Xenetic Biosciences, Inc. SEC EDGAR Filings (CIK 0001534525)

SEC EDGAR filings, ownership reports, and insider transactions for Xenetic Biosciences, Inc..

Symbol
XBIO on Nasdaq
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
945 Concord St., Framingham, MA, 01701
State of incorporation
NV
Fiscal year end
31 December
Former names
General Sales & Leasing, Inc. (to 10 Jan 2014), GENERAL AIRCRAFT INC. (to 12 Feb 2013)
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Xenetic Biosciences, Inc. has filed 469 SEC EDGAR filings since 21 Nov 2011

Latest Filings

Recent SEC filings for Xenetic Biosciences, Inc. including 8-K, 4, DEFA14A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 09 Jan 2026 08 Jan 2026 001-37937
4 Open 4 document View SEC filing for 4 05 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 05 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 05 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 05 Jan 2026 31 Dec 2025
DEFA14A Open DEFA14A document View SEC filing for DEFA14A ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS 11 Dec 2025 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 11 Dec 2025 11 Dec 2025 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Nov 2025 13 Nov 2025 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR SEP 2025 12 Nov 2025 30 Sep 2025 001-37937
ARS Open ARS document View SEC filing for ARS ANNUAL REPORT TO SECURITY HOLDERS 31 Oct 2025 31 Dec 2024 001-37937
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFINITIVE ADDITIONAL MATERIALS 31 Oct 2025 001-37937
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 31 Oct 2025 11 Dec 2025 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 14 Oct 2025 10 Oct 2025 001-37937
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 14 Oct 2025 333-282756
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 10 Oct 2025 333-282756
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Aug 2025 13 Aug 2025 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR JUN 2025 12 Aug 2025 30 Jun 2025 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 May 2025 14 May 2025 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR MAR 2025 13 May 2025 31 Mar 2025 001-37937
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A AMENDMENT #2 TO FORM 10-K 13 May 2025 31 Dec 2024 001-37937
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A AMENDMENT NO. 1 TO FORM 10-K 29 Apr 2025 31 Dec 2024 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Apr 2025 08 Apr 2025 001-37937
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A AMENDMENT NO 1 19 Mar 2025 19 Mar 2025 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 19 Mar 2025 19 Mar 2025 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K FOR DEC 2024 18 Mar 2025 31 Dec 2024 001-37937
4 Open 4 document View SEC filing for 4 13 Dec 2024 11 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 11 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 11 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 11 Dec 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Dec 2024 11 Dec 2024 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Nov 2024 13 Nov 2024 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR SEPT 2024 12 Nov 2024 30 Sep 2024 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 07 Nov 2024 01 Nov 2024 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 01 Nov 2024 333-282756
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 31 Oct 2024 29 Oct 2024 001-37937
ARS Open ARS document View SEC filing for ARS ANNUAL REPORT TO SECURITY HOLDERS 31 Oct 2024 31 Dec 2023 001-37937
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFINITIVE ADDITIONAL MATERIALS 31 Oct 2024 001-37937
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEFINITIVE PROXY 31 Oct 2024 11 Dec 2024 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 30 Oct 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Oct 2024 333-282756
S-3 Open S-3 document | Open XBRL data View SEC filing for S-3 FORM S-3 21 Oct 2024 333-282756
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Aug 2024 14 Aug 2024 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 13 Aug 2024 30 Jun 2024 001-37937
25-NSE Open 25-NSE document View SEC filing for 25-NSE 18 Jul 2024 001-37937
4 Open 4 document View SEC filing for 4 21 Jun 2024 18 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jun 2024 18 Jun 2024 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 22 May 2024 16 May 2024 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 May 2024 10 May 2024 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR 3-31-24 09 May 2024 31 Mar 2024 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 1 TO FORM 10-K 26 Apr 2024 31 Dec 2023 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 22 Mar 2024 22 Mar 2024 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K FOR DEC 2023 21 Mar 2024 31 Dec 2023 001-37937
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 2 TO SCHEDULE 13D 18 Mar 2024 005-89709
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Feb 2024 12 Feb 2024 001-37937
4 Open 4 document View SEC filing for 4 18 Dec 2023 06 Dec 2023
3 Open 3 document View SEC filing for 3 18 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 13 Dec 2023 11 Dec 2023
4 Open 4 document View SEC filing for 4 13 Dec 2023 11 Dec 2023
4 Open 4 document View SEC filing for 4 13 Dec 2023 11 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
