[Form 4] LOUISIANA-PACIFIC CORP Insider Trading Activity

Rhea-AI Filing Summary

Louisiana-Pacific Corporation's Chief Executive Officer and director William Bradley Southern reported multiple open-market sales of common stock. On January 14, 2026, he sold 3,449 shares at a weighted average price of $90.80, 48,088 shares at $91.66, 3,762 shares at $92.46, and 47 shares at $93.39. On January 15, 2026, he sold 3,788 shares at $92.21, 6,361 shares at $93.19, and 4,017 shares at $93.71.

The filing notes these sales occurred automatically under a Rule 10b5-1 trading plan adopted on August 27, 2025, meaning they were pre-scheduled rather than discretionary trades. After the reported transactions, Southern beneficially owns 489,215 shares of Louisiana-Pacific common stock, which includes 137 shares acquired through the company’s 2019 Employee Stock Purchase Plan since his last Form 4.

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).

X

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^*

Southern William Bradley

(Last) (First) (Middle)

1610 WEST END AVENUE

SUITE 200

(Street)

NASHVILLE TN 37203

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LOUISIANA-PACIFIC CORP [ LPX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/14/2026

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 Stock	01/14/2026		S		3,449(1)	D	$90.8(2)	555,278(8)	D
Common Stock	01/14/2026		S		48,088(1)	D	$91.66(3)	507,190	D
Common Stock	01/14/2026		S		3,762(1)	D	$92.46(4)	503,428	D
Common Stock	01/14/2026		S		47(1)	D	$93.39	503,381	D
Common Stock	01/15/2026		S		3,788(1)	D	$92.21(5)	499,593	D
Common Stock	01/15/2026		S		6,361(1)	D	$93.19(6)	493,232	D
Common Stock	01/15/2026		S		4,017(1)	D	$93.71(7)	489,215	D

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. The reported sale of shares occurred automatically pursuant to a Rule 10b5 -1 trading plan adopted by the reporting person on August 27, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.16 to $91.15, inclusive. The reporting person undertakes to provide to Louisiana-Pacific Corporation, any security holder of Louisiana-Pacific Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3), (4), (5), (6) and (7) to this Form 4.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.17 to $92.17, inclusive.

4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.19 to $93.165, inclusive.

5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.535 to $92.535, inclusive.

6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.54 to $93.54, inclusive.

7. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.545 to $94.015, inclusive.

8. Includes 137 shares acquired through Louisiana-Pacific Corporation's 2019 Employee Stock Purchase Plan since the reporting person's last Form 4 filing.

	/s/Nicole Daniel, Attorney in Fact	01/16/2026
	** 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).
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