In response to a potential Martin Marietta–Vulcan Materials merger the former company proposed in an early-December stock-for-stock exchange offer, the Department of Justice Antitrust Division has requested Vulcan provide ready mixed, aggregate and asphalt delivery detail from certain operations in 15 states. Vulcan noted in a Securities & Exchange Commission (SEC) filing it had received from Justice officials a Civil Investigative Demand and request for additional information and documentary.
