On November 6, 2023, the Board of Directors of CohBar, Inc. (CohBar) resolved to increase the size of the Board from seven to eight directors and to appoint Craig R. Jalbert to the Board to fill the newly-created directorship and to hold office until the next annual meeting of stockholders and until the election and qualification of his successor and be subject to his earlier death, resignation or removal, in each case effective immediately. Mr. Jalbert has not been appointed to any committee of the Board and, as of the date hereof, is not expected to be appointed to any committee of the Board. On November 6, 2023, November 7, 2023 and November 9, 2023, each of Albion J. Fitzgerald, David L. Greenwood, Carol Nast, Misha Petkevich, Joseph J. Sarret, M.D., J.D., Effie Tozzo, Ph.D. and Joanne Yun, Ph.D., as applicable, notified the Board of his or her intention to resign from the Board and committees of the Board on which he or she served, effective November 10, 2023.

None of the resignations were the result of any disagreements with CohBar or the Board on any matter relating to CohBar?s operations, policies or practices. Joseph J. Sarret, M.D., J.D., CohBar?s President, at the direction of the Board, ceased to be an officer of CohBar, effective as of November 10, 2023. Mr. Sarret?s resignation was not the result of any disagreements with CohBar or the Board on any matter relating to CohBar?s operations, policies or practices.