SON

son-202602160000091767false00000917672026-02-162026-02-16

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 16, 2026

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On February 16, 2026, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter and year ended December 31, 2025. The Company also provided guidance for the full year 2026. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's Fourth Quarter and Full Year 2025 Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 17, 2026By:/s/ Paul Joachimczyk Paul Joachimczyk Chief Financial Officer

son-202510220000091767false00000917672025-10-222025-10-22

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 22, 2025

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On October 22, 2025, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended September 28, 2025. The Company also provided guidance for the full year 2025. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2025 Third Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: October 22, 2025By:/s/ Paul Joachimczyk Paul Joachimczyk Chief Financial Officer

son-202507230000091767false00000917672025-07-232025-07-23

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 23, 2025

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On July 23, 2025, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended June 29, 2025. The Company also provided guidance for the full year 2025. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2025 Second Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: July 23, 2025By:/s/ Jerry A. Cheatham Jerry A. Cheatham Interim Chief Financial Officer

son-202504290000091767false00000917672025-04-292025-04-29

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 29, 2025

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On April 29, 2025, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended March 30, 2025. The Company also provided guidance for the full year 2025. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2025 First Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: April 29, 2025By:/s/ Jerry A. Cheatham Jerry A. Cheatham Interim Chief Financial Officer

son-202502180000091767false00000917672025-02-182025-02-18

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 18, 2025

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Explanatory Note

Sonoco Products Company (the "Company") is filing this Current Report on Form 8-K/A (this "Amended Report") to amend Item 2.02 of its Current Report on Form 8-K filed on February 18, 2024 (the "Original Report"). This Amended Report relates to the correction of an error in the news release attached as Exhibit 99.1 to the Original Report, which required the following correction to information on page 5 of such news release, titled "Guidance": the revised "Cash flow from operating activities" for the Full-Year 2025 should be "$800 million to $900 million." Other than correction of the error discussed in this Current Report on Form 8-K/A, no other changes have been made to the Original Report or the news release furnished therewith.

Item 2.02    Results of Operations and Financial Condition.

On February 18, 2025, the Company issued a news release reporting its financial results for the quarter and year ended December 31, 2024. The Company also provided guidance for the full year 2025. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Corrected Registrant's 2024 Fourth Quarter and Full Year Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 18, 2025By:/s/ Jerry A. Cheatham Jerry A. Cheatham Interim Chief Financial Officer

son-202502180000091767false00000917672025-02-182025-02-18

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 18, 2025

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On February 18, 2025, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter and year ended December 31, 2024. The Company also provided guidance for the full year 2025. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2024 Fourth Quarter and Full Year Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 18, 2025By:/s/ Jerry A. Cheatham Jerry A. Cheatham Interim Chief Financial Officer

son-202410310000091767false00000917672024-10-312024-10-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 31, 2024

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(IRS Employer Identification No.)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On October 31, 2024, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended September 29, 2024. The Company also provided guidance for the fourth quarter and full year 2024. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2024 Third Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: October 31, 2024By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202407310000091767false00000917672024-07-312024-07-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 31, 2024

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On July 31, 2024, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended June 30, 2024. The Company also provided guidance for the third quarter and full year 2024. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2024 Second Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: July 31, 2024By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202404300000091767false00000917672024-04-302024-04-30

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 30, 2024

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction of incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(Zip Code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On April 30, 2024, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended March 31, 2024. The Company also provided guidance for the second quarter and full year 2024. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2024 First Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: April 30, 2024By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202402140000091767false00000917672024-02-142024-02-14

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 14, 2024

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On February 14, 2024, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter and year ended December 31, 2023. The Company also provided guidance for the first quarter and full year 2024. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2023 Fourth Quarter and Full Year Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 14, 2024By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202310310000091767false00000917672023-10-312023-10-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 31, 2023

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On October 31, 2023, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended October 1, 2023. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2023 Third Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: October 31, 2023By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202307310000091767false00000917672023-07-312023-07-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 31, 2023

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stock SONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On July 31, 2023, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended July 2, 2023. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2023 Second Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: July 31, 2023By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202305010000091767false00000917672023-05-012023-05-01

