Xenetic Biosciences, Inc. (company) announced that on May 16, 2024, the company and Jeffrey F. Eisenberg mutually agreed that Mr. Eisenberg would step down as the Chief Executive Officer of the Company, effective immediately, and in connection therewith, Mr. Eisenberg resigned as a director of the company and all of its subsidiaries, as applicable. In addition on May 16, 2024, the company and Dr. Curtis Lockshin mutually agreed that Dr. Lockshin would step down as the Chief Scientific Officer of the company, effective immediately.