Martin Marietta Seen Bumping Vulcan Bid to Secure Deal:

Martin Marietta Seen Bumping Vulcan Bid to Secure Deal:

Erik S. Lesser/Bloomberg

A quarry owned by Vulcan Materials Co. in Calera, Alabama. disclosed in December, according to data compiled by Bloomberg. Vulcan ’s stock gain signals that some investors are betting Martin Marietta will revive the deal and sweeten the terms, Tullett Prebon Plc said.