{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-045567","form_type":"8-K","ticker":null,"cik":"0001372020","company_name":"Great Lakes Dredge & Dock CORP","filed_at":"2026-02-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.932391+00:00","generated_at":"2026-05-16T03:15:11.219372+00:00","sec_items":["1.01","5.02","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.9,"calibrated_materiality_score":0.9,"confidence":"high","headline":"Great Lakes Dredge to be acquired by Saltchuk Resources for $17.00 per share in all-cash deal; expected close Q2 2026","bullets":["Saltchuk Resources to acquire GLDD via tender offer at $17.00 per share cash; no financing condition; expected close Q2 2026.","Termination fee of ~$36.9M payable by GLDD under certain circumstances; board recommends shareholders tender shares.","Named NEOs to receive transaction bonuses totaling ~$677k: Petterson $224k, Kornblau $132k, Gunsten $98k, Johanson $98k, Schiffer $124k.","CEO Petterson, CFO Kornblau, and EVP Schiffer waived 'good reason' post-close; eligible for retention bonuses of $5.8M, $1.2M, $1.1M respectively.","Board terminated equity plans; outstanding RSUs cashed out at $17.00; ESPP final purchase date accelerated."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-045567","json":"https://secwatch.observer/filing/0001193125-26-045567.json","markdown":"https://secwatch.observer/filing/0001193125-26-045567.md","text":"https://secwatch.observer/filing/0001193125-26-045567.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1372020/000119312526045567/0001193125-26-045567-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1372020/000119312526045567/d68610d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T03:15:11.219372+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"9e6ed6744c63038fba318ffdca9b4032e4b5aa6b","claim":"Great Lakes Dredge & Dock CORP entered into Agreement and Plan of Merger with Saltchuk Resources, Inc. and Huron MergeCo., Inc. (effective 2026-02-10).","evidence_excerpt":"On February 10, 2026, Great Lakes Dredge & Dock Corporation, a Delaware corporation (the “Company”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”), by and among the Company, Saltchuk Resources, Inc., a Washington corporation (“ Parent ”), and Huron MergeCo., Inc., a Delaware corporation and a wholly owned subsidiary of Parent (“ Sub ”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1372020/000119312526045567/0001193125-26-045567-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"merger"},{"label":"Counterparty","value":"Saltchuk Resources, Inc. and Huron MergeCo., Inc."},{"label":"Effective","value":"2026-02-10"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}