BillionToOne (BLLN) stock slides 4% in thin year-end trade as investors look to January catalysts
BillionToOne shares fell 4% to $81.61 in thin trading on the last day of 2025, underperforming diagnostics peers. The company last reported third-quarter revenue of $83.5 million, up 117% year over year, and forecast full-year revenue of $293 million to $299 million. No new company disclosures appeared Wednesday. Management is set to present at the J.P. Morgan Healthcare Conference on Jan. 12.