SONOCO PRODUCTS CO 10-Q

Item 5. Other Information. Insider Trading Arrangements During the three months ended March 30, 2025 , none of the Company’s officers or directors adopted or terminated any contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or any non-Rule 10b5-1 trading arrangement. 60 SONOCO PRODUCTS COMPANY Item 6. Exhibits. Exhibit Index 2.1* Share and Asset Purchase Agreement, dated as of December 18, 2024, by and between Sonoco Products Company and TOPPAN Holdings Inc. (incorporated by reference to Exhibit 2.1 to the Registrant’s Form 8-K filed December 18, 2024) 10.1 Separation Agreement dated January 3, 2025, by and between Robert R. Dillard and Sonoco Products Company 3.1 Restated Articles of Incorporation, as amended April 21, 2022 (incorporated by reference to Exhibit 3.1 to the Registrant’s Form 8-K filed April 22, 2022) 3.2 By-Laws of Sonoco Products Company, as amended October 17, 2023 (incorporated by reference to Exhibit 3.2 to the Registrant’s Form 8-K, filed October 19, 2023) 31 Certifications of Chief Executive Officer and Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 and 17 C.F.R. 240.13a-14(a) 32 Certification of Chief Executive Officer and Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and 17 C.F.R. 240.13a-14(b) 101.INS XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document 101.SCH XBRL Taxonomy Extension Schema Document 101.CAL XBRL Taxonomy Extension Calculation Linkbase Document 101.DEF XBRL Taxonomy Extension Definition Linkbase Document 101.LAB XBRL Taxonomy Extension Label Linkbase Document 101.PRE XBRL Taxonomy Extension Presentation Linkbase Document 104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101) * Certain schedules and attachments have been omitted pursuant to Item 601(a)(5) of Regulation S-K. The Company agrees to provide, on a supplemental basis, a copy of any omitted schedules and attachments to the Securities and Exchange Commission or its staff upon request. 61 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Quarterly Report on Form 10-Q to be signed on its behalf by the undersigned thereunto duly authorized. SONOCO PRODUCTS COMPANY (Registrant) Date: May 2, 2025 By: /s/ Jerry A. Cheatham Jerry A. Cheatham Interim Chief Financial Officer (principal financial officer) /s/ Aditya Gandhi Aditya Gandhi Chief Accounting Officer (principal accounting officer)