Sec Form 3 Filing - MASON JIMMY EARL @ LOUISIANA-PACIFIC CORP - 2022-02-28

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person MASON JIMMY EARL 2. Issuer Name and Ticker or Trading Symbol LOUISIANA-PACIFIC CORP [ LPX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP & General Manager of OSB (Last) (First) (Middle) 414 UNION STREET 3. Date of Earliest Transaction (MM/DD/YY) 02/28/2022 (Street) NASHVILLE, TN37219 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 11,042( 1 ) D Common Stock 1,363 I By 401(k) Plan

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Performance Stock Unit( 2 ) $ 0 ( 3 ) ( 3 ) Common Stock 2,685( 3 ) D Performance Stock Unit( 2 ) $ 0 ( 4 ) ( 4 ) Common Stock 1,903( 4 ) D Performance Stock Unit( 2 ) $ 0 ( 5 ) ( 5 ) Common Stock 1,180( 5 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MASON JIMMY EARL 414 UNION STREET NASHVILLE, TN37219 EVP & General Manager of OSB Signatures /s/ Nicole Daniel, Attorney-in-Fact for Jimmy Earl Mason 03/09/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes shares underlying restricted stock unit awards granted pursuant to the 2013 Omnibus Stock Award Plan, as amended (the "2013 Plan"), of Louisiana-Pacific Corporation (the "Issuer") as follows: 2,604 restricted stock units granted 2/6/2020, with the remaining 868 units vesting on 2/6/2023; 1,882 restricted stock units granted 2/12/2021, with the remaining 1,254 units vesting equally on 2/12/2023 and 2/12/2024; and 1,180 restricted stock units granted 2/10/2022 vesting ratably over three years beginning on the first anniversary of the grant date. Additionally, includes dividend shares accrued on outstanding restricted stock units of 40.82 and 57 shares acquired through the Issuer's Employee Stock Purchase Plan. ( 2 )Performance stock unit awards granted pursuant to the 2013 Plan which vest upon achievement of related performance objectives. Each performance stock unit converts into the number of shares of the Issuer's common stock by applying a payout factor to the target number of shares vesting on a given date. The payout factor can be from 0 to 200% depending on performance realized. Reported herein using the target number of shares (100% payout) for each award. ( 3 )2,604 performance shares granted on 2/6/2020 tied to a three-year performance period ending December 31, 2022, which vest on 2/6/2023 or such later date as the administrator of the 2013 Plan makes a determination as to achievement of the related performance objectives. Includes dividend shares accrued on such award of 80.52. ( 4 )1,882 performance shares granted on 2/12/2021 tied to a three-year performance period ending December 31, 2023, which vest on 2/12/2024 or such later date as the administrator of the 2013 Plan makes a determination as to achievement of the related performance objectives. Includes dividend shares accrued on such award of 20.98. ( 5 )1,180 performance shares granted on 2/10/2022 tied to a three-year performance period ending December 31, 2024, which vest on 2/10/2025 or such later date as the administrator of the 2013 Plan makes a determination as to achievement of the related performance objectives.

Remarks: Exhibit Index: Exhibit 24 - Power of Attorney for Jimmy Earl Mason dated February 22, 2022

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