https://www.developersdigest.tech/markets/ottr/filings Latest company filings for Otter Tail Corp (OTTR) - annual reports, quarterly reports, major events, and insider trades, newest first. en Sun, 12 Jul 2026 19:06:24 GMT https://www.sec.gov/Archives/edgar/data/1466593/000146659326000054/ottr-20260515.htm 0001466593-26-000054 Fri, 15 May 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/1466593/000146659326000051/ottr-20260331.htm 0001466593-26-000051 Wed, 06 May 2026 12:00:00 GMT 10-Q https://www.sec.gov/Archives/edgar/data/1466593/000146659326000049/ottr-20260504.htm 0001466593-26-000049 Tue, 05 May 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/1466593/000210011926000905/xslSCHEDULE_13G_X02/primary_doc.xml 0002100119-26-000905 Thu, 30 Apr 2026 12:00:00 GMT SCHEDULE 13G https://www.sec.gov/Archives/edgar/data/1466593/000210012126000602/xslSCHEDULE_13G_X02/primary_doc.xml 0002100121-26-000602 Wed, 29 Apr 2026 12:00:00 GMT SCHEDULE 13G 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2026 12:00:00 GMT 10-K https://www.sec.gov/Archives/edgar/data/1466593/000146659326000002/ottr-20260216.htm 0001466593-26-000002 Tue, 17 Feb 2026 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/1466593/000200207726000005/xslF345X05/wk-form4_1770898513.xml 0002002077-26-000005 Thu, 12 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/1466593/000172615326000005/xslF345X05/wk-form4_1770906378.xml 0001726153-26-000005 Thu, 12 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/1466593/000163906026000006/xslF345X05/wk-form4_1770909664.xml 0001639060-26-000006 Thu, 12 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/1466593/000160562126000005/xslF345X05/wk-form4_1770909072.xml 0001605621-26-000005 Thu, 12 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/1466593/000155933426000004/xslF345X05/wk-form4_1770907337.xml 0001559334-26-000004 Thu, 12 Feb 2026 12:00:00 GMT 4 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https://www.sec.gov/Archives/edgar/data/1466593/000127805326000002/xslF345X05/wk-form4_1770674731.xml 0001278053-26-000002 Mon, 09 Feb 2026 12:00:00 GMT 4 https://www.sec.gov/Archives/edgar/data/1466593/000162989926000003/xslF345X02/wk-form3_1767731298.xml 0001629899-26-000003 Tue, 06 Jan 2026 12:00:00 GMT 3 https://www.sec.gov/Archives/edgar/data/1466593/000129771926000003/xslF345X02/wk-form3_1767731714.xml 0001297719-26-000003 Tue, 06 Jan 2026 12:00:00 GMT 3 https://www.sec.gov/Archives/edgar/data/1466593/000146659325000128/ottr-20251216.htm 0001466593-25-000128 Thu, 18 Dec 2025 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/1466593/000146659325000122/ottr-20250930.htm 0001466593-25-000122 Wed, 05 Nov 2025 12:00:00 GMT 10-Q https://www.sec.gov/Archives/edgar/data/1466593/000146659325000119/ottr-20251103.htm 0001466593-25-000119 Tue, 04 Nov 2025 12:00:00 GMT 8-K https://www.sec.gov/Archives/edgar/data/1466593/000146659325000107/ottr-20250630.htm 0001466593-25-000107 Wed, 06 Aug 2025 12:00:00 GMT 10-Q https://www.sec.gov/Archives/edgar/data/1466593/000146659325000102/ottr-20250804.htm 0001466593-25-000102 Tue, 05 Aug 2025 12:00:00 GMT 8-K