• Donaldson Chairman, President and CEO Tod E. Carpenter exercised 3,032 employee stock options at $42.72 on Aug. 31, 2026.
• Carpenter sold 3,032 shares the same day at $91, cutting direct common-stock holdings to 298,699 shares.
• Employee stock options beneficially owned fell to 163,468 following the transaction.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Donaldson Co. Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000029644-26-000075), on September 01, 2026, and is solely responsible for the information contained therein.