4 Open 4 document View SEC filing for 4 08 Dec 2023 06 Dec 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 08 Dec 2023 06 Dec 2023 001-37937
ARS Open ARS document View SEC filing for ARS ANNUAL REPORT 13 Nov 2023 31 Dec 2022 001-37937
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 13 Nov 2023 06 Dec 2023 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Nov 2023 10 Nov 2023 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 09 Nov 2023 30 Sep 2023 001-37937
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 1 TO SCHEDULE 13D 18 Sep 2023 005-89709
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 11 Aug 2023 11 Aug 2023 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 10 Aug 2023 30 Jun 2023 001-37937
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 15 Jun 2023 005-89709
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 06 Jun 2023 06 Jun 2023 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Jun 2023 30 May 2023 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 May 2023 11 May 2023 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 May 2023 11 May 2023 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 11 May 2023 31 Mar 2023 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A ANNUAL REPORT AMENDMENT 1 28 Apr 2023 31 Dec 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 23 Mar 2023 23 Mar 2023 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 Mar 2023 31 Dec 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 22 Dec 2022 21 Dec 2022 001-37937
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
4 Open 4 document View SEC filing for 4 09 Dec 2022 07 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 09 Dec 2022 07 Dec 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 02 Dec 2022 01 Dec 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Nov 2022 10 Nov 2022 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 09 Nov 2022 30 Sep 2022 001-37937
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 21 Oct 2022 005-89709
DEFA14A Open DEFA14A document View SEC filing for DEFA14A ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS 17 Oct 2022 001-37937
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY 17 Oct 2022 07 Dec 2022 001-37937
D Open D document View SEC filing for D 13 Oct 2022 021-461635
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Oct 2022 12 Oct 2022 001-37937
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY 03 Oct 2022 07 Dec 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Aug 2022 12 Aug 2022 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 11 Aug 2022 30 Jun 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 07 Jul 2022 30 Jun 2022 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 06 Jun 2022 03 Jun 2022 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 12 May 2022 31 Mar 2022 001-37937
D Open D document View SEC filing for D 04 May 2022 021-444330
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 1 28 Apr 2022 31 Dec 2021 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Apr 2022 26 Apr 2022 001-37937
4 Open 4 document View SEC filing for 4 28 Mar 2022 24 Mar 2022
4 Open 4 document View SEC filing for 4 28 Mar 2022 24 Mar 2022
4 Open 4 document View SEC filing for 4 28 Mar 2022 24 Mar 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Mar 2022 23 Mar 2022 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 Mar 2022 31 Dec 2021 001-37937
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 30 Dec 2021 333-261956
4 Open 4 document View SEC filing for 4 09 Dec 2021 07 Dec 2021
4 Open 4 document View SEC filing for 4 09 Dec 2021 07 Dec 2021
4 Open 4 document View SEC filing for 4 09 Dec 2021 07 Dec 2021
4 Open 4 document View SEC filing for 4 09 Dec 2021 07 Dec 2021
4 Open 4 document View SEC filing for 4 09 Dec 2021 07 Dec 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 09 Dec 2021 07 Dec 2021 001-37937
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFINITIVE ADDITIONAL INFORMATION 02 Dec 2021 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Nov 2021 19 Nov 2021 001-37937
424B5 Open 424B5 document View SEC filing for 424B5 424B5 19 Nov 2021 333-260201
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Nov 2021 15 Nov 2021 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 12 Nov 2021 12 Nov 2021 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 12 Nov 2021 30 Sep 2021 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Oct 2021 333-260201
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Oct 2021
S-3/A Open S-3/A document View SEC filing for S-3/A AMENDMENT TO FORM S-3 20 Oct 2021 333-260201
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Oct 2021
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY 15 Oct 2021 07 Dec 2021 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Oct 2021 12 Oct 2021 001-37937
S-3 Open S-3 document View SEC filing for S-3 REGISTRATION STATEMENT 12 Oct 2021 333-260201
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Sep 2021 13 Sep 2021 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 23 Aug 2021 333-258810
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Aug 2021
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 18 Aug 2021
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 13 Aug 2021 333-258810
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K CURRENT REPORT 13 Aug 2021 13 Aug 2021 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q FOR JUNE 30, 2021 12 Aug 2021 30 Jun 2021 001-37937
D Open D document View SEC filing for D 03 Aug 2021 021-408666
