[Form 4] Weyerhaeuser Company Insider Trading Activity

Rhea-AI Filing Summary

Sara Grootwassink Lewis, identified as a director of Weyerhaeuser Company (WY), reported a purchase of common stock on 08/11/2025. The Form 4 shows an acquisition of 4,000 shares at a reported price of $25.285 per share. After the reported transaction she is shown as directly beneficially owning 21,478 shares. The filing also reports indirect holdings: 4,096 shares held by a trust (reclassified from direct ownership), an additional 7,987 shares held by trust, and 45 shares held in an IRA. The disclosure is limited to non-derivative common stock activity and a reclassification of certain shares to trusts and an IRA, with no derivative transactions disclosed.

Positive

• Director Sara Grootwassink Lewis reported a non-derivative purchase of 4,000 common shares at $25.285, increasing her direct stake.
• Filing discloses ownership structure clearly, including reclassification of 4,096 shares to a trust and identification of trust and IRA holdings (7,987 and 45 shares).

Negative

• None.

Insights

Securities Analyst

TL;DR: Director purchased 4,000 WY shares at $25.285; modest size and includes reclassification to trusts and an IRA.

The Form 4 reports a straightforward non-derivative acquisition: 4,000 common shares bought at $25.285 on 08/11/2025. The filing also documents a reclassification of 4,096 shares from direct ownership to indirect ownership by a trust, plus additional indirect holdings of 7,987 shares by trust and 45 shares in an IRA. These changes are transparency items required under Section 16 and do not disclose any derivative activity or changes to executive role. The purchase size appears limited in isolation and the filing provides no commentary on intent or plan.

Corporate Governance Expert

TL;DR: Governance disclosure shows routine insider purchase and ownership reclassification; no governance concerns flagged.

The report identifies the reporting person as a director and details both a purchase and internal reclassification of holdings to trusts and an IRA. The explanation lines clarify that 4,096 shares previously held directly are now held indirectly by trust, which is a common estate or wealth-management action. The Form 4 does not indicate any unusual compensation, sales, or derivative transactions. From a governance perspective, the submission satisfies Section 16 disclosure requirements without revealing material corporate governance issues.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lewis Sara Grootwassink

(Last) (First) (Middle)

220 OCCIDENTAL AVE SOUTH

(Street)

SEATTLE WA 98104

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WEYERHAEUSER CO [ WY ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/11/2025

4. If Amendment, Date of 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

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
Common	08/11/2025		P		4,000	A	$25.285	21,478(1)	D
Common								4,096(2)	I	By Trust
Common								7,987	I	By Trust
Common								45	I	By IRA

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Excludes 4,096 shares previously owned directly and currenlty owned indirectly by trust.

2. Includes 4,096 shares ppreviously owned directly and currenlty owned indirectly by trust.

	/s/ Jose J. Quintana, Attorney-in-fact for Sara Grootwassink Lewis	08/13/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did WY director Sara Grootwassink Lewis report on Form 4?

The Form 4 reports a purchase of 4,000 common shares of Weyerhaeuser at a price of $25.285 per share on 08/11/2025.

How many Weyerhaeuser shares does Sara Grootwassink Lewis beneficially own after the transaction?

Following the reported transaction she directly beneficially owns 21,478 shares, with additional indirect holdings of 4,096, 7,987 (trusts) and 45 (IRA).

Did the Form 4 disclose any derivative transactions for WY?

No. Table II shows no derivative securities; the filing only reports non-derivative common stock transactions.

Was any reclassification of shares reported in the Form 4 for WY?

Yes. The filing explains that 4,096 shares were reclassified from direct ownership to indirect ownership by a trust.

What is the reporting person's relationship to Weyerhaeuser?

The report identifies Sara Grootwassink Lewis as a Director of Weyerhaeuser Company (WY).