Devin W. Stockfish - 12 Feb 2026 Form 4 Insider Report for WEYERHAEUSER CO (WY)

Role: President and CEO, Director
Signature: /s/ Jose J. Quintana, Attorney-in-fact for Devin W. Stockfish
Issuer symbol: WY
Transactions as of: 12 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 17 Feb 2026, 18:35:35 UTC
Previous filing: 17 Dec 2025
Next filing: 03 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Stockfish Devin W	President and CEO, Director	220 OCCIDENTAL AVE SOUTH, SEATTLE	/s/ Jose J. Quintana, Attorney-in-fact for Devin W. Stockfish	17 Feb 2026	0001613252

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WY	Common	Award	$0	+111,419	+11%	$0.000000	1,136,280	12 Feb 2026	Direct	F1
transaction	WY	Common	Award	$0	+158,730	+14%	$0.000000	1,295,010	13 Feb 2026	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents shares earned pursuant to a previously granted performance share unit incentive award upon certification by the Issuer's compensation committee of performance measure achievement. In accordance with the award's terms and conditions, these shares will vest on March 1, 2026. The total earned shares reported herein include additional shares accrued during the performance period from dividend reinvestments.
F2	These shares were granted pursuant to a restricted stock unit award that vests in four equal annual installments beginning on March 1, 2027, and on each March 1st thereafter during the vesting period.

Content

Represents shares earned pursuant to a previously granted performance share unit incentive award upon certification by the Issuer's compensation committee of performance measure achievement. In accordance with the award's terms and conditions, these shares will vest on March 1, 2026. The total earned shares reported herein include additional shares accrued during the performance period from dividend reinvestments.

These shares were granted pursuant to a restricted stock unit award that vests in four equal annual installments beginning on March 1, 2027, and on each March 1st thereafter during the vesting period.