Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Haynes Ernest D III 2. Issuer Name and Ticker or Trading Symbol SONOCO PRODUCTS CO [SON] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Pres. Consumer Pkg Americas (Last) (First) (Middle) ONE NORTH SECOND ST, P O BOX 160 3. Date of Earliest Transaction (Month/Day/Year) 11/01/2026 (Street) HARTSVILLE, SC 29551-0160 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Dividend Equivalents on Restricted Stock Units

$ 0 (1)

11/01/2026

F

9

(2)

(3)

Common Stock

9

$49.96

998.5

D

Restricted Stock Units

$ 0 (4)

11/01/2026

F

60

11/01/2026(5)

11/01/2036

Common Stock

60

$49.96

1,650

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Haynes Ernest D III ONE NORTH SECOND ST P O BOX 160 HARTSVILLE, SC 29551-0160			Pres. Consumer Pkg Americas

Signatures

By: Elizabeth R. Kremer - Power of Attorney for Ernest D. Haynes		11/03/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Each share of Dividend equivalents on Restricted Stock units is the economic equivalent of one share of Sonoco Products Company common stock
(2)	Each share of Dividend Equivalents on Restricted Stock Unit is the equivalent of one share of Sonoco Products Company common stock. The shares were cashed out to account for withholding taxes.
(3)	Each share of Dividend Equivalents on Restricted Stock Unit is the equivalent of one share of Sonoco Products Company common stock. The shares will be settled upon the reporting person's retirement or other termination of service.
(4)	Each restricted stock unit represents a contingent right to receive one share of Sonoco Products Company common stock.
(5)	The restricted stock units vest 3 years from date of grant. Vested shares will be paid to the reporting person six months following retirement or termination of service.

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