A federal judge has finalized a judgment ordering pharma giant Guardant Health to pay more than $245 million to Seattle-based biotech startup TwinStrand Biosciences and the University of Washington for willfully infringing on patented DNA sequencing technology. The final order, entered in the U.S.

TwinStrand Biosciences Announces Final Judgment in Patent Infringement Suit Against Guardant Health, Awarding TwinStrand and the University of Washington More Than $245.2 Million…

Guardant Health stock tumbled Monday after losing a patent battle against privately held TwinStrand Biosciences.