Welcome to our dedicated page for Otter Tail SEC filings (Ticker: OTTR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Otter Tail Corporation filings document operating results, governance actions, capital structure, and material events for a diversified public company with an electric utility and manufacturing businesses. Form 8-K reports cover consolidated financial results, earnings guidance, executive appointments, annual meeting voting outcomes, and material agreements involving Otter Tail Power Company.
Proxy materials disclose board elections, executive compensation, auditor ratification, bylaw matters, and shareholder voting mechanics. Capital-structure disclosures include common shares registered on Nasdaq and utility financing arrangements such as senior unsecured notes, related covenants, and restrictions on indebtedness, liens, asset sales, affiliate transactions, and other corporate actions.
Otter Tail Corporation’s President & CEO Charles S. MacFarlane reported routine equity award activity. On February 6, 2026, restricted stock units converted into 9,125 shares of common stock, reflecting vesting of prior grants.
To cover withholding taxes on this vesting, the company retained 4,277 shares at a price of $87.83 per share, as indicated by transaction code "F". Following these transactions, MacFarlane directly held 227,412 common shares, with additional indirect holdings of 75,459 shares through a Spousal Lifetime Access Trust and 3,051 shares via an ESOP.
Otter Tail Corporation senior vice president John S. Abbott reported equity award vesting and related share movements. On 02/06/2026, 1,625 shares of common stock were acquired following the vesting of restricted stock units, increasing direct holdings to 46,705 shares, plus 5,000 shares held indirectly by a trust.
The company withheld 763 shares at $87.83 to cover taxes due upon vesting, as noted in the footnotes. Several tranches of restricted stock units vested and were settled into common shares, with each unit representing the right to receive one Otter Tail share. Some RSU awards are now fully settled, while others continue as remaining balances.
Otter Tail Corporation VP of Human Resources Paul L. Knutson reported equity award activity involving common stock and restricted stock units. On February 6, 2026, 700 shares of common stock were acquired following the conversion of restricted stock units. Of these, 279 shares were withheld by the company at $87.83 per share to cover taxes due upon vesting, as described in the footnotes. After these transactions, Knutson directly held 22,975 shares of Otter Tail common stock. The filing also shows multiple restricted stock unit awards that vest in four equal annual installments beginning on their respective grant dates.
Otter Tail Corporation VP Jennifer O. Smestad reported the vesting and settlement of restricted stock units on February 6, 2026. Four RSU grants converted into a total of 1,150 shares of common stock, each unit equal to one share. To cover taxes due at vesting, the company withheld 541 shares at $87.83 per share, treated as a tax transaction under Rule 16b-3(e). After these transactions, Smestad directly owned 16,168 common shares and also had 488 shares held indirectly through an ESOP. The RSU awards vest in four equal annual installments starting from their original grant dates.
Otter Tail Corporation filed an initial ownership report showing that new director Steven P. Rasche, who joined the board effective January 1, 2026, beneficially owns 100.64 shares of common stock. The filing classifies his holdings as owned in direct form, meaning the shares are held in his own name rather than through an intermediary entity. This Form 3 serves as the baseline disclosure of Rasche’s equity position as he begins his role on the board of directors.
Otter Tail Corporation announced upcoming board changes and new director appointments. Longtime director Steven L. Fritze plans to retire from the Board at the 2026 Annual Meeting of Shareholders after reaching the mandatory retirement age under the company’s director retirement policy.
Effective January 1, 2026, the Board has appointed Christopher B. Clark, a utility industry executive with more than 30 years of experience and former President of Northern States Power Company, and Steve P. Rasche, a finance and utility veteran with 40 years of leadership experience and former CFO of Spire Inc., as directors. Clark will serve on the Audit and Corporate Governance Committees and is expected to stand for election at the 2027 Annual Shareholder Meeting, while Rasche will serve on the Audit and Compensation and Human Capital Management Committees and is expected to stand for election at the 2028 Annual Shareholder Meeting.
Both new directors will receive board compensation consistent with other non-employee directors, including an $80,000 annual cash retainer, $10,500 per standing committee, an annual restricted stock grant valued at approximately $130,000, and an additional restricted stock grant of about $32,500 for their partial first year, with all restricted stock vesting over three years.
Otter Tail Corporation reported Q3 2025 results with net income of $78.3 million and diluted EPS of $1.86. Total operating revenue was $325.6 million, reflecting stronger Electric segment sales and lower Plastics volumes versus last year. Operating income was $96.6 million, and the effective tax rate fell to 14.1% due to production tax credits from wind repowering projects.
Year to date, revenue reached $996.0 million and net income was $224.1 million (diluted EPS $5.32). Operating cash flow was robust at $288.9 million, funding capital expenditures of $213.3 million, largely at the Electric segment. Cash and equivalents were $325.8 million and net long-term debt was $1.04 billion, including $100 million of new OTP senior unsecured notes issued in 2025 at rates of 5.49% (due 2035) and 5.98% (due 2055). The Electric segment posted Q3 revenue of $138.6 million and net income of $27.3 million; Manufacturing earned $3.9 million; Plastics earned $43.5 million.
Regulatory updates include a South Dakota general rate request for $5.7 million (12.50%) and a Minnesota filing seeking $44.8 million (17.7%), with an interim Minnesota increase request of $31.8 million (12.6%).
Otter Tail Corporation filed a current report to share that it issued a press release announcing its consolidated financial results for the third quarter of 2025. The press release, dated November 3, 2025, is included as Exhibit 99.1 to this report.
The filing clarifies that the earnings press release and related information are furnished, not filed, under securities laws, meaning they are not automatically incorporated into other securities filings unless specifically referenced.
Otter Tail Corporation Q2 2025 (unaudited) Total assets $3,765,288 thousand at June 30, 2025 versus $3,652,082 thousand at Dec 31, 2024; cash and equivalents $307,241 thousand. Total operating revenues were $333,043 thousand for Q2 and $670,396 thousand for the six months ended June 30, 2025, down from $342,336 thousand and $689,404 thousand in the prior-year periods. Net income was $77,728 thousand for Q2 and $145,827 thousand for six months; diluted EPS were $1.85 and $3.46, respectively.
Operating highlights include operating income of $97,458 thousand for Q2, capital expenditures of $124,239 thousand for six months, and net cash provided by operations of $159,379 thousand. Long-term debt, net, increased to $1,043,374 thousand following a $100.0 million note issuance (Series 2025A and 2025B). Management reports covenant compliance as of June 30, 2025.
Notable contingencies and regulatory items disclosed: OTP filed a South Dakota rate case requesting $5.7 million (12.5%) increase; ongoing consolidated PVC antitrust class actions and a DOJ subpoena; FERC/MISO proceeding regarding transmission owner self-funding that could affect recovery of upgrade costs.