Oracle co-CEO Mark Hurd, who led two Silicon Valley giants, has died at 62. Oracle confirmed his death Friday, but gave no cause. Hurd was on medical leave, which Oracle announced in September .

During his career, Hurd ran both Oracle and computer and printer maker Hewlett-Packard. Hurd joined Oracle as co-president in 2010 a month after leaving HP. He resigned from HP following accusations of sexual harassment by a female contract worker.