CKE's Employees bought 1.62 million shares at $0.50 in 2016 About who bought and who sold recently or not so recently, so more info about the shareholders of CKE:
" Effective July 1, 2010, we adopted the ESSP. The purpose of the ESSP is to make available to our permanent employees a means of acquiring, through regular payroll deductions and our additional contribution, common shares so that the employee can benefit from the growth in our share value. All permanent employees, including executive officers, are eligible to participate in the ESSP three months after the date of hire. Participation is voluntary and eligible participants may contribute, by semi-monthly payroll deductions, up to 8% of their regular salary.
During the year ended December 31, 2016, an aggregate of 1,615,491 common shares were purchased in the open market pursuant to the ESSP at an average price of approximately $0.50 per share. "
This is an almost 1% stake in CKE.