{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-24-059772","form_type":"8-K","ticker":null,"cik":"0001372020","company_name":"Great Lakes Dredge & Dock CORP","filed_at":"2024-05-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:18.131683+00:00","generated_at":"2026-06-02T00:31:41.292458+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Great Lakes Dredge & Dock Board member Ryan Levenson resigns effective May 13, 2024","bullets":["Ryan J. Levenson resigned from the Board of Directors on May 13, 2024.","Resignation was not the result of any disagreement with the Company, its operations, policies, or practices.","No replacement has been announced as of the filing date."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-24-059772","json":"https://secwatch.observer/filing/0000950170-24-059772.json","markdown":"https://secwatch.observer/filing/0000950170-24-059772.md","text":"https://secwatch.observer/filing/0000950170-24-059772.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1372020/000095017024059772/0000950170-24-059772-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1372020/000095017024059772/gldd-20240513.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-02T00:31:41.292458+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":"1fdde0af4c","claim":"Ryan J. Levenson resigned as Board of Directors at Great Lakes Dredge & Dock CORP.","evidence_excerpt":"On May 13, 2024, Mr. Ryan J. Levenson, a member of the Board of Directors (the “Board”) of Great Lakes Dredge & Dock Corporation (the “Company”), notified the Company of his resignation from the Board, effective May 13, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1372020/000095017024059772/0000950170-24-059772-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Board of Directors"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}