Xenetic Biosciences, Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Framingham, MA
SEC filing record 1 source field available
Fiscal year end
31 December
Xenetic Biosciences, Inc. has filed 481 SEC EDGAR filings since 21 Nov 2011

SEC filing history

Showing 1-25 of 32 matching filings.

Per page
25
Current page
1
10-K/A File 001-37937

FORM 10-K FOR DEC 2025 AMENDMENT 1

Filing date
24 Apr 2026
Reporting date
31 Dec 2025
Next action
Verify source filing
10-K File 001-37937

FORM 10-K FOR DEC 2025

Filing date
12 Mar 2026
Reporting date
31 Dec 2025
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT #2 TO FORM 10-K

Filing date
13 May 2025
Reporting date
31 Dec 2024
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT NO. 1 TO FORM 10-K

Filing date
29 Apr 2025
Reporting date
31 Dec 2024
Next action
Verify source filing
10-K File 001-37937

FORM 10-K FOR DEC 2024

Filing date
18 Mar 2025
Reporting date
31 Dec 2024
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT NO. 1 TO FORM 10-K

Filing date
26 Apr 2024
Reporting date
31 Dec 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K File 001-37937

FORM 10-K FOR DEC 2023

Filing date
21 Mar 2024
Reporting date
31 Dec 2023
Next action
Verify source filing
10-K/A File 001-37937

ANNUAL REPORT AMENDMENT 1

Filing date
28 Apr 2023
Reporting date
31 Dec 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT NO. 1

Filing date
28 Apr 2022
Reporting date
31 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 001-37937

FORM 10-K AMENDMENT

Filing date
28 Apr 2021
Reporting date
31 Dec 2020
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K File 001-37937

ANNUAL REPORT

Filing date
16 Mar 2021
Reporting date
31 Dec 2020
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT NO. 1

Filing date
29 Apr 2020
Reporting date
31 Dec 2019
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 001-37937

FORM 10-K AMENDMENT NO. 1

Filing date
30 Apr 2019
Reporting date
31 Dec 2018
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K File 001-37937

ANNUAL REPORT

Filing date
29 Mar 2019
Reporting date
31 Dec 2018
Next action
Verify source filing
10-K/A File 001-37937

AMENDMENT NO. 1

Filing date
30 Apr 2018
Reporting date
31 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 001-37937

AMENDED ANNUAL REPORT

Filing date
01 May 2017
Reporting date
31 Dec 2016
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 333-178082

FORM 10-K AMENDMENT

Filing date
06 May 2016
Reporting date
31 Dec 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K/A File 333-178082

XENETIC BIOSCIENCES, INC. ANNUAL REPORT

Filing date
29 Apr 2016
Reporting date
31 Dec 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K File 333-178082

FORM 10-K

Filing date
30 Mar 2016
Reporting date
31 Dec 2015
Next action
Verify source filing
10-K/A File 333-178082

FORM 10-K AMENDMENT

Filing date
20 Jul 2015
Reporting date
31 Dec 2013
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .