FREMONT, Calif. / Nov 18, 2025 / Business Wire / Personalis, Inc. (Nasdaq: PSNL), a leader in advanced genomics for precision oncology, announced today that its management team will be attending the Piper Sandler 37^th Annual Healthcare Conference on Tuesday, December 2, 2025 at the Lotte New York Palace in New York, NY.

About Personalis, Inc.

At Personalis, we are transforming the active management of cancer through breakthrough personalized testing. We aim to drive a new paradigm for cancer management, guiding care from biopsy through the life of the patient. Our highly sensitive assays combine tumor-and-normal profiling with proprietary algorithms to deliver advanced insights even as cancer evolves over time. Our products are designed to detect minimal residual disease (MRD) and recurrence at the earliest timepoints, enable selection of targeted therapies based on ultra-comprehensive genomic profiling, and enhance biomarker strategy for drug development. Personalis is based in Fremont, California. To learn more, visit www.personalis.com and connect with us on LinkedIn and X (Twitter).