Donald P. Devlin - 01 Mar 2026 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
Issuer symbol: SLVM
Transactions as of: 01 Mar 2026
Net transactions value: -$35,597
Form type: 4
Filing time: 03 Mar 2026, 16:50:43 UTC
Previous filing: 27 Jan 2026
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	03 Mar 2026	0002068080

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLVM	Common Stock	Award	$0	+11,191	+60%	$0.000000	29,756	01 Mar 2026	Direct	F1
transaction	SLVM	Common Stock	Tax liability	$35,597	-769	-2.6%	$46.30	28,987	01 Mar 2026	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The reported securities represent time-based restricted stock units ("RSUs") that settle one-for-one in common stock upon vesting. The RSUs will vest, subject to the reporting person's continued service, one-third on each of March 1, 2027, March 1, 2028, and March 1, 2029. Accelerated vesting of a prorated number of RSUs would occur, based upon length of service during the RSU vesting period and subject to the RSU award terms and conditions, upon employment termination resulting in severance rights, resulting from a business divestiture, or due to death, disability or retirement.
F2	Represents shares withheld for taxes in connection with vesting of RSUs, rounded to four decimal places. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

Content

The reported securities represent time-based restricted stock units ("RSUs") that settle one-for-one in common stock upon vesting. The RSUs will vest, subject to the reporting person's continued service, one-third on each of March 1, 2027, March 1, 2028, and March 1, 2029. Accelerated vesting of a prorated number of RSUs would occur, based upon length of service during the RSU vesting period and subject to the RSU award terms and conditions, upon employment termination resulting in severance rights, resulting from a business divestiture, or due to death, disability or retirement.

Represents shares withheld for taxes in connection with vesting of RSUs, rounded to four decimal places. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).