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EX-31.2 - EX-31.2 - ZIOPHARM ONCOLOGY INCd34504dex312.htm
10-Q - FORM 10-Q - ZIOPHARM ONCOLOGY INCd34504d10q.htm
EX-31.1 - EX-31.1 - ZIOPHARM ONCOLOGY INCd34504dex311.htm

EXHIBIT 32.1

CERTIFICATION

In connection with the Quarterly Report on Form 10-Q of ZIOPHARM Oncology, Inc. (the “Company”) for the period ended June 30, 2015, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), we Laurence J.N. Cooper, the Principal Executive Officer of the Company and Kevin G. Lafond, the Principal Financial and Accounting Officer of the Company, hereby certify, pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to our knowledge:

 

  (1) the Report fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934, as amended, and

 

  (2) the information in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: August 10, 2015

 

/s/ Laurence J.N. Cooper

Laurence J.N. Cooper, M.D., Ph.D.

Chief Executive Officer

(Principal Executive Officer)

Dated: August 10, 2015

 

/s/ Kevin G. Lafond

Kevin G. Lafond

Vice President, Chief Accounting Officer and Treasurer

(Principal Financial and Accounting Officer)