Also trades as: 0JZ0.L (LSE) · $vol 0M
MLM Smart Money
Martin Marietta Materials, Inc.
1W: -0.8%
1M: +2.6%
3M: -11.6%
YTD: -20.5%
1Y: -18.8%
3Y: +24.5%
5Y: +39.6%
$503.69
-0.23 (-0.05%)
After Hours: $505.84 (+2.15, +0.43%)
Weekly Expected Move ±3.4%
$473
$490
$507
$525
$542
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.
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.
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🏦 Institutional Activity
Latest: Q2 20261,180
Institutions Holding
-31 vs prior
108.9%
Ownership
+0.88%
111
New
364
Increased
494
Reduced
98
Closed
👔 Insider Trades
25 records| Date | Name | Title | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-01 | Petro Michael J | officer: svp and cfo | A-Grant/Award | 9,331 | $— | $0 | Filing |
| 2026-08-31 | Pike Thomas | director | A-Grant/Award | 66 | $518.70 | $34K | Filing |
| 2026-08-31 | LYONS MARTIN J | director | A-Grant/Award | 68 | $518.70 | $35K | Filing |
| 2026-08-31 | WAJSGRAS DAVID C | director | A-Grant/Award | 78 | $518.70 | $40K | Filing |
| 2026-08-21 | Niemann Philipp | director | A-Grant/Award | 337 | $— | $0 | Filing |
| 2026-08-03 | Petro Michael J | officer: svp and cfo | F-Tax Withholding | 368 | $542.27 | $200K | Filing |
| 2026-05-29 | LYONS MARTIN J | director | A-Grant/Award | 61 | $581.64 | $35K | Filing |
| 2026-05-29 | Pike Thomas | director | A-Grant/Award | 59 | $581.64 | $34K | Filing |
| 2026-05-29 | WAJSGRAS DAVID C | director | A-Grant/Award | 69 | $581.64 | $40K | Filing |
| 2026-05-14 | Mack Mary T | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | Pike Thomas | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | PEREZ LAREE E | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | LYONS MARTIN J | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | Foxx Anthony R | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | DELLY GAYLA J | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | SLAGER DONALD W | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | WAJSGRAS DAVID C | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-14 | Ables Dorothy M | director | A-Grant/Award | 313 | $— | $0 | Filing |
| 2026-05-01 | Samborski Christopher William | officer: evp, coo | A-Grant/Award | 8,101 | $— | $0 | Filing |
| 2026-03-01 | McCunniff Donald A. | officer: evp and chro | A-Grant/Award | 2,960 | $— | $0 | Filing |
| 2026-03-01 | Schoen George Frederick | officer: evp, gc and corp. secretary | A-Grant/Award | 23,673 | $— | $0 | Filing |
| 2026-03-01 | Petro Michael J | officer: svp and cfo | A-Grant/Award | 2,960 | $— | $0 | Filing |
| 2026-03-01 | Nye C Howard | officer: chairman, pres & ceo | A-Grant/Award | 5,919 | $— | $0 | Filing |
| 2026-02-27 | WAJSGRAS DAVID C | director | A-Grant/Award | 56 | $676.57 | $38K | Filing |
| 2026-02-27 | KORALESKI JOHN J | director | A-Grant/Award | 69 | $676.57 | $47K | Filing |
🏛️ Congressional Trades
25 records| Date | Politician | Chamber | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2026-09-25 | Ro Khanna | House | Buy | $1,001 - $15,000 | Filing |
| 2026-09-11 | Ro Khanna | House | Buy | $1,001 - $15,000 | Filing |
| 2026-08-25 | April McClain Delaney | House | Sell | $250,001 - $500,000 | Filing |
| 2026-08-25 | April Delaney | House | Sell | $250,001 - $500,000 | Filing |
| 2026-08-19 | April Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-08-10 | Ro Khanna | House | Sell | $1,001 - $15,000 | Filing |
| 2026-07-24 | April McClain Delaney | House | Buy | $15,001 - $50,000 | Filing |
| 2026-07-24 | April McClain Delaney | House | Buy | $15,001 - $50,000 | Filing |
| 2026-07-24 | April Delaney | House | Buy | $15,001 - $50,000 | Filing |
| 2026-07-20 | April Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-07-20 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-07-20 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-07-17 | April Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-07-17 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-07-17 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-06-05 | Ro Khanna | House | Buy | $15,001 - $50,000 | Filing |
| 2026-05-28 | April Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-05-28 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-05-27 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-04-09 | Josh Gottheimer | House | Sell | $15,001 - $50,000 | Filing |
| 2026-04-09 | Josh Gottheimer | House | Sell | $15,001 - $50,000 | Filing |
| 2026-04-08 | Josh S. Gottheimer | House | Sell | $15,001 - $50,000 | Filing |
| 2026-03-09 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-03-09 | April Delaney | House | Buy | $1,001 - $15,000 | Filing |
| 2026-03-08 | April McClain Delaney | House | Buy | $1,001 - $15,000 | Filing |
🏦 Top Institutional Holders
20 holders| Holder | Shares | Value | Date Reported | Filing | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,692,446 | $2.7B | +6,689 | 2026-06-30 | Filing |
| VANGUARD CAPITAL MANAGEMENT LLC | 3,929,705 | $2.3B | +12,322 | 2026-06-30 | Filing |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3,197,395 | $1.8B | +36,951 | 2026-06-30 | Filing |
| STATE STREET CORP | 3,159,639 | $1.8B | +282,071 | 2026-06-30 | Filing |
| BANK OF AMERICA CORP /DE | 2,446,762 | $1.4B | +46,983 | 2026-06-30 | Filing |
| FMR LLC | 2,192,603 | $1.3B | -415,376 | 2026-06-30 | Filing |
| PRINCIPAL FINANCIAL GROUP INC | 2,116,369 | $1.2B | +22,427 | 2026-06-30 | Filing |
| Aristotle Capital Management, LLC | 1,831,597 | $1.1B | -123,503 | 2026-06-30 | Filing |
| VICTORY CAPITAL MANAGEMENT INC | 1,783,432 | $1.0B | +146,285 | 2026-06-30 | Filing |
| GEODE CAPITAL MANAGEMENT, LLC | 1,601,490 | $920M | +12,556 | 2026-06-30 | Filing |
| JPMORGAN CHASE & CO | 1,466,887 | $853M | -393,339 | 2026-06-30 | Filing |
| TCI FUND MANAGEMENT LTD | 1,315,109 | $758M | +1,315,109 | 2026-06-30 | Filing |
| GOLDMAN SACHS GROUP INC | 1,163,330 | $671M | +277,475 | 2026-06-30 | Filing |
| MORGAN STANLEY | 1,012,016 | $584M | -329,585 | 2026-06-30 | Filing |
| Select Equity Group, L.P. | 1,011,255 | $583M | -22,165 | 2026-06-30 | Filing |
| BAILLIE GIFFORD & CO | 991,786 | $572M | -95,594 | 2026-06-30 | Filing |
| GARDNER RUSSO & QUINN LLC | 705,367 | $407M | -10,044 | 2026-06-30 | Filing |
| KING LUTHER CAPITAL MANAGEMENT CORP | 653,184 | $377M | -13,538 | 2026-06-30 | Filing |
| Invesco Ltd. | 649,575 | $375M | -41,338 | 2026-06-30 | Filing |
| ALKEON CAPITAL MANAGEMENT LLC | 627,351 | $362M | -120,000 | 2026-06-30 | Filing |