VMC ▼ -2.8% - Vulcan Materials Company $VMC - International Tribunal Decision Confirms Mexico Violated International Law in Its Treatment of Vulcan Materials Company Vulcan Materials shares fell 2.8% today following an international tribunal decision confirming that Mexico violated international law in its treatment of the company. While the ruling vindicates Vulcan's legal position, investors may be concerned about the uncertainty surrounding enforcement and potential remedies, or the broader implications of ongoing disputes affecting the company's operations or assets in Mexico. 09-SEP-2026 12:25 PM ET