In California, the founder of Theranos corporation, former billionaire Elizabeth Holmes was found guilty of fraud.
A total of 11 charges were brought against her, of which she was acquitted of four.
A jury found the woman guilty of conspiracy to commit fraud using electronic means and on three counts of fraud against investors.
The verdict will be issued at a later date. Holmes can face up to 20 years in prison. The trial with dozens of witnesses lasted three months.