Certain Class A Common Stock of Healthcare Trust of America, Inc. are subject to a Lock-Up Agreement Ending on 3-JAN-2015. These Class A Common Stock will be under lockup for 60 days starting from 4-NOV-2014 to 3-JAN-2015. Details: The directors and executive officers have agreed that without the prior written consent of J.P. Morgan Securities LLC and Wells Fargo Securities, LLC, they will not issue, offer, pledge or contract to sell any shares of common stock for a period of 60 days from the date of the prospectus supplement.