Certain Options of CatchMark Timber Trust, Inc. are subject to a Lock-Up Agreement Ending on 11-JAN-2018. These Options will be under lockup for 90 days starting from 13-OCT-2017 to 11-JAN-2018. Details: The executive officers and directors have agreed with the underwriters not to offer, sell or otherwise dispose of any Class A common stock or any securities convertible into or exercisable or exchangeable for or any rights to acquire Class A common stock for a period of 90 days after the date of this prospectus supplement without first obtaining the written consent of Raymond James & Associates, Inc. and Stifel, Nicolaus & Company, Incorporated.