{
  "name": "Otter Tail Corp",
  "legal_name": "Otter Tail Corp",
  "ticker": "OTTR",
  "tickers": [
    "OTTR"
  ],
  "cik": "0001466593",
  "page_url": "https://steadybase.io/company/otter-tail-corp/",
  "markdown_url": "https://steadybase.io/company/otter-tail-corp.md",
  "json_url": "https://steadybase.io/company/otter-tail-corp.json",
  "as_of": "2026-11-10",
  "last_filed": "2026-11-04",
  "industry": {
    "sic": "4911",
    "description": "Electric Services"
  },
  "headquarters": {
    "city": "Fergus Falls",
    "state": "MN",
    "country": "US"
  },
  "exchanges": [
    "Nasdaq"
  ],
  "fiscal_year_end": "December 31",
  "filer_category": "Large accelerated filer",
  "state_of_incorporation": "MN",
  "website": "ottertail.com",
  "investor_relations_url": null,
  "linkedin_company_url": "https://www.linkedin.com/company/otter-tail-corporation",
  "summary": {
    "text": "Otter Tail Corporation (OTC) is a holding company which has strategically invested in a portfolio of diversified operations including an electric utility and manufacturing and plastic pipe businesses. Our corporate offices are located in Fergus Falls, Minnesota and Fargo, North Dakota.",
    "section": "Item 1. Business",
    "period_end": "2025-12-31",
    "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000008/ottr-20251231.htm"
  },
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      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000015/0001466593-26-000015-index.html",
      "text": "Revenue: $1.3B for the fiscal year ended Dec 31, 2025 (10-K/A filed Feb 23, 2026)."
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      "text": "Operating income: $345.7M for the fiscal year ended Dec 31, 2025 (10-K/A filed Feb 23, 2026)."
    },
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      "key": "net_income",
      "label": "Net income",
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      "basis": "filing_fact",
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      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000015/0001466593-26-000015-index.html",
      "text": "Net income: $275.9M for the fiscal year ended Dec 31, 2025 (10-K/A filed Feb 23, 2026)."
    },
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      "period_end": "2025-12-31",
      "basis": "filing_fact",
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      "filed": "2026-02-23",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000015/0001466593-26-000015-index.html",
      "text": "SG&A: $82.6M for the fiscal year ended Dec 31, 2025 (10-K/A filed Feb 23, 2026)."
    },
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      "label": "Employees",
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      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000008/ottr-20251231.htm",
      "text": "Employees: 2,198 as of Dec 31, 2025, as reported in an SEC filing."
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      "text": "Shares outstanding: 41,985,580 as of Oct 31, 2026 (10-Q filed Nov 4, 2026)."
    },
    {
      "key": "auditor",
      "label": "Auditor",
      "value": "Deloitte & Touche LLP",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000008/ottr-20251231.htm",
      "text": "Auditor: Deloitte & Touche LLP, Minneapolis, Minnesota, named in the latest 10-K."
    }
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        }
      ],
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000037/ottr-20260413.htm"
    }
  ],
  "insider_trades": [
    {
      "owner": "Paul L. Knutson",
      "role": "VP, Human Resources",
      "action": "sold",
      "code": "S",
      "shares": 725,
      "value_usd": 68159,
      "date": "2026-08-11",
      "filed": "2026-08-12",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000155933426000010/0001559334-26-000010-index.htm"
    },
    {
      "owner": "Paul L. Knutson",
      "role": "VP, Human Resources",
      "action": "sold",
      "code": "S",
      "shares": 3500,
      "value_usd": 325885,
      "date": "2026-08-07",
      "filed": "2026-08-11",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000155933426000006/0001559334-26-000006-index.htm"
    }
  ],
  "quotes": [
    {
      "text": "Our team members continue to deliver on our strategic growth plan and near-term priorities amidst a challenging operating environment",
      "speaker": "Chuck MacFarlane",
      "title": "CEO",
      "form": "8-K",
      "filed": "2026-11-03",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000078/a2026q3earningsreleaseex991.htm"
    }
  ],
  "latest_filings": [
    {
      "form": "8-K",
      "filed": "2026-11-03",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000078/ottr-20261102.htm"
    },
    {
      "form": "10-K",
      "filed": "2026-02-18",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000008/ottr-20251231.htm"
    },
    {
      "form": "10-Q",
      "filed": "2026-08-05",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000071/ottr-20260630.htm"
    },
    {
      "form": "DEF 14A",
      "filed": "2026-03-02",
      "source_url": "https://www.sec.gov/Archives/edgar/data/1466593/000146659326000023/ottr-20260302.htm"
    }
  ],
  "source": "SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from."
}