ISS Recommends Ziopharm Shareholders Vote for Change on WaterMill Asset Management’s WHITE Consent Card

WaterMill Asset Management Corp. (together with its affiliates, “WaterMill” or “we”), which collectively with the other participants in its consent solicitation beneficially owns approximately 3.3%
of the outstanding shares of Ziopharm Oncology, Inc. (NASDAQ: ZIOP) (“Ziopharm” or the “Company”), today announced that Institutional Shareholder Services Inc. (“ISS”), a leading independent