Alto Ingredients, Inc. 10-Q

ITEM 5. OTHER INFORMATION. During the three months ended March 31, 2026, none of our directors or officers (as defined in Rule 16a-1(f) of the Securities Exchange Act of 1934, as amended) informed us of the adoption or termination of a Rule 10b5-1 trading arrangement or non-Rule 10b5-1 trading arrangement (as such terms are defined in Item 408 of Regulation S-K of the Securities Act of 1933, as amended). - 44 - ITEM 6. EXHIBITS. Exhibit Number Description 31.1 Certifications Required by Rule 13a-14(a) of the Securities Exchange Act of 1934, as amended, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (*) 31.2 Certifications Required by Rule 13a-14(a) of the Securities Exchange Act of 1934, as amended, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (*) 32.1 Certification of Chief Executive Officer and Chief Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (*) 101.INS XBRL Instance Document (*) 101.SCH XBRL Taxonomy Extension Schema (*) 101.CAL XBRL Taxonomy Extension Calculation Linkbase (*) 101.DEF XBRL Taxonomy Extension Definition Linkbase (*) 101.LAB XBRL Taxonomy Extension Label Linkbase (*) 101.PRE XBRL Taxonomy Extension Presentation Linkbase (*) 104 Cover Page Interactive Data File (formatted as Inline XBRL with applicable taxonomy extension information contained in Exhibits 101) (*) (*) Filed herewith. - 45 - SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. ALTO INGREDIENTS, INC. Dated: May 8, 2026 By: /S/ ROBERT R. OLANDER Robert R. Olander Chief Financial Officer (Principal Financial and Accounting Officer) - 46 -