NEW YORK (GenomeWeb) – Ariosa Diagnostics has priced its planned initial public offering of 3.5 million shares.

In an amended Form S-1 filed with the US Securities and Exchange Commission on Thursday, the company priced its common shares at a range of $16 to $18 per share. At the $17 midpoint price, the offering would bring in net proceeds of $52.3 million, the San Jose, Calif.-based non-invasive prenatal testing firm said.