Welcome to our dedicated page for Allete SEC filings (Ticker: ALE), 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.
This page provides access to historical SEC filings for ALLETE, Inc. (formerly NYSE: ALE), an energy company headquartered in Duluth, Minnesota. These documents trace ALLETE’s evolution as a publicly traded utilities‑sector issuer through its transition to private ownership under Alloy Parent LLC, an entity jointly owned by Canada Pension Plan Investment Board and Global Infrastructure Partners.
Key filings include Form 8‑K reports describing the Agreement and Plan of Merger dated May 5, 2024, the completion of the merger on December 15, 2025, and the resulting change of control. The December 15, 2025 Form 8‑K explains how Alloy Merger Sub LLC merged with and into ALLETE, how each share of common stock was converted into the right to receive cash merger consideration, and how ALLETE became a wholly owned subsidiary of Alloy Parent. Related 8‑K filings also discuss regulatory approvals from the Minnesota Public Utilities Commission and other agencies, as well as the declaration and mechanics of a stub period dividend tied to the merger closing.
Filings on this page also document ALLETE’s delisting and deregistration process. A Form 25 filed on December 15, 2025 by the New York Stock Exchange removes ALLETE’s common stock from listing and registration under Section 12(b) of the Exchange Act, while a Form 15 filed on December 29, 2025 terminates registration under Section 12(g) and suspends periodic reporting obligations under Sections 13 and 15(d). Earlier 8‑K filings address financing transactions, such as the issuance of first mortgage bonds, and other material events.
Stock Titan’s tools surface these filings as they appear on EDGAR and can help users quickly locate merger‑related disclosures, delisting notices, and other historical reports for the former ALE ticker. Investors researching ALLETE’s past capital structure, regulatory context or transaction history can use these documents to understand how the company moved from public listing to private ownership while maintaining its regulated utility operations.
ALLETE Inc. disclosed an insider stock disposition tied to its merger with Alloy Parent LLC. Vice President and COO–Minnesota Power Joshua J. Skelton reported that on December 15, 2025, his directly and indirectly held ALLETE common shares, including holdings through his spouse and retirement savings and stock ownership plan trusts, were converted in the merger.
Under the merger agreement, each ALLETE common share was automatically converted into the right to receive $67.00 in cash per share, without interest. Outstanding restricted stock units were canceled at closing and replaced with contingent cash awards equal to the number of shares covered, including credited dividend equivalents, multiplied by the same $67.00 cash consideration, while maintaining their original vesting and other terms.
ALLETE Inc officer Jeffrey J. Scissons reported the cash-out of his ALLETE common stock and equity awards in connection with the company’s merger with Alloy Parent LLC. At the merger’s effective time on December 15, 2025, each share of ALLETE common stock was automatically converted into the right to receive $67.00 in cash per share without interest.
Unvested restricted stock units and related dividend equivalents were canceled and replaced with contingent cash awards equal to the number of underlying shares multiplied by the $67.00 merger consideration, subject to applicable tax withholding and the original vesting conditions. Some of the reported holdings arose from dividend reinvestment and the company’s retirement savings and stock ownership plan.
ALLETE, Inc. completed a merger on December 15, 2025 in which Alloy Merger Sub LLC merged with and into the company, making it a subsidiary of Alloy Parent LLC. Each share of ALLETE common stock was automatically converted into the right to receive $67.00 in cash per share, without interest. In this filing, company officer Julie L. Padilla, VP, Chief Legal Officer and Secretary, reports that all of her directly and indirectly held common shares, including amounts accumulated through RSU dividend equivalents and the retirement savings and stock ownership plan, were disposed of in the cash merger, leaving her with zero shares owned.
The filing also explains that each outstanding unvested restricted stock unit was canceled at the merger’s effective time and converted into a contingent right to receive a cash award equal to the number of underlying shares, including credited dividend equivalents, multiplied by the $67.00 merger consideration, subject to tax withholding and the same vesting conditions that applied before the merger.
