Otter Tail Corp — Financial Data
Annual figures from SEC EDGAR XBRL filings (10-K)
These figures are extracted directly from XBRL-tagged financial statements that Otter Tail Corp filed with the SEC as part of its annual 10-K reports. XBRL (eXtensible Business Reporting Language) is a structured data format the SEC requires for machine-readable financial disclosures. Values shown are as reported — negative figures indicate a loss and are shown in red.
Revenue
Total revenue from all business activities — the top line of the income statement. Represents all money earned before any expenses are deducted.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $1.30B | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $1.33B | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $1.35B | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $1.47B | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | $1.20B | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | $883.17M | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | $919.50M | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | $916.45M | Feb 19, 2021 |
| FY2017 | Dec 31, 2017 | $849.35M | Feb 20, 2018 |
| FY2017 | Dec 31, 2016 | $803.54M | Feb 20, 2018 |
Revenue
Revenue recognized from contracts with customers under ASC 606, excluding taxes collected on behalf of government authorities. This is the primary revenue concept for many companies.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $1.30B | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $1.33B | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $1.35B | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $1.46B | Feb 19, 2025 |
| FY2021 | Dec 31, 2021 | $1.20B | Feb 16, 2022 |
| FY2021 | Dec 31, 2020 | $883.17M | Feb 16, 2022 |
| FY2021 | Dec 31, 2019 | $918.47M | Feb 16, 2022 |
Net Income
The bottom-line profit — what remains after all operating expenses, interest, taxes, and other costs are deducted. A negative value means the company reported a net loss for the year.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $275.89M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $301.66M | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $294.19M | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $284.18M | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | $176.77M | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | $95.85M | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | $86.85M | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | $82.35M | Feb 19, 2021 |
| FY2019 | Dec 31, 2017 | $72.44M | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | $62.32M | Feb 22, 2019 |
Operating Income
Profit from core business operations before interest expense and income taxes (also known as EBIT). Excludes non-operating items, making it a cleaner measure of operational efficiency than net income.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $345.68M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $380.25M | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $377.92M | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $390.44M | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | $249.71M | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | $147.89M | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | $134.88M | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | $129.39M | Feb 19, 2021 |
| FY2019 | Dec 31, 2017 | $132.29M | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | $116.63M | Feb 22, 2019 |
SG&A Expense
Selling, general, and administrative expenses — the overhead costs of running the business, including salaries, marketing, legal fees, and corporate office costs. Excludes COGS and R&D.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $82.57M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $80.07M | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $72.66M | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $69.72M | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | $65.39M | Feb 14, 2024 |
Operating Cash Flow
Cash generated from core business operations — a more reliable measure of financial health than net income because it strips out non-cash items like depreciation and one-time charges.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $385.99M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $452.73M | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $404.50M | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | $389.31M | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | $231.24M | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | $211.92M | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | $185.04M | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | $143.45M | Feb 19, 2021 |
| FY2019 | Dec 31, 2017 | $173.58M | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | $163.39M | Feb 22, 2019 |
Total Assets
The total value of everything the company owns or controls — cash, investments, receivables, property, equipment, and intangibles. Reported as of fiscal year end.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $3.96B | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $3.65B | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | $3.24B | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | $2.90B | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | $2.75B | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | $2.58B | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | $2.27B | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | $2.05B | Feb 20, 2020 |
| FY2019 | Dec 31, 2017 | $2.00B | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | $1.91B | Feb 22, 2019 |
Stockholders Equity
The net worth attributable to shareholders: total assets minus total liabilities. Also called book value. Can be negative if liabilities exceed assets, which is common in capital-intensive industries.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $1.86B | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $1.67B | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | $1.44B | Feb 23, 2026 |
