Tempus Acquires Personalis

The acquisition of Personalis, Inc. (PSNL) by Tempus AI, Inc. (TEM) has been announced at a valuation of $1.5 billion, with PSNL shareholders receiving $16.25 per share. This represents a 6 % premium to Friday’s closing price and a 28 % premium to the 30‑day volume‑weighted average price. The transaction is structured as a 100 % stock deal, with Tempus having the option to pay up to 50 % of the consideration in cash, and is expected to close in late 2026 or early 2027 pending regulatory approval and shareholder consent.