{"schema_version":"secwatch.filing_event.v1","accession":"0001402829-21-000024","form_type":"8-K","ticker":"ORN","cik":"0001402829","company_name":"Orion Group Holdings Inc","filed_at":"2021-10-12T23:59:59+00:00","discovered_at":"2026-05-14T18:04:12.387033+00:00","generated_at":"2026-06-28T21:23:02.542499+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Orion Group Holdings CFO Robert L. Tabb resigns effective Oct 29, 2021","bullets":["Robert L. Tabb steps down as EVP and CFO effective October 29, 2021 to pursue a new opportunity with a private non-competitor.","Tabb served as CFO since March 2019; no successor named yet.","CFO duties to be performed by senior management and finance leadership during formal search.","Press release issued October 11, 2021."],"urls":{"canonical":"https://secwatch.observer/filing/0001402829-21-000024","json":"https://secwatch.observer/filing/0001402829-21-000024.json","markdown":"https://secwatch.observer/filing/0001402829-21-000024.md","text":"https://secwatch.observer/filing/0001402829-21-000024.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/0001402829-21-000024-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/orn-20211005x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T21:23:02.542499+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":"006ed4b4ed","claim":"Robert L. Tabb resigned as Executive Vice President and Chief Financial Officer at Orion Group Holdings Inc.","evidence_excerpt":"On October 5, 2021, Mr. Robert L. Tabb notified Orion Group Holdings, Inc. (the “Company”) that he intends to resign as Executive Vice President and Chief Financial Officer of the Company, effective October 29, 2021, to pursue a new opportunity with a private company that is not a competitor.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1402829/000140282921000024/0001402829-21-000024-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}