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 28 Jul 2021 26 Jul 2021 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jul 2021 15 Jul 2021 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 12 May 2021 12 May 2021 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 11 May 2021 31 Mar 2021 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K AMENDMENT 28 Apr 2021 31 Dec 2020 001-37937
4 Open 4 document View SEC filing for 4 22 Mar 2021 18 Mar 2021
4 Open 4 document View SEC filing for 4 22 Mar 2021 18 Mar 2021
4 Open 4 document View SEC filing for 4 22 Mar 2021 18 Mar 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Mar 2021 17 Mar 2021 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 16 Mar 2021 31 Dec 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 19 Jan 2021 19 Jan 2021 001-37937
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 21 Dec 2020 005-89709
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 16 Dec 2020 11 Dec 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 14 Dec 2020 10 Dec 2020 001-37937
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 11 Dec 2020 333-227572
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Dec 2020 04 Dec 2020 001-37937
4 Open 4 document View SEC filing for 4 08 Dec 2020 04 Dec 2020
4 Open 4 document View SEC filing for 4 08 Dec 2020 04 Dec 2020
4 Open 4 document View SEC filing for 4 08 Dec 2020 04 Dec 2020
4 Open 4 document View SEC filing for 4 08 Dec 2020 04 Dec 2020
4 Open 4 document View SEC filing for 4 08 Dec 2020 04 Dec 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Nov 2020 13 Nov 2020 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 12 Nov 2020 30 Sep 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 30 Oct 2020 29 Oct 2020 001-37937
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 14 Oct 2020
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY 13 Oct 2020 04 Dec 2020 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 06 Oct 2020
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 05 Oct 2020
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY STATEMENT 30 Sep 2020 04 Dec 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Aug 2020 13 Aug 2020 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 12 Aug 2020 30 Jun 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 Jun 2020 22 Jun 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jun 2020 12 Jun 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 19 May 2020 15 May 2020 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 14 May 2020 31 Mar 2020 001-37937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 14 May 2020 14 May 2020 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 1 29 Apr 2020 31 Dec 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 24 Apr 2020 20 Apr 2020 001-37937
4/A Open 4/A document View SEC filing for 4/A 02 Apr 2020 26 Sep 2019
S-8 Open S-8 document View SEC filing for S-8 FORMS-8 01 Apr 2020 333-237529
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Mar 2020 27 Mar 2020 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 26 Mar 2020 31 Dec 2019 001-37937
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2020 005-89709
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT TO FORM SC 13G 13 Feb 2020 005-89709
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 10 Feb 2020 005-89709
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A XENETIC BIOSCIENCES, INC. 21 Jan 2020 005-89709
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SABBY 13G-A XBIO 1.13.20 13 Jan 2020 005-89709
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
4 Open 4 document View SEC filing for 4 06 Dec 2019 04 Dec 2019
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Dec 2019 04 Dec 2019 001-37937
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Nov 2019 15 Nov 2019 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2019 30 Sep 2019 001-37937
DEF 14A Open DEF 14A document View SEC filing for DEF 14A NOTICE AND PROXY STATEMENT 08 Nov 2019 04 Dec 2019 001-37937
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 23 Oct 2019 005-89709
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 08 Oct 2019 08 Oct 2019 001-37937
4 Open 4 document View SEC filing for 4 30 Sep 2019 26 Sep 2019
4 Open 4 document View SEC filing for 4 30 Sep 2019 26 Sep 2019
3 Open 3 document View SEC filing for 3 30 Sep 2019 26 Sep 2019
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 30 Sep 2019 25 Sep 2019 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 23 Sep 2019 333-233769
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Sep 2019
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Sep 2019
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 REGISTRATION STATEMENT 13 Sep 2019 333-233769
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Sep 2019 09 Sep 2019 001-37937
SC 13G Open SC 13G document View SEC filing for SC 13G SABBY 13G XBIO 9.04.19 04 Sep 2019 005-89709
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Aug 2019 15 Aug 2019 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2019 30 Jun 2019 001-37937
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 07 Aug 2019 005-89709
3 Open 3 document View SEC filing for 3 05 Aug 2019 19 Jul 2019
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 29 Jul 2019 005-89709
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 29 Jul 2019 005-89709
SC 13G Open SC 13G document View SEC filing for SC 13G ACQUISITION OF BENEFICIAL OWNERSHIP 25 Jul 2019 005-89709
