Open-market purchases and sales reported on SEC Forms 4 and 5, with each filing and its footnotes.
Since Oct 4, 2025
Transactions
30
Purchases
2
Sales
28
Purchase value
$1.96M
Sale value
$15.35M
Values are shares multiplied by reported price when both were supplied, each trade counted once however many filers reported it.
Bruce Lizanne MDirector
4
Filed Jun 16, 2026Period of report Jun 15, 20260001193125-26-272584
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
SaleJun 15, 2026
Common StockF1
1,141
$78.21
$89.24K
17,895
Direct
Filing footnotes · 2
F1Includes 7 shares representing the credit of dividend equivalents on outstanding restricted stock units since the reporting person's last Form 4 filing.
F2Represents shares transferred to the reporting person's ex-spouse pursuant to a divorce decree. The securities owned by the ex-spouse are not beneficially owned by the reporting person.
Filed Mar 11, 2026Period of report Mar 10, 20260001193125-26-102365
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
SaleMar 10, 2026
Common StockF1
1,300
$78.59
$102.17K
17,160
Direct
Grasberger F Nicholas IIIDirector
4
Filed Feb 23, 2026Period of report Feb 19, 20260001193125-26-064500
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
PurchaseFeb 19, 2026
Common StockF1F2
20,000
$85.49
$1.71M
38,954
Southern William BradleyDirector · Chief Executive Officer
4Rule 10b5-1 plan disclosed
Filed Feb 18, 2026Period of report Feb 17, 20260001193125-26-057615
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
Southern William BradleyDirector · Chief Executive Officer
4Rule 10b5-1 plan disclosed
Filed Feb 4, 2026Period of report Feb 2, 20260001193125-26-037007
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
Southern William BradleyDirector · Chief Executive Officer
4Rule 10b5-1 plan disclosed
Filed Jan 16, 2026Period of report Jan 14, 20260001193125-26-014968
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
Southern William BradleyDirector · Chief Executive Officer
4Rule 10b5-1 plan disclosed
Filed Dec 17, 2025Period of report Dec 15, 20250001193125-25-322396
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
Macadam Stephen E.Director
4
Filed Nov 12, 2025Period of report Nov 7, 20250001193125-25-277396
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
PurchaseNov 7, 2025
Common StockF1
3,200
$78.06
$249.79K
41,149
Direct
P and S transaction codes only. Grants, gifts, option exercises, tax withholding, and Form 144 notices are not counted as purchases or sales. A row whose filed price fails a plausibility check, or that is not common stock, is listed but left out of the values; a trade reported by several filers is counted once.
Filing footnotes · 1
F1Includes 9 shares reflecting the credit of dividend equivalents on outstanding restricted stock units since the reporting person's last Form 4 filing.
F1The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $85.28 to $85.52, 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 purchased at each separate price within the range set forth in this footnote.
F2Includes 51 shares reflecting the credit of dividend equivalents on outstanding restricted stock units and deferred stock units ("DSUs") since the reporting person's last Form 4 filing. Total reflects 3,842 DSUs held by the reporting person (including additional DSUs credited as dividend equivalents).
F1The reported sale of shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 27, 2025.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.65 to $87.55, 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), (7), (8) and (9) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.965 to $88.965, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.99 to $89.98, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.995 to $90.35, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.45 to $87.43, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.465 to $88.465, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.47 to $89.47, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.48 to $90.01, inclusive.
F1The reported sale of shares occurred automatically pursuant to a Rule 10b5 -1 trading plan adopted by the reporting person on August 27, 2025.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.51, 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), (7), (8) and (9) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.255 to $86.235, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.27 to $87.265, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.29 to $88.29, inclusive
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.30 to $89.295, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.33 to $90.33, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.395 to $91.17, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.41 to $91.54, inclusive.
F1The reported sale of shares occurred automatically pursuant to a Rule 10b5 -1 trading plan adopted by the reporting person on August 27, 2025.
F2The 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.
F3The 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.
F4The 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.
F5The 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.
F6The 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.
F7The 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.
F8Includes 137 shares acquired through Louisiana-Pacific Corporation's 2019 Employee Stock Purchase Plan since the reporting person's last Form 4 filing.
F1The reported sale of shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 27, 2025.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.77 to $86.71, 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) and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.95 inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in two transactions at prices ranging from $86.03 to $86.05 inclusive.
F1Includes 53 shares reflecting the credit of dividend equivalents on outstanding restricted stock units and deferred stock units ("DSUs") since the reporting person's last Form 4 filing. Total includes 7,468 DSUs held by the reporting person (including additional DSUs credited as dividend equivalents).
