Personalis, Inc. (Nasdaq: PSNL), a leader in advanced genomics for population sequencing and cancer, today announced that it has commenced an underwritten public offering of $150.0 million of its common stock. In addition, Personalis expects to grant the underwriters a 30-day option to purchase up to an additional $22.5 million of common stock on the same terms and conditions.

The offering is subject to market conditions, and there can be no assurance as to whether or when the offering may be completed or as to the actual size or terms of the offering.

Morgan Stanley, BofA Securities, Citigroup and Cowen are acting as joint book-running managers. BTIG is acting as co-manager.