4 Open 4 document View SEC filing for 4 23 Jul 2019 19 Jul 2019
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 22 Jul 2019 17 Jul 2019 001-37937
CERT Open CERT document View SEC filing for CERT 22 Jul 2019 001-37937
8-A12B Open 8-A12B document View SEC filing for 8-A12B FORM 8-A 22 Jul 2019 001-37937
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 19 Jul 2019 333-231508
D Open D document View SEC filing for D 18 Jul 2019 021-344619
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Jul 2019 17 Jul 2019 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 16 Jul 2019 333-231508
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jul 2019 16 Jul 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jul 2019 15 Jul 2019 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 15 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 15 Jul 2019
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 5 12 Jul 2019 333-231508
CORRESP Open CORRESP document View SEC filing for CORRESP 12 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 12 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Jul 2019
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 4 05 Jul 2019 333-231508
CORRESP Open CORRESP document View SEC filing for CORRESP 03 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 03 Jul 2019
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A AMENDMENT NO. 3 02 Jul 2019 333-231508
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 02 Jul 2019 28 Jun 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 Jun 2019 24 Jun 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 Jun 2019 19 Jun 2019 001-37937
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 2 TO FORM S-1 24 Jun 2019 333-231508
425 Open 425 document View SEC filing for 425 FILING PURSUANT TO RULE 425 18 Jun 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Jun 2019 07 Jun 2019 001-37937
425 Open 425 document View SEC filing for 425 FORM 8-K 13 Jun 2019 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 24 May 2019
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 1 TO FORM S-1 24 May 2019 333-231508
EFFECT Open EFFECT document View SEC filing for EFFECT 22 May 2019 333-230637
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424(B)(3) 22 May 2019 333-230637
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 May 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 21 May 2019
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A FORM S-4 AMENDMENT 20 May 2019 333-230637
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K AMENDMENT 20 May 2019 01 Mar 2019 001-37937
425 Open 425 document View SEC filing for 425 FORM 8-K AMENDMENT 20 May 2019 001-37937
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 REGISTRATION STATEMENT 15 May 2019 333-231508
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A AMENDED REGISTRATION STATEMENT 13 May 2019 333-230637
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K AMENDMENT 13 May 2019 01 Mar 2019 001-37937
425 Open 425 document View SEC filing for 425 FORM 8-K AMENDMENT 13 May 2019 001-37937
425 Open 425 document View SEC filing for 425 425 13 May 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 May 2019 13 May 2019 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 13 May 2019 31 Mar 2019 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K AMENDMENT NO. 1 30 Apr 2019 31 Dec 2018 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Apr 2019
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Apr 2019
425 Open 425 document View SEC filing for 425 PROSPECTUS SUPPLEMENT 01 Apr 2019 001-37937
S-4 Open S-4 document | Open XBRL data View SEC filing for S-4 REGISTRATION STATEMENT 29 Mar 2019 333-230637
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 29 Mar 2019 31 Dec 2018 001-37937
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 20 Mar 2019 001-37937
SC 13G Open SC 13G document View SEC filing for SC 13G XENETIC BIOSCIENCES, INC 11 Mar 2019 005-89709
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Mar 2019 05 Mar 2019 001-37937
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 07 Mar 2019 333-227572
425 Open 425 document View SEC filing for 425 FORM 8-K 07 Mar 2019 001-37937
D Open D document View SEC filing for D 07 Mar 2019 021-334343
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Mar 2019 05 Mar 2019 001-37937
425 Open 425 document View SEC filing for 425 FORM 8-K 05 Mar 2019 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Mar 2019 01 Mar 2019 001-37937
425 Open 425 document View SEC filing for 425 FORM 8-K 04 Mar 2019 001-37937
4 Open 4 document View SEC filing for 4 31 Jan 2019 14 Mar 2018
4 Open 4 document View SEC filing for 4 30 Nov 2018 28 Nov 2018
4 Open 4 document View SEC filing for 4 30 Nov 2018 28 Nov 2018
4 Open 4 document View SEC filing for 4 30 Nov 2018 28 Nov 2018
4 Open 4 document View SEC filing for 4 30 Nov 2018 28 Nov 2018
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 30 Nov 2018 28 Nov 2018 001-37937
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 13 Nov 2018 28 Nov 2018 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 09 Nov 2018 30 Sep 2018 001-37937
EFFECT Open EFFECT document View SEC filing for EFFECT 12 Oct 2018 333-227572
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Oct 2018
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 05 Oct 2018
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 REGISTRATION STATEMENT 27 Sep 2018 333-227572