| FY2025 | Dec 31, 2022 | $1.22B | Feb 23, 2026 |
| FY2024 | Dec 31, 2021 | $990.78M | Feb 19, 2025 |
| FY2023 | Dec 31, 2020 | $870.97M | Feb 14, 2024 |
| FY2022 | Dec 31, 2019 | $781.48M | Feb 15, 2023 |
| FY2021 | Dec 31, 2018 | $728.86M | Feb 16, 2022 |
| FY2020 | Dec 31, 2017 | $696.89M | Feb 19, 2021 |
| FY2019 | Dec 31, 2016 | $670.10M | Feb 20, 2020 |
Goodwill
An intangible asset representing the premium paid above fair value when acquiring another company. A large goodwill balance signals a history of acquisitions at premium prices.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $37.57M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $37.57M | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | $37.57M | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | $37.57M | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | $37.57M | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | $37.57M | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | $37.57M | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | $37.57M | Feb 20, 2020 |
| FY2019 | Dec 31, 2017 | $37.57M | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | $37.57M | Feb 22, 2019 |
Retained Earnings
Cumulative net income kept by the company rather than distributed as dividends. A growing retained earnings balance indicates consistent profitability; a deficit indicates cumulative losses.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $1.22B | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $1.03B | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | $806.34M | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | $585.21M | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | $369.78M | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | $257.88M | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | $222.34M | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | $190.43M | Feb 20, 2020 |
| FY2018 | Dec 31, 2017 | $161.29M | Feb 22, 2019 |
| FY2017 | Dec 31, 2016 | $139.48M | Feb 20, 2018 |
Cash & Equivalents
Highly liquid assets the company holds — cash on hand, bank balances, and short-term investments with maturities of three months or less. A key indicator of short-term financial health.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $386.19M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $294.65M | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | $230.37M | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | $119.00M | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | $1.54M | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | $1.16M | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | $21.20M | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | $861.0K | Feb 20, 2020 |
| FY2019 | Dec 31, 2017 | $16.22M | Feb 20, 2020 |
| FY2019 | Dec 31, 2016 | $0 | Feb 20, 2020 |
Long-Term Debt
Debt obligations due more than one year from the balance sheet date — bonds, term loans, and notes payable. High long-term debt relative to equity can signal elevated financial leverage.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $963.57M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | $943.73M | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | $824.06M | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | $827.00M | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | $767.00M | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | $767.17M | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | $692.35M | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | $592.52M | Feb 20, 2020 |
| FY2018 | Dec 31, 2017 | $492.71M | Feb 22, 2019 |
| FY2017 | Dec 31, 2016 | $540.94M | Feb 20, 2018 |
EPS (Basic)
Net income divided by the weighted average shares outstanding. Basic EPS does not account for dilutive securities like options or convertible bonds — use diluted EPS for a more conservative view.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 6 | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | 7 | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | 7 | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | 6 | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | 4 | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | 2 | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | 2 | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | 2 | Feb 19, 2021 |
| FY2019 | Dec 31, 2017 | 1 | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | 1 | Feb 22, 2019 |
EPS (Diluted)
Net income divided by the fully diluted share count — including all potential shares from options, warrants, and convertible instruments. The more conservative and widely cited EPS figure.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 6 | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | 7 | Feb 23, 2026 |
| FY2025 | Dec 31, 2023 | 7 | Feb 23, 2026 |
| FY2024 | Dec 31, 2022 | 6 | Feb 19, 2025 |
| FY2023 | Dec 31, 2021 | 4 | Feb 14, 2024 |
| FY2022 | Dec 31, 2020 | 2 | Feb 15, 2023 |
| FY2021 | Dec 31, 2019 | 2 | Feb 16, 2022 |
| FY2020 | Dec 31, 2018 | 2 | Feb 19, 2021 |
| FY2019 | Dec 31, 2017 | 1 | Feb 20, 2020 |
| FY2018 | Dec 31, 2016 | 1 | Feb 22, 2019 |
Shares Outstanding
Total common shares issued and held by all shareholders, excluding treasury shares. Combined with market price gives market capitalization.
| Fiscal Year | Period End | Value | Filed |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | 41.91M | Feb 23, 2026 |
| FY2025 | Dec 31, 2024 | 41.83M | Feb 23, 2026 |
| FY2024 | Dec 31, 2023 | 41.71M | Feb 19, 2025 |
| FY2023 | Dec 31, 2022 | 41.63M | Feb 14, 2024 |
| FY2022 | Dec 31, 2021 | 41.55M | Feb 15, 2023 |
| FY2021 | Dec 31, 2020 | 41.47M | Feb 16, 2022 |
| FY2020 | Dec 31, 2019 | 40.16M | Feb 19, 2021 |
| FY2019 | Dec 31, 2018 | 39.66M | Feb 20, 2020 |
| FY2018 | Dec 31, 2017 | 39.56M | Feb 22, 2019 |
| FY2017 | Dec 31, 2016 | 39.35M | Feb 20, 2018 |