OTHER INFORMATION
−Removed: None of our directors or officers adopted , modified or terminated a Rule 10b5-1 trading arrangement or a non-Rule 10b5-1 trading arrangement during the quarter ended September 30, 2025.
+Added: None of our directors or officers (as defined in Section 16 of the Exchange Act) adopted , modified or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement” (each as defined in Item 408 of Regulation S-K) during the quarter ended March 31, 2026.
Certifications of Chief Executive Officer Pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934.
12 unchanged sentences
LOUISIANA-PACIFIC CORPORATION
−Removed: November 5, 2025 B Y :
−Removed: Bradley Southern
−Removed: Bradley Southern
+Added: May 6, 2026 B Y :
Chief Executive Officer
−Removed: November 5, 2025 B Y :
+Added: May 6, 2026 B Y :
/s/ Alan J.M.
2 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.