• Ecolab director Suzanne M. Vautrinot cut her stake to 11,651 shares following option-related activity and a sale.
• She exercised 2,000 non-employee stock options on May 22 at USD 125.67, lifting holdings to 13,651 shares.
• She disposed of 996 shares on May 22 at USD 252.27, then sold 1,004 shares on May 27 at USD 264.98.

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. Ecolab 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: 0001589791-26-000011), on May 27, 2026, and is solely responsible for the information contained therein.