Alaunos Therapeutics, Inc.

In connection with the execution of the Merger Agreement, the Company entered into stockholder support agreements (the “Support Agreements”) with certain of the Company’s officers and directors (together with affiliated entities). The Support Agreements provide that, among other things, each of the parties thereto has agreed to vote or cause to be voted all of the shares of the Company’s capital stock owned by such stockholder in favor of the Meeting Proposals at the Company stockholders’ meeting to be held in connection therewith, and has granted the Company an irrevocable proxy to vote such shares in accordance therewith. The Support Agreements terminate upon the earliest of nine months following the date thereof, the approval of the Meeting Proposals and the mutual written agreement of the parties thereto.

The foregoing description of the Support Agreements does not purport to be complete and is qualified in its entirety by reference to the form of the Support Agreement, which is provided as Exhibit C to the Merger Agreement, which is filed as Exhibit 2.1 to this Current Report on Form 8-K and incorporated herein by reference.