Commission file number 0-21220ALAMO GROUP INC. (Exact name of registrant as specified in its charter) 74-1621248 (I.R.S. Employer Identification Numb 830-379-1480 Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of theSecurities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required tofile such reports), and (2) has been subject to such filing requirements for the past 90 days.Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to besubmitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, asmaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” Large accelerated filer If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transitionperiod for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of theExchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☐No☒ At April24, 2026, 12,168,343 shares of common stock, $.10 par value, of the registrant were outstanding. Alamo Group Inc. and SubsidiariesInterim Condensed Consolidated Balance Sheets(Unaudited) See accompanying notes. 1.Basis of Financial Statement Presentation General The accompanying unaudited interim condensed consolidated financial statements of Alamo Group Inc. and itssubsidiaries (the “Company”) have been prepared in accordance with U.S. generally accepted accounting principles (“GAAP”)for interim financial information and with the instructions to Form 10-Q and Article 10 of Regulations S-X.Accordingly, they donot include all of the information and footnotes required by U.S. GAAP for complete financial statements.In the opinion ofmanagement, all adjustments (consisting of normal recurring accruals) considered necessary for a fair presentation have beenincluded.Operating results for the periods presented are not necessarily indicative of the results that may be expected for the Accounting Pronouncements Not Yet Adopted In November 2024, the FASB issued ASU No. 2024-03, Expense Disaggregation Disclosures (Subtopic 220-40). The ASUrequires disaggregated Income Statement Expenses. The ASU is effective for annual periods beginning after December 15,2026, and interim reporting periods within annual reporting periods beginning after December 15, 2027. Early adoption is also 2. Business CombinationsOn January 26, 2026, the Company acquired 100% of the outstanding membership interest in Petersen Industries, LLC (“Petersen”) for approximately $166.5million. The purchase price, which is subject to customary post-closing adjustments,was financed with a combination of cash on hand and availability under the Company's credit facility. The Company hasengaged valuation specialists to use the income approach to value intangibles. However, the valuation estimates used are still On October 31, 2025, the Company acquired certain UK assets of GreenMech Ltd. (GreenMech), and 100% of the issuedand outstanding equity capital of GreenMech subsidiaries in France and Germany. GreenMech is a manufacturer ofwoodchippers and tree care equipment. The acquisition price was approximately £2.6million (about USD $3.6million). TheCompany completed its review of the valuation of the purchase price allocation for GreenMechduring the fourth quarter of 2025. The Company has included the operating results ofGreenMechin itsconsolidated financial statements since the date of acquisition; these results are considered immaterial. On June 30, 2025, the Company acquired 100% of the issued and outstanding equity capital of Ring-O-Matic, LLC.(“Ring-O-Matic”). Ring-O-Matic is a leading manufacturer of trailer-mounted and truck-mounted vacuum excavators andexcavation systems. The primary reason for the Ring-O-Matic acquisition was to acquire business operations in an adjacentmarket, trailer-mounted vacuum excavators, where the Company sees compelling future opportunities. The acquisition price 3. Accounts Receivable Accounts receivable is shown net of sales discounts and the allowance for credit losses. At March31, 2026 the Company had $12.7 million in reserves for sales discounts compared to $10.7 million atDecember31, 2025 related to products shipped to our customers under various promotional programs. 4.Inventories Inventories are stated at the lower of cost or net realizable value. Net inventories consist of the following: Inventory obsolescence reserves were $18.8 million at March31, 2026 and $19.8 million at December31, 2025. 5. Rental Equipmen