Aug 04, 2020 PDF Version OAK BROOK, Ill., Aug. 04, 2020 (GLOBE NEWSWIRE) — Great Lakes Dredge & Dock Corporation (“Great Lakes” or the “Company”) (NASDAQ:GLDD), the largest provider of dredging services in the United States announced that the Board of Directors has authorized a share repurchase program pursuant to which the Company may repurchase up to $75 million of its