secwatch.observer — SEC 8-K summary ====================================== Issuer: Great Lakes Dredge & Dock CORP (—) CIK: 0001372020 Form: 8-K Filed at: 2026-04-01T23:59:59+00:00 Accession: 0001193125-26-136214 Event type: m_and_a Sentiment: neutral Materiality: 0.95 Item codes: 1.01, 1.02, 2.01, 3.01, 5.01, 5.03, 3.03, 5.02, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Saltchuk completes acquisition of Great Lakes Dredge & Dock at $17/share ------------------------------------------------------------------------ - 53,738,558 shares (79.88%) tendered; Merger Sub accepted all; merger effective April 1, 2026. - Saltchuk purchased $258.1M (79.4%) of 5.25% Senior Notes due 2029 at $1,001.25 per $1,000. - Company repaid and terminated its Second Amended Revolving Credit and Security Agreement; all liens released. - Directors resigned; new directors from Saltchuk appointed; officers remain. - Requested delisting from Nasdaq; will file Form 15 to terminate SEC registration. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1372020/000119312526136214/0001193125-26-136214-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1372020/000119312526136214/d145321d8k.htm HTML page: https://secwatch.observer/filing/0001193125-26-136214 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer