0001683168-23-008824.txt : 20231213 0001683168-23-008824.hdr.sgml : 20231213 20231213173008 ACCESSION NUMBER: 0001683168-23-008824 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231211 FILED AS OF DATE: 20231213 DATE AS OF CHANGE: 20231213 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: EISENBERG JEFFREY F CENTRAL INDEX KEY: 0001224096 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37937 FILM NUMBER: 231485056 MAIL ADDRESS: STREET 1: 99 HAYDEN AVENUE, SUITE 230 CITY: LEXINGTON STATE: MA ZIP: 02421 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Xenetic Biosciences, Inc. CENTRAL INDEX KEY: 0001534525 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 452952962 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 945 CONCORD ST. CITY: FRAMINGHAM STATE: MA ZIP: 01701 BUSINESS PHONE: 781-778-7720 MAIL ADDRESS: STREET 1: 945 CONCORD ST. CITY: FRAMINGHAM STATE: MA ZIP: 01701 FORMER COMPANY: FORMER CONFORMED NAME: General Sales & Leasing, Inc. DATE OF NAME CHANGE: 20130227 FORMER COMPANY: FORMER CONFORMED NAME: GENERAL AIRCRAFT INC. DATE OF NAME CHANGE: 20111108 4 1 ownership.xml X0508 4 2023-12-11 0 0001534525 Xenetic Biosciences, Inc. XBIO 0001224096 EISENBERG JEFFREY F 945 CONCORD STREET FRAMINGHAM MA 01701 1 1 0 0 Chief Executive Officer 0 Stock Options 3.88 2023-12-11 4 A 0 20000 0 A 2033-12-11 Common Stock 20000 20000 D The shares underlying the options will vest and become exercisable as follows: one-third of the shares shall vest on the first anniversary of December 11, 2023; the remaining two-thirds of the shares shall vest in eight equal quarterly installments commencing on March 11, 2025 and ending on December 11, 2026. /s/ Jeffrey F. Eisenberg 2023-12-13