EVP Fox Benjamin N covered exercise/tax liability with 1,509 units of Common Shares of Beneficial Interest, gifted 2,892 units of Common Shares of Beneficial Interest, received a gift of 2,892 units of Common Shares of Beneficial Interest and was granted 7,584 units of Common Shares of Beneficial Interest, increasing direct ownership by 18% to 20,785 units (SEC Form 4)