This copy is for your personal, non-commercial use only. To order presentation-ready copies for distribution to your colleagues, clients or customers visit http://www.djreprints.com. Starboard Value amassed a 9% stake in the cloud-based company, according to a regulatory filing after the close of trading on Friday. While the activist hedge fund didn’t lay out any specific goals for the company, it said it believed shares were “undervalued” and an “attractive investment opportunity.”