{"schema_version":"secwatch.filing_event.v1","accession":"0001466593-24-000149","form_type":"8-K","ticker":"OTTR","cik":"0001466593","company_name":"Otter Tail Corp","filed_at":"2024-12-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:08.504544+00:00","generated_at":"2026-05-28T21:38:08.179148+00:00","sec_items":["8.01"],"event_type":"regulatory","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Otter Tail Power gets $13.1M rate increase in North Dakota settlement","bullets":["NDPSC approved settlement on Dec 30, 2024 granting $13.1M (6.18%) annual base rate revenue increase.","Allowed return on equity of 10.10% on 53.5% equity ratio; revenue requirement cut $3M for tax credits and load adjustments.","Earnings-sharing provision: above 10.20% ROE, 70% refunded to customers, OTP retains 30%.","New base rates expected to be implemented in Q1 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001466593-24-000149","json":"https://secwatch.observer/filing/0001466593-24-000149.json","markdown":"https://secwatch.observer/filing/0001466593-24-000149.md","text":"https://secwatch.observer/filing/0001466593-24-000149.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1466593/000146659324000149/0001466593-24-000149-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1466593/000146659324000149/ottr-20241230.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T21:38:08.179148+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"}