EXHIBIT 4.01 FIRST AMENDMENT TO RIGHTS AGREEMENT This FIRST AMENDMENT TO RIGHTS AGREEMENT dated as of August 3, 2006 (the "AMENDMENT") is entered into by and between Reckson Associates Realty Corp., a Maryland corporation (the "CORPORATION"), and...Rights Agreement • October 10th, 2006 • Reckson Associates Realty Corp • Real estate investment trusts
