Official announcements (8-K)

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn October 13, 2026, Post Holdings, Inc. (the “Company”) announced that Bradly A. Harper, the Company’s Senior Vice President, Chief Accounting Officer, will be taking a temporary medical leave of absence. During Mr. Harper’s leave of absence, Matthew J. Mainer, the Company’s Executive Vice President, Chief Financial Officer and Treasurer, will serve as Interim Chief Accounting Officer and principal accounting officer.

Changed its code of ethics (Item 5.05)

Changes to the rules its staff and leaders must follow.

In the company's wordsOn October 15, 2026, the Board of Directors of the Company approved an updated Code of Conduct (the “New Code”), which will become effective February 1, 2027. The New Code will supersede the existing Code of Conduct (the “Prior Code”) and will be applicable to all directors, officers and employees of the Company and its subsidiaries and affiliates, including the Company’s principal executive officer, principal financial officer and principal accounting officer. The New Code is intended to modernize the content and structure of the Company’s Prior Code for changes in the Company’s business and internal policies and regulatory and technological developments, while …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsExecutive Transitions As previously disclosed in the Original Form 8-K, on May 5, 2026, the Company’s Board of Directors (the “Board”) approved the transition of Robert V. Vitale, the Company’s current President and Chief Executive Officer, to the role of Executive Chairman of the Company, and the appointment of Nicolas Catoggio, the Company’s current Executive Vice President and Chief Operating Officer, to the role of President and Chief Executive Officer of the Company, both of which will be effective October 1, 2026. Compensation Arrangements of Mr. Vitale as Executive Chairman In connection with his appointment as Executive Chairman of the Company, the Company entered …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn August 6, 2026, Post Holdings, Inc. issued a press release announcing results for its third fiscal quarter ended June 30, 2026. A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference. The information contained in this Item 2.02 and Exhibit 99.1 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn May 7, 2026, Post Holdings, Inc. (the “Company”) issued a press release announcing results for its second fiscal quarter ended March 31, 2026. A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference. The information contained in this Item 2.02 and Exhibit 99.1 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn May 5, 2026, the Board of Directors (the “Board”) of the Company approved the transition of Robert V. Vitale from the role of President and Chief Executive Officer of the Company to the role of Executive Chairman. On May 5, 2026, the Board also appointed Nicolas Catoggio, age 52, current Chief Operating Officer of the Company, to serve as President and Chief Executive Officer of the Company. Mr. Catoggio has served as the Company’s Chief Operating Officer since January 2026, and served as President and Chief Executive Officer of the Company’s Post Consumer Brands business unit from September 2021 until April 2026. Mr. Catoggio has over twenty years of experience in the …

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn May 7, 2026, the Company issued a press release announcing the leadership changes disclosed under Item 5.02 above, a copy of which is filed as Exhibit 99.2 and incorporated by reference herein. The information contained in this Item 7.01 and Exhibit 99.2 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing under the Securities Act or the Exchange Act, except as expressly set forth by specific reference in such filing.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn May 5, 2026, the Board approved, effective May 9, 2026 (the “Effective Date”), a $600.0 million share repurchase authorization (the “New Authorization”) and cancelled, effective May 8, 2026, its existing $500.0 million share repurchase authorization, which was approved by the Board on February 3, 2026 and became effective on February 7, 2026 (the “Existing Authorization”). The Company had repurchased approximately $263.4 million of shares of the Company’s common stock under the Existing Authorization as of May 5, 2026. The New Authorization extends for a two-year period beginning on the 2 Effective Date, and the Company may begin repurchasing shares under the New …

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

In the company's wordsOn March 13, 2026, Post Holdings, Inc. (the “Company”) issued 6.250% senior notes due 2034 (the “New Notes”) at a price of 100.75% of the principal amount, plus accrued interest from October 15, 2025 in an aggregate principal amount of $600.0 million (1) in the United States to persons reasonably believed to be qualified institutional buyers in an offering exempt from registration pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”), and (2) to non-U.S. persons outside of the United States in compliance with Regulation S under the Securities Act. The New Notes were issued pursuant to an Indenture dated as of October 9, 2024 among the …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn March 4, 2026, Post Holdings, Inc. (the “Company”) announced the pricing of its previously announced senior notes offering. The Company priced $600.0 million in aggregate principal amount of 6.250% senior notes due 2034 (the “Notes”) at a price of 100.75% of the principal amount, plus accrued interest from October 15, 2025. The $600.0 million in aggregate principal amount of the Notes represented an increase from the original size of $500.0 million. The Notes offering is expected to close on March 13, 2026, subject to customary closing conditions. The Notes will be unsecured, senior obligations of the Company and will be guaranteed by the Company’s existing and …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn March 4, 2026, Post Holdings, Inc. (the “Company”) announced that it intends to commence a private offering to eligible purchasers, subject to market and other conditions, of $500.0 million in aggregate principal amount of the Company’s 6.250% senior notes due 2034 (the “Notes”). The Company also announced that it intends to use the net proceeds from the Notes offering to pay the costs, fees and expenses associated with the Notes offering, to fund the repayment of the outstanding balance of its revolving credit facility as of December 31, 2025 and, to the extent there are any remaining net proceeds, for general corporate purposes, which could include, among other …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's wordsOn February 5, 2026, Post Holdings, Inc. (the “Company”) issued a press release announcing results for its first fiscal quarter ended December 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference. The information contained in this Item 2.02 and Exhibit 99.1 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn February 3, 2026, the Board of Directors (the “Board”) of the Company appointed Michelle M. Atkinson and Jeff A. Zadoks to serve as directors, effective March 15, 2026, each for a term that will expire at the Company’s annual meeting of shareholders to be held in 2027. With the addition of Ms. Atkinson and Mr. Zadoks, the Board will consist of nine members. Ms. Atkinson and Mr. Zadoks were appointed to the Board after a thorough review of each of their respective qualifications and recommendation by the Corporate Governance and Compensation Committee of the Board. Each of Ms. Atkinson and Mr. Zadoks will receive compensation as non-employee directors in accordance with …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn February 3, 2026, the Board approved, effective February 7, 2026 (the “Effective Date”), a $500.0 million share repurchase authorization (the “New Authorization”) and cancelled, effective February 6, 2026, its existing $500.0 million share repurchase authorization, which was approved by the Board on November 25, 2025 and became effective on November 27, 2025 (the “Existing Authorization”). The Company had repurchased approximately $377.9 million of shares of the Company’s common stock under the Existing Authorization as of February 4, 2026. The New Authorization extends for a two-year period beginning on the Effective Date, and the Company may begin repurchasing shares …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn February 5, 2026, Post Holdings, Inc. (the “Company”) announced that Greg Pearson has been named as the successor President and Chief Executive Officer of the Company’s Post Consumer Brands segment, commencing on April 1, 2026. At that time, Nicolas Catoggio, current President and Chief Executive Officer of Post Consumer Brands, will no longer lead the Post Consumer Brands segment, but will continue in his existing role of Executive Vice President and Chief Operating Officer of the Company. Mr. Catoggio’s fiscal year 2026 compensation will remain unchanged in connection with this transition.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's wordsOn February 5, 2026, the Company issued a press release announcing the leadership changes disclosed under Item 5.02 above, a copy of which is filed as Exhibit 99.1 and incorporated by reference herein. The information contained in this Item 7.01 and Exhibit 99.1 attached hereto shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such filing.

