 Eaton Vance Senior Floating-Rate Trust NYSE:EFR major shareholder Group Ag Ubs acquired 347,267 shares of Eaton Vance Senior Floating-Rate Trust stock in a transaction dated Monday, January 6th. The shares were purchased at an average price of 13.52 per share, with a total value of 4,695,049.84. Major shareholders that own more than 10 of a ... 