01—Abstract
Summary
Summary of the 8-K filed October 30, 2026. Cited figures are marked; the original filing is the authoritative source.
Vulcan Materials Company (NYSE: VMC) filed a Form 8-K dated October 30, 2026, reporting an event that occurred on October 27, 2026 under Item 1.04 (Mine Safety).
On that date, Calmat Co., a Company subsidiary, received an imminent danger order from the Mine Safety and Health Administration under section 107(a) of the Federal Mine Safety and Health Act of 1977 at its Lexington Quarry in Los Gatos, California. The order was issued to remove personnel exposed to fall hazards while maintenance was being performed. The filing states that no injuries occurred and that the Company promptly took corrective action to protect the personnel and terminate the order.
The filing is limited to this mine safety disclosure and contains no financial results, guidance, or other financial information. For investors, the matter appears operational in nature, with no injuries reported and the order terminated.
02—Key points
Key Highlights
- Item 1.04 (Mine Safety) disclosure concerning an event on October 27, 2026
- MSHA issued an imminent danger order under section 107(a) of the Federal Mine Safety and Health Act of 1977 at the Lexington Quarry in Los Gatos, California
- Calmat Co., a subsidiary of Vulcan Materials Company, received the order
- The order was issued to remove personnel exposed to fall hazards while performing maintenance
- No injuries occurred
- The Company promptly took corrective action to protect personnel and terminate the order
- The filing contains no financial results or guidance
03—Questions
Frequently Asked Questions
What triggered the 8-K filing?
The filing is made under Item 1.04 (Mine Safety) and reports that on October 27, 2026, Calmat Co., a subsidiary, received an imminent danger order from the Mine Safety and Health Administration at its Lexington Quarry in Los Gatos, California.
What was the MSHA order about?
The order was issued under section 107(a) of the Federal Mine Safety and Health Act of 1977 to remove personnel exposed to fall hazards while they were performing maintenance.
Were any employees hurt?
The filing states that no injuries occurred.
How did the Company respond?
The filing states that the Company promptly took corrective action to protect the personnel and terminate the order.
Does this filing include financial information?
No. The filing consists only of the Item 1.04 mine safety disclosure and does not report financial results, guidance, or other financial metrics.
04—Continue