{"schema_version":"secwatch.filing_event.v1","accession":"0001604028-25-000024","form_type":"8-K","ticker":"WMS","cik":"0001604028","company_name":"ADVANCED DRAINAGE SYSTEMS, INC.","filed_at":"2025-07-17T23:59:59+00:00","discovered_at":"2026-05-14T18:02:44.469578+00:00","generated_at":"2026-05-18T05:57:47.591794+00:00","sec_items":["5.02","5.07","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"EVP Supply Chain Darin Harvey resigns; shareholders re-elect directors, approve auditor, say-on-pay","bullets":["Darin Harvey, EVP Supply Chain, resigned effective Aug 22, 2025; not due to any dispute or disagreement.","Shareholders re-elected all 11 director nominees; votes for ranged from 53.8M to 68.2M.","Ratification of Deloitte & Touche as FY2026 auditor passed with 63.1M for, 7.5M against.","Advisory say-on-pay vote approved with 60.2M for, 8.2M against, 2.1M broker non-votes."],"urls":{"canonical":"https://secwatch.observer/filing/0001604028-25-000024","json":"https://secwatch.observer/filing/0001604028-25-000024.json","markdown":"https://secwatch.observer/filing/0001604028-25-000024.md","text":"https://secwatch.observer/filing/0001604028-25-000024.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1604028/000160402825000024/0001604028-25-000024-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1604028/000160402825000024/wms-20250715.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T05:57:47.591794+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}