Donald P. Devlin - Oct 17, 2025 Form 4 Insider Report for Sylvamo Corp (SLVM)

Role: SVP Chief Financial Officer
Signature: /s/ Maria St. John Daugherty, attorney in fact for Donald P. Devlin
Stock symbol: SLVM
Transactions as of: Oct 17, 2025
Transactions value $: $8,432
Form type: 4
Date filed: 10/20/2025, 02:28 PM
Previous filing: Jul 31, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Devlin Donald P.	SVP Chief Financial Officer	C/O SYLVAMO CORPORATION, 6077 PRIMACY PARKWAY, MEMPHIS	/s/ Maria St. John Daugherty, attorney in fact for Donald P. Devlin	2025-10-20	0002068080

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	SLVM	Dividend Equivalent Units	Award	$8.43K	+201	+115.66%	$42.00	374	Oct 17, 2025	Common Stock	201		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Consists of dividend equivalent units ("DEUs") accrued on restricted stock units ("RSUs") previously granted to the Reporting Person. The DEUs will vest and be settled on the same terms and conditions as the original RSUs to which they relate. Each DEU represents the right to receive, subject to vesting, one share of Sylvamo Corporation common stock. The number of DEUs has been rounded to 4 decimal points.

Content

Consists of dividend equivalent units ("DEUs") accrued on restricted stock units ("RSUs") previously granted to the Reporting Person. The DEUs will vest and be settled on the same terms and conditions as the original RSUs to which they relate. Each DEU represents the right to receive, subject to vesting, one share of Sylvamo Corporation common stock. The number of DEUs has been rounded to 4 decimal points.