• Tempus AI agreed to acquire Personalis through a two-step merger, leaving Personalis as an indirect wholly owned Tempus unit.
• The antitrust waiting period for the deal expired at 11:59 p.m. ET on Oct. 2, 2026.
• Tempus withdrew its initial filing on Aug. 31, 2026, then refiled on Sept. 2, 2026, restarting the 30-day clock.
• Closing now hinges on Personalis shareholder approval at a virtual meeting, with the date still to be set.

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. Personalis 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: 0001193125-26-415547), on October 06, 2026, and is solely responsible for the information contained therein.