• Glenbrook Capital Management, a more-than-10% owner of SenesTech, reported open-market purchases totaling 32,120 common shares.
• The buys were executed at prices ranging from USD 1.59 to USD 1.72 per share.
• Indirect beneficial ownership rose to 925,755 shares following the transactions.
• The filing was signed by John David Kessler, director.

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. SenesTech 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: 0000902664-26-002558), on May 18, 2026, and is solely responsible for the information contained therein.