ALLETE Inc completed a merger on December 15, 2025, in which each share of its common stock was automatically converted into the right to receive $67.00 in cash per share. This Form 4 shows how officer Nicole R. Johnson, VP and President – ACE, disposed of her ALLETE equity as a result of that transaction.
Her holdings included common stock acquired through the company’s dividend reinvestment and employee stock purchase plans, restricted stock units with dividend equivalents, and shares in the retirement savings and stock ownership plan. In the merger, these shares were either converted into the cash merger consideration or, in the case of unvested RSUs, into cash-based awards that keep the same vesting terms but pay out in cash based on the $67.00 merger price, subject to tax withholding.
ALLETE Inc. executive Colin B. Anderson, VP–ALLETE Chief Accounting Officer & Controller, reported the cash-out of his company stock in connection with the completion of a merger on December 15, 2025. Under an Agreement and Plan of Merger with Alloy Parent LLC and Alloy Merger Sub LLC, each share of ALLETE common stock was automatically converted at the effective time into the right to receive $67.00 in cash per share.
The filing shows dispositions of common stock held directly and through ALLETE’s dividend reinvestment plan, executive RSU dividend equivalents, and the retirement savings and stock ownership plan. Following these transactions, Anderson no longer beneficially owns ALLETE common stock directly or indirectly. Unvested RSUs were canceled and converted into contingent cash awards equal to the number of underlying shares multiplied by the $67.00 merger consideration, retaining the same vesting conditions and subject to applicable tax withholding.
ALLETE Inc. director and Chair, President & CEO Bethany M. Owen reported the conversion of her equity holdings in connection with the company’s merger with Alloy Parent LLC. On December 15, 2025, a merger subsidiary of Alloy Parent LLC combined with ALLETE, with ALLETE continuing as a subsidiary of Alloy Parent. At the effective time of the merger, each share of ALLETE common stock was automatically converted into the right to receive $67.00 in cash per share without interest.
The report covers Owen’s common stock acquired through ALLETE’s dividend reinvestment plan, restricted stock units with accumulated dividend equivalents, and shares held under the company’s retirement savings and stock ownership plan, all of which were disposed of or canceled in the transaction. Unvested restricted stock units were canceled and replaced with contingent cash awards equal to the number of underlying shares, including credited dividend equivalents, multiplied by the $67.00 merger consideration, while retaining the same vesting and other terms, subject to applicable tax withholding.
ALLETE Inc. director Charlene A. Thomas reported the cash-out of her common stock holdings in connection with the closing of a merger. On 12/15/2025, 8,310.63 shares of ALLETE common stock were disposed of at $67.00 per share, leaving her with 0 shares beneficially owned, all held directly before the transaction.
According to the disclosed merger terms, Alloy Merger Sub LLC merged with and into ALLETE under a Merger Agreement dated May 5, 2024, with ALLETE surviving as a subsidiary of Alloy Parent LLC. At the effective time of the merger on December 15, 2025, each share of ALLETE common stock was automatically converted into the right to receive $67.00 in cash per share without interest, and the company’s board approved this disposition under Rule 16b-3.
ALLETE Inc. director reported the cash-out of their common stock holdings in connection with the company’s merger with Alloy Parent LLC. On December 15, 2025, the reporting person disposed of 15,381.38 shares of ALLETE common stock at $67 per share as the merger became effective, leaving them with no directly owned shares.
Under the merger agreement, each ALLETE common share was automatically converted into the right to receive $67.00 in cash without interest. In addition, each deferred stock unit held by a non-employee director was canceled at the effective time and converted into a cash payment equal to the number of underlying shares, including dividend equivalents, multiplied by the same cash merger consideration.
ALLETE director Barbara A. Nick reported the disposition of 13,631.26 shares of ALLETE common stock on December 15, 2025, when ALLETE completed its merger with Alloy Parent LLC. At the effective time, each share of ALLETE common stock was automatically converted into the right to receive $67.00 in cash per share, leaving Nick with 0 shares owned directly after the transaction. The disposition in connection with the merger was approved by ALLETE’s board of directors in the manner contemplated by Rule 16b-3 under the Securities Exchange Act.