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 1, 2023

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On May 1, 2023, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter ended April 2, 2023. The Company also raised guidance for full year 2023. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2023 First Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: May 1, 2023By:/s/Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-202302080000091767false00000917672023-02-082023-02-08

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 8, 2023

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On February 8, 2023, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter and year ended December 31, 2022. The Company also provided guidance for full year 2023. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2022 Fourth Quarter and Full Year Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 8, 2023By:/s/Aditya Gandhi Aditya Gandhi Vice President and Chief Accounting Officer

son-20221031October 31, 2022South Carolina57-02484200000091767false00000917672022-10-312022-10-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 31, 2022

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

Incorporated under the lawsI.R.S. Employer Identification of South Carolina No. 57-0248420

1 N. Second St. Hartsville, South Carolina 29550 Telephone: 843/383-7000 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On October 31, 2022, Sonoco Products Company issued a news release reporting the financial results of the Company for the quarter ended October 2, 2022. A copy of the release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2022 Third Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: October 31, 2022By:/s/ Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-20220721July 21, 2022South Carolina57-02484200000091767false00000917672022-07-212022-07-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 21, 2022

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

Incorporated under the lawsI.R.S. Employer Identification of South Carolina No. 57-0248420

1 N. Second St. Hartsville, South Carolina 29550 Telephone: 843/383-7000 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On July 21, 2022, Sonoco Products Company issued a news release reporting the financial results of the Company for the quarter ended July 3, 2022. A copy of the release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2022 Second Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: July 21, 2022By:/s/ Robert R. Dillard Robert R. Dillard Chief Financial Officer

son-20220421April 21, 2022South Carolina57-02484200000091767false00000917672022-04-212022-04-2100000917672021-10-212021-10-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 21, 2022

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

Incorporated under the lawsI.R.S. Employer Identification of South Carolina No. 57-0248420

1 N. Second St. Hartsville, South Carolina 29550 Telephone: 843/383-7000 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On April 21, 2022, Sonoco Products Company issued a news release reporting the financial results of the Company for the quarter ended April 3, 2022, and shortly thereafter issued a corrective release to correct a typographical error. A copy of the corrected release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2022 First Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: April 21, 2022By:/s/ Julie C. Albrecht Julie C. Albrecht Vice President and Chief Financial Officer

son-202202100000091767false00000917672022-02-102022-02-10

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 10, 2022

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

South Carolina 57-0248420

(State or other jurisdiction or incorporation)(I.R.S. Employer Identification Number)

1 N. Second St. Hartsville, South Carolina 29550 (Address of principal executive offices)(zip code) Telephone: (843) 383-7000 (Registrant's telephone number, including area code) (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On February 10, 2022, Sonoco Products Company (the "Company") issued a news release reporting its financial results for the quarter and year ended December 31, 2021. The Company also provided guidance for full year 2022. A copy of that release is attached as an exhibit hereto.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits Exhibit No.Description of Exhibit 99Registrant's 2021 Fourth Quarter and Full Year Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: February 10, 2022By:/s/ Julie C. Albrecht Julie C. Albrecht Vice President and Chief Financial Officer

son-202110210000091767false00000917672021-10-212021-10-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 21, 2021

SONOCO PRODUCTS COMPANY

Commission File No. 001-11261

Incorporated under the lawsI.R.S. Employer Identification of South Carolina No. 57-0248420

1 N. Second St. Hartsville, South Carolina 29550 Telephone: 843/383-7000 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading symbol(s)Name of each exchange on which registered No par value common stockSONNew York Stock Exchange, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company    ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards pursuant to Section 13(a) of the Exchange Act. ☐

Section 2 - Financial Information Item 2.02    Results of Operations and Financial Condition.

On October 21, 2021, Sonoco Products Company issued a news release reporting the financial results of the Company for the quarter ended October 3, 2021. A copy of that release is attached as an exhibit hereto.

Section 9 - Financial Statements and Exhibits Item 9.01    Financial Statements and Exhibits.

(d) Exhibits

Exhibit Index 99Registrant's 2021 Third Quarter Earnings Release

104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURE

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 hereunto duly authorized.

SONOCO PRODUCTS COMPANY

Date: October 21, 2021By:/s/ Julie C. Albrecht Julie C. Albrecht Vice President and Chief Financial Officer