Changed the rights of shareholders (Item 3.03)

Changes to shareholders' rights affect what owners can vote on or receive.

In the company's wordsTo the extent applicable, the information set forth in Item 5.03 of this Current Report on Form 8-K (the “Current Report”) is incorporated by reference into this Item 3.03.

Changed its company rules or financial year (Item 5.03)

Changes to the company's rules or the dates of its financial year.

In the company's wordsAs described in Item 5.07 of the Current Report, at the 2026 annual meeting of shareholders (the “2026 Annual Meeting”) of Post Holdings, Inc. (the “Company”) held on January 29, 2026, the Company’s shareholders approved three amendments (collectively, the “Articles Amendments”) to the Company’s prior Amended and Restated Articles of Incorporation (the “Prior Articles,” and the Prior Articles and the Revised Articles (defined below) are collectively referred to as the “articles of incorporation”) to lower certain supermajority voting thresholds, as described in “Amendments to the Company’s Amended and Restated Articles of Incorporation to Eliminate Certain Supermajority …

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

In the company's wordsThe Company held the 2026 Annual Meeting entirely virtually, conducted via a live audio-only webcast on Thursday, January 29, 2026. At the 2026 Annual Meeting, of the 51,603,620 shares outstanding and entitled to vote, 48,942,339 shares were represented, constituting a 94.84% quorum. The final results for each of the matters submitted to a vote of shareholders at the 2026 Annual Meeting are set forth below. Proposal 1: All of the nominees for director were elected to serve until the Company’s annual meeting of shareholders to be held in 2027 or until their respective successors are elected and qualified, by the votes set forth in the table below: Nominee For Against …

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

In the company's wordsOn December 15, 2025, Post Holdings, Inc. (the “Company”) issued 6.50% senior notes due 2036 (the “New Notes”) at par in an aggregate principal amount of $1,300.0 million to certain persons reasonably believed to be qualified institutional buyers in reliance on Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”), and to certain non-U.S. persons in transactions outside of the United States in reliance on Regulation S under the Securities Act. The New Notes were issued pursuant to an Indenture (the “Indenture”) dated as of December 15, 2025 among the Company, the Company’s subsidiary guarantors from time to time party thereto and Computershare …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn December 17, 2025, the Company completed the previously announced redemption of all of its outstanding 5.50% senior notes due 2029 (the “2029 Notes”). The 2029 Notes redeemed were governed by that certain Indenture dated as of July 3, 2019, by and among the Company, each of the guarantors party thereto and Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association, Trustee, as supplemented by the First Supplemental Indenture dated as of February 19, 2021, the Second Supplemental Indenture dated as of September 14, 2022, the Third Supplemental Indenture dated as of May 19, 2023 and the Fourth Supplemental Indenture dated as of July 1, …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn December 2, 2025, Post Holdings, Inc. (the “Company”) announced that it provided conditional notice that it has elected to redeem its outstanding 5.50% senior notes due 2029 (the “2029 Notes”), having an aggregate outstanding principal amount of $1,235.0 million, in accordance with the terms of the Indenture dated as of July 3, 2019, by and among the Company, each of the guarantors party thereto and Computershare Trust Company, N.A., as successor to Wells Fargo Bank, National Association, Trustee, as supplemented by the First Supplemental Indenture dated as of February 19, 2021, the Second Supplemental Indenture dated as of September 14, 2022, the Third Supplemental …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Changed its company rules or financial year (Item 5.03)

Changes to the company's rules or the dates of its financial year.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Announced cost cutting or restructuring (Item 2.05)

Restructuring usually brings one-off costs now, aimed at lower costs later.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.