TransAlta Corporation filings document the company’s U.S. disclosure record as a Canadian foreign issuer reporting on Form 6-K and Form 40-F. The filings include management discussion and analysis, IFRS interim financial statements and current reports covering operating results, cash flow, fleet performance, hedging, contracted generation and segment activity across hydro, wind and solar, gas and energy-transition operations.
TransAlta’s regulatory documents also record shareholder meeting materials, proxy circulars, voting results, director elections, auditor appointments, executive compensation votes and share unit plan matters. Other filings cover preferred share dividends, preferred share conversion results, leadership appointments and incorporation of certain exhibits into registration statements.
TransAlta Corporation declared quarterly dividends on several series of its Cumulative Redeemable Rate Reset First Preferred Shares for the period from March 31, 2026 up to but excluding June 30, 2026. The dividends are payable on June 30, 2026 to shareholders of record on June 1, 2026.
Declared quarterly dividends include Series A at a 4.782% rate, or $0.29888 per share, Series B at 4.221% or $0.26309 per share, Series C at 5.854% or $0.36588 per share, Series D at 5.291% or $0.32978 per share, Series E at 6.894% or $0.43088 per share, and Series G at 6.773% or $0.42331 per share. All amounts are in Canadian dollars, and the Series B and Series D dividends are based on floating rates that reset every quarter.
TransAlta Corporation is reshaping its senior leadership team. The company appointed Mike Politeski as Executive Vice President, Finance and Chief Financial Officer, effective May 1, 2026, and Grant Arnold as Executive Vice President, Growth and Chief Commercial Officer, effective May 6, 2026.
These appointments align with current CFO Joel Hunter becoming President and CEO on April 30, 2026, following the retirement of President and CEO John Kousinioris. Politeski brings over 25 years of finance and capital markets experience, while Arnold adds more than 30 years in power generation and energy, including leadership in renewables growth. TransAlta highlights this refreshed team as central to executing its strategy of disciplined growth, commercial development and operational excellence across its long-standing power generation business.
TransAlta Corporation will hold its 2026 annual and special meeting of shareholders on April 30, 2026 at 11:30 a.m. Mountain Time in a virtual-only format via live audio webcast. The management proxy circular provides details on meeting business and voting.
TransAlta will release its first quarter 2026 results before markets open on May 6, 2026, followed by a conference call and webcast at 9:00 a.m. Mountain Time for investors, analysts, media and other interested parties.
TransAlta Corporation is convening its 2026 annual and special shareholder meeting on April 30, 2026 at 11:30 a.m. Mountain Time in a virtual-only format. Holders of common shares as of March 12, 2026 can attend online, ask questions and vote.
Shareholders will elect nine directors, consider reappointing Ernst & Young LLP as auditors, vote on a non-binding advisory resolution on executive compensation, and decide on an increase in common shares issuable under the Share Unit Plan. The materials are delivered primarily via electronic Notice-and-Access, with paper copies available on request.
The filing also highlights leadership changes: President and CEO John Kousinioris will retire on April 30, 2026, and current CFO Joel Hunter will become President and CEO and, subject to election, join the Board on that date.
TransAlta Corporation filed a Form 6-K highlighting its 2026 Investor Day, where leaders outlined expectations for Alberta’s power market, strategy and growth plans. Management anticipates the Alberta market will recover meaningfully through the end of the decade, helped by rising demand including new data centre load.
The company emphasized that its existing assets and development platform position it to capture this growth, including a recently announced memorandum of understanding to supply power and land for a CPP Investments and Brookfield data centre project. Priorities include maximizing value from the base business, selectively investing in opportunities that enhance contracted cash flows, and pursuing strategic M&A.
TransAlta is focusing on executing Alberta data centre and Centralia opportunities and building a refined project pipeline for later in the decade. It expects meaningful Adjusted EBITDA and free cash flow growth to 2029. The filing also notes the leadership transition as Joel Hunter becomes President and Chief Executive Officer as John Kousinioris retires.
TransAlta Corporation reports final conversion results for its Series A and Series B preferred shares effective March 31, 2026. None of the 9,629,913 outstanding Cumulative Redeemable Rate Reset First Preferred Shares, Series A will convert into Series B shares.
In contrast, 1,148,549 of the 2,370,087 outstanding Cumulative Redeemable Floating Rate First Preferred Shares, Series B will convert on a one-for-one basis into Series A shares. After these conversions, 10,778,462 Series A shares and 1,221,538 Series B shares will be issued and outstanding.
TransAlta Corporation reports that its subsidiary, TransAlta Centralia Generation LLC, has received an order from the U.S. Department of Energy requiring Centralia Unit 2 in Washington State to remain available for operation for 90 days, until June 14, 2026.
The company is evaluating the order and plans to work with state and federal governments in relation to it. TransAlta describes itself as one of Canada’s largest publicly traded power generators, with operations in Canada, the United States and Western Australia.
TransAlta Corporation is keeping its Series A and Series B preferred shares outstanding and will not redeem them on March 31, 2026. Holders of the Series A shares can either keep their fixed-rate shares or convert them one-for-one into floating-rate Series B shares on that date, and Series B holders have the mirror choice.
There are 9,629,913 Series A shares and 2,370,087 Series B shares outstanding. Series A will pay a fixed quarterly dividend of 1.19550% (4.78200% annually) from March 31, 2026 to March 31, 2031. Series B will pay a floating quarterly dividend of 1.05236% (4.22100% annually) from March 31, 2026 to June 30, 2026, resetting every quarter. Investors must instruct their brokers by March 16, 2026 to elect conversions, and similar conversion opportunities will recur every five years while the shares remain outstanding.
TransAlta Corporation filed a report announcing it will host an Investor Day in Toronto on Monday, March 23, 2026, with the formal presentation starting at 9:00 a.m. ET. The event will be held in a hybrid format, allowing both in-person attendance and a live webcast.
During Investor Day, TransAlta plans to give an in-depth overview of its strategic priorities, long-term plan, financial outlook and growth opportunities. A recording of the webcast and the presentation will be made available on the Investor Centre section of the company’s website for those unable to attend live.
TransAlta Corporation has entered into a Memorandum of Understanding with CPP Investments and Brookfield to advance a large-scale data centre development at its Keephills site in Alberta. TransAlta would act as the exclusive site and power provider for the project.
The framework envisions phased development, starting with an initial long-term power purchase agreement for approximately 230 MW and evaluating additional phases that could bring total data centre load up to 1 GW. All phases remain subject to regulatory approvals and the parties reaching definitive binding agreements.