ZIOPHARM ONCOLOGY INC Human Resources Contracts & Agreements

Employment Agreement, dated April 23, 2019, by and between the Registrant and Jill Buck (Filed With SEC on March 30, 2022)

Amendment to Employment Agreement, dated November 23, 2020, by and between the Registrant and Jill Buck (Filed With SEC on March 30, 2022)

Employment Agreement, dated April 23, 2019, by and between the Registrant and Eleanor de Groot (Filed With SEC on March 30, 2022)

Amendment to Employment Agreement, dated November 23, 2020, by and between the Registrant and Eleanor de Groot (Filed With SEC on March 30, 2022)

Employment Agreement, dated September 30, 2020, by and between the Registrant and Raffaele Baffa (Filed With SEC on March 30, 2022)

Amendment to Employment Agreement, dated November 23, 2020, by and between the Registrant and Raffaele Baffa (Filed With SEC on March 30, 2022)

Separation Agreement, dated March 28, 2022, by and between the Registrant and Dr. Raffaele Baffa (Filed With SEC on March 30, 2022)

Employment Agreement by and between ZIOPHARM Oncology, Inc. and Kevin S. Boyle, Sr., dated August 24, 2021 (Filed With SEC on August 30, 2021)

Separation Agreement by and between the Company and Dr. Laurence Cooper, dated April 5, 2021 (Filed With SEC on April 9, 2021)

Consulting Agreement by and between the Company and Dr. Laurence Cooper, entered into on April 5, 2021 (Filed With SEC on April 9, 2021)

Employment Agreement by and between Ziopharm Oncology, Inc. and Heidi Hagen, dated February 25, 2021 (Filed With SEC on March 2, 2021)

Form of Restricted Stock Agreement Granted Under the ZIOPHARM Oncology, Inc. 2020 Equity Incentive Plan (Filed With SEC on March 1, 2021)

Form of Stock Option Agreement Granted Under the ZIOPHARM Oncology, Inc. 2020 Equity Incentive Plan (Filed With SEC on March 1, 2021)

Amendment to the Employment Agreement by and between the Registrant and Robert Hadfield, dated as of November 23, 2020 (Filed With SEC on March 1, 2021)

Amendment to the Employment Agreement by and between the Registrant and Sath Shukla, dated as of November 23, 2020 (Filed With SEC on March 1, 2021)

Form of Retention Bonus Agreement (Filed With SEC on March 1, 2021)

Consulting Agreement by and between Ziopharm Oncology Inc. and Danforth Advisors LLC, effective as of January 21, 2021 (Filed With SEC on February 23, 2021)

Ziopharm Oncology, Inc. 2020 Equity Incentive Plan (Filed With SEC on July 1, 2020)

Consulting Agreement by and between the Company and Dr. David Mauney, dated May 26, 2020 (Filed With SEC on May 29, 2020)

Separation Agreement and Release by and between the Company and Dr. David Mauney, effective May 26, 2020 (Filed With SEC on May 29, 2020)

Employment Agreement by and between Ziopharm Oncology, Inc. and Sath Shukla (Filed With SEC on July 24, 2019)

Employment Agreement, dated as of April 23, 2019, by and between the Company and David Mauney, M.D (Filed With SEC on April 29, 2019)

Employment Agreement, dated as of April 23, 2019, by and between the Company and Robert Hadfield (Filed With SEC on April 29, 2019)

Ziopharm Oncology, Inc. 2012 Equity Incentive Plan, as amended (Filed With SEC on September 24, 2018)

Separation Agreement by and between ZIOPHARM Oncology, Inc. and Caesar J. Belbel dated as of February 15, 2018 (Filed With SEC on February 22, 2018)

Severance Agreement by and between ZIOPHARM Oncology, Inc. and David M. Mauney, M.D (Filed With SEC on September 28, 2017)

AMENDED AND RESTATED EMPLOYMENT AGREEMENT (Filed With SEC on June 2, 2015)

EMPLOYMENT AGREEMENT (Filed With SEC on May 7, 2015)

ZIOPHARM ONCOLOGY, INC. 2012 EQUITY INCENTIVE PLAN ADOPTED BY THE BOARD OF DIRECTORS: MARCH 7, 2012 APPROVED BY THE STOCKHOLDERS: JUNE 20, 2012 AMENDED BY THE BOARD OF DIRECTORS:... (Filed With SEC on August 7, 2014)

ZIOPHARM ONCOLOGY, INC. 2012 EQUITY INCENTIVE PLAN ADOPTED BY THE BOARD OF DIRECTORS:MARCH 7, 2012 APPROVED BY THE STOCKHOLDERS:JUNE 20, 2012 AMENDED BY THE BOARD OFDIRECTORS:... (Filed With SEC on June 19, 2014)

AMENDED AND RESTATED SEVERANCE AGREEMENT (Filed With SEC on May 8, 2014)

AMENDMENT AND EXTENSION TO EMPLOYMENT AGREEMENT (Filed With SEC on January 8, 2014)

EXTENSION OF EMPLOYMENT AGREEMENT (Filed With SEC on January 8, 2013)

ZIOPHARMOncology, Inc. 2012Equity Incentive Plan Adoptedby the Board of Directors: March 7, 2012 Approvedby the Stockholders: June 20, 2012 (Filed With SEC on June 26, 2012)

ZIOPHARMOncology, Inc. 2012Equity Incentive Plan Formof Restricted Stock Agreement (Filed With SEC on June 26, 2012)

ZIOPHARMOncology, Inc. 2012 Equity Incentive Plan Form of Option Agreement (Incentive Stock Option or Nonstatutory Stock Option) (Filed With SEC on June 26, 2012)

EMPLOYMENT AGREEMENT (Filed With SEC on September 6, 2011)

EMPLOYMENT AGREEMENT (Filed With SEC on July 15, 2011)

EMPLOYMENT AGREEMENT (Filed With SEC on June 3, 2011)

EXTENSIONOF EMPLOYMENT AGREEMENT (Filed With SEC on December 28, 2010)