| 05/14/2026 3:47 PM | RENAISSANCE TECHNOLOGIES LLC (1037389) Filed by Xenetic Biosciences (1534525) Subject | Form SCHEDULE 13G/A | |
| 05/13/2026 7:05 AM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 05/12/2026 3:30 PM | Xenetic Biosciences (1534525) Filer | Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
| 04/24/2026 4:15 PM | Xenetic Biosciences (1534525) Filer | Form 10-K/A | |
| 04/24/2026 4:00 PM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 04/23/2026 4:00 PM | PARSLOW JAMES F (1285943) Reporting Xenetic Biosciences (1534525) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 03/13/2026 7:00 AM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 02/12/2026 1:15 PM | RENAISSANCE TECHNOLOGIES LLC (1037389) Filed by Xenetic Biosciences (1534525) Subject | Form SCHEDULE 13G | |
| 01/09/2026 4:00 PM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 01/05/2026 4:00 PM | Borisenko Grigory G. (1788924) Reporting Xenetic Biosciences (1534525) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 01/05/2026 4:00 PM | Kornberg Roger D. (1444532) Reporting Xenetic Biosciences (1534525) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 01/05/2026 4:00 PM | Dastoor Firdaus J. (1690576) Reporting Xenetic Biosciences (1534525) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 01/05/2026 4:00 PM | VINOGRADOV ALEXEY ANDREEVICH (1784315) Reporting Xenetic Biosciences (1534525) Issuer | Form 4 Statement of changes in beneficial ownership of securities | |
| 12/11/2025 4:00 PM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 12/11/2025 4:01 PM | Xenetic Biosciences (1534525) Filer | Form DEFA14A | |
| 11/13/2025 7:45 AM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 11/12/2025 3:30 PM | Xenetic Biosciences (1534525) Filer | Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
| 10/31/2025 3:20 PM | Xenetic Biosciences (1534525) Filer | Form DEFA14A | |
| 10/31/2025 3:10 PM | Xenetic Biosciences (1534525) Filer | Form DEF 14A | |
| 10/14/2025 7:48 AM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |
| 10/10/2025 8:28 AM | Xenetic Biosciences (1534525) Filer | Form 424B5 | |
| 08/13/2025 7:00 AM | Xenetic Biosciences (1534525) Filer | Form 8-K Current report pursuant to Section 13 or 15(d) | |