2026 Now
⛈️
Stormy
Below typical
20yr Avg YTD
+7.5%
Day 206 of 252
Midterm Year YTD
-4.5%
Presidential cycle avg
2026 YTD
-20.5%
Below 20yr avg
Typical Vol
38%
Annualized
Monthly Weather Forecast
Jan
20yr
🌫️
+0.6%
Midterm
⛅
+1.0%
60% win 32% vol
Feb
20yr
💨
+3.5%
Midterm
⛅
+2.5%
60% win 36% vol
Mar
20yr
💨
+6.7%
Midterm
☀️
+7.5%
60% win 40% vol
Apr
20yr
⛅
+9.3%
Midterm
☀️
+7.7%
70% win 32% vol
May
20yr
⛅
+9.7%
Midterm
⛅
+4.6%
55% win 32% vol
Jun
20yr
☁️
+9.5%
Midterm
⛅
+2.2%
45% win 29% vol
Jul
20yr
⛅
+9.3%
Midterm
🌧️
-1.9%
65% win 30% vol
Aug
20yr
🌧️
+9.5%
Midterm
🌧️
-1.8%
45% win 30% vol
Sep
20yr
🌧️
+8.3%
Midterm
🌧️
-4.1%
40% win 32% vol
Oct
20yr
🌫️
+7.4%
Midterm
⛈️
-7.1%
48% win 38% vol
Now: +5.0%
Nov
20yr
💨
+14.1%
Midterm
⛅
+2.8%
85% win 39% vol
Dec
20yr
⛅
+0.7%
Midterm
🌧️
-2.4%
65% win 32% vol
Seasonality (20yr)
Updated: 2026-10-27
YTD: -20.5%

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms