Results of Operations and Financial Condition On August 3, 2026, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended June 30, 2026. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

Vice President, Corporate Controller and Chief Accounting Officer (PAO) — Greg Lucas: The company hired a new Vice President, Corporate Controller and Chief Accounting Officer.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information provided in

Entry into a Material Definitive Agreement. Fourth Amended and Restated Credit Agreement On May 27, 2026, Alamo Group Inc. (the “Company”), as the borrower, and each of its domestic subsidiaries as guarantors, entered into a Fourth Amended and Restated Credit Agreement (the “2026 Credit Agreement”) with Bank of America, N.A., as Administrative Agent. The 2026 Credit Agreement provides the Company with the ability to request loans and other financial obligations in an aggregate amount of up to…

Executive Vice President of the Vegetation Management Division — Richard H. Raborn: Richard H. Raborn is retiring from the Company on May 29, 2026.

Results of Operations and Financial Condition On May 4, 2026, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended March 31, 2026. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

Results of Operations and Financial Condition On March 2, 2026, Alamo Group Inc. issued a press release announcing, among other things, financial results for the fourth quarter and year ended December 31, 2025. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit. The information furnished in this report, including the exhibit, shall not be deemed to be incorporated by reference into any of…

Completion of Acquisition or Disposition of Assets. On December 10, 2025, Alamo Group Inc. (the “Company”), through Alamo Group (USA) Inc., a wholly-owned subsidiary of the Company, entered into a definitive Membership Interest Purchase Agreement ("Purchase Agreement") to acquire 100% of the equity interests in Petersen Industries, Inc. (“Petersen”). The total consideration for the purchase is approximately $166,500,000, subject to certain post-closing adjustments. On January 26, 2026, the Co…

Entry into a Material Definitive Agreement. On December 10, 2025, Alamo Group Inc. (the “Company”) issued a press release announcing that the Company, through Alamo Group (USA) Inc., a wholly-owned subsidiary of the Company, entered into a definitive Membership Interest Purchase Agreement ("Purchase Agreement") to acquire 100% of the equity interests in Petersen Industries, Inc. (“Petersen”). The total consideration for the purchase is approximately $166,500,000, subject to certain post-closi…

The filing discloses the adoption of a new deferred compensation plan and the termination of a prior retirement plan, which are compensatory arrangements rather than changes in officer or director status.

Results of Operations and Financial Condition On November 6, 2025, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended September 30, 2025. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

CEO — Robert P. Hureau: The filing announces the appointment of an external candidate as President and CEO, which is a significant management change but not a departure of a sitting executive.

Results of Operations and Financial Condition On August 6, 2025, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended June 30, 2025. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

Results of Operations and Financial Condition On May 8, 2025, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended March 31, 2025. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

Results of Operations and Financial Condition On February 27, 2025, Alamo Group Inc. issued a press release announcing, among other things, financial results for the fourth quarter and year ended December 31, 2024. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit. The information furnished in this report, including the exhibit, shall not be deemed to be incorporated by reference into an…

CEO — Jeffery A. Leonard: The CEO announced a planned retirement with a stated intent to appoint a successor, indicating an orderly succession rather than a sudden loss of leadership.

Director — Colleen Haley: The filing discloses the routine election of a new independent director to the board, which is a standard governance event and not a departure of a senior executive.

Chief Accounting Officer — Ian Eckert: The Principal Accounting Officer is resigning to pursue another opportunity, with the CFO assuming the role on an interim basis.

Results of Operations and Financial Condition On October 31, 2024, Alamo Group Inc., a Delaware corporation (the "Company"), issued a press release announcing, among other things, financial results for the quarter ended September 30, 2024. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit.

Other Events On October 31, 2024, the Company’s Board adopted a new stock repurchase program. The stock repurchase program authorizes the Company to repurchase up to an aggregate of $50 million of its outstanding common stock. The program authorizes purchases for a period of five (5) years, ending on October 30, 2029. Any purchases under the program will be made via open market transactions, negotiated block transactions or otherwise, including pursuant to a repurchase plan administered in ac…

CFO — Agnes Kamps: The filing primarily discloses compensatory arrangements (SERP inclusion and equity vesting acceleration) rather than a new management change, as the referenced retirement was previously disclosed.

Results of Operations and Financial Condition On July 31, 2024, Alamo Group Inc. issued a press release announcing, among other things, financial results for the quarter ended June 30, 2024. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit. The information furnished in this report, including the exhibit, shall not be deemed to be incorporated by reference into any of Alamo Group filings…

Executive Vice President — Michael A. Haberman: The filing announces the planned retirement of a senior divisional executive, which is an orderly succession event rather than a sudden loss or shock.

CFO — Richard J. Wehrle: The filing details the compensation acceleration and consulting agreement for the previously announced retirement of the CFO, representing an orderly succession rather than a sudden loss.

Results of Operations and Financial Condition On May 2, 2024, Alamo Group Inc. issued a press release announcing, among other things, financial results for the quarter ended March 31, 2024. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K. The foregoing description is qualified by reference to such exhibit. The information furnished in this report, including the exhibit, shall not be deemed to be incorporated by reference into any of Alamo Group filings…