 IDEAYA Biosciences, Inc. Nasdaq:IDYA today announced that it intends to offer and sell up to 60 million of shares of its common stock in an underwritten public offering. In addition, IDEAYA intends to grant the underwriters a 30-day option to purchase up to 9 million of shares of its common stock. The offering is subject to market and other 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. 