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 10 Aug 2018 30 Jun 2018 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 15 May 2018 31 Mar 2018 001-37937
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 03 May 2018 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDMENT NO. 1 30 Apr 2018 31 Dec 2017 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 30 Mar 2018 31 Dec 2017 001-37937
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 22 Dec 2017 333-222272
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Nov 2017 15 Nov 2017
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Nov 2017 15 Nov 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Nov 2017 15 Nov 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Nov 2017 15 Nov 2017 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2017 30 Sep 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 03 Nov 2017 03 Nov 2017 001-37937
DEFR14A Open DEFR14A document View SEC filing for DEFR14A REVISED DEFINITIVE PROXY STATEMENT 03 Nov 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT 02 Nov 2017 27 Oct 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Nov 2017 26 Oct 2017 001-37937
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 30 Oct 2017 26 Oct 2017
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 27 Oct 2017 23 Jan 2014
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 27 Oct 2017 23 Jan 2014
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 13 Oct 2017 11 Oct 2017
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 13 Oct 2017 11 Oct 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Oct 2017 02 Oct 2017 001-37937
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 12 Sep 2017 14 Aug 2017
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 29 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Aug 2017 09 Aug 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Aug 2017 16 Aug 2017 001-37937
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 22 Aug 2017 09 Aug 2017
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 22 Aug 2017 14 Aug 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Aug 2017 15 Aug 2017 001-37937
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2017 30 Jun 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Aug 2017 09 Aug 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K 8-K 18 Jul 2017 18 Jul 2017 001-37937
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 13 Jul 2017 005-89709
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY 22 Jun 2017 18 Jul 2017 001-37937
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 15 Jun 2017 01 Nov 2016
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 15 Jun 2017 01 Nov 2016
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 15 Jun 2017 01 Nov 2016
4/A Open 4/A document View SEC filing for 4/A OWNERSHIP DOCUMENT 15 Jun 2017 20 Dec 2016
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 15 Jun 2017 01 Nov 2016
4/A Open 4/A document View SEC filing for 4/A OWNERSHIP DOCUMENT 15 Jun 2017 20 Dec 2016
3/A Open 3/A document View SEC filing for 3/A OWNERSHIP DOCUMENT 15 Jun 2017 01 Nov 2016
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY 09 Jun 2017 18 Jul 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 22 May 2017 22 May 2017 001-37937
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 16 May 2017 333-218024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 15 May 2017 31 Mar 2017 001-37937
DEF 14C Open DEF 14C document View SEC filing for DEF 14C DEF 14C 02 May 2017 10 Feb 2017 001-37937
10-K/A Open 10-K/A document View SEC filing for 10-K/A AMENDED ANNUAL REPORT 01 May 2017 31 Dec 2016 001-37937
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Apr 2017 24 Apr 2017 001-37937
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Apr 2017 03 Apr 2017
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 04 Apr 2017 03 Apr 2017
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Apr 2017 04 Apr 2017 001-37937
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 31 Mar 2017 31 Dec 2016 001-37937
PRE 14C Open PRE 14C document View SEC filing for PRE 14C PRE 14C 22 Mar 2017 10 Feb 2017 001-37937
8-K Open 8-K document View SEC filing for 8-K 8-K 27 Feb 2017 27 Feb 2017 001-37937
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Jan 2017 01 Jan 2017
8-K Open 8-K document View SEC filing for 8-K 8-K 04 Jan 2017 01 Jan 2017 001-37937
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Dec 2016 20 Dec 2016
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Dec 2016 20 Dec 2016
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Dec 2016 20 Dec 2016
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Dec 2016 20 Dec 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Dec 2016 02 Dec 2016 001-37937
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Dec 2016 02 Dec 2016
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 30 Nov 2016 21 Nov 2016
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 22 Nov 2016 005-89709
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 22 Nov 2016 01 Nov 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Nov 2016 21 Nov 2016 001-37937
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 21 Nov 2016 01 Nov 2016
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 21 Nov 2016 01 Nov 2016
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 21 Nov 2016 01 Nov 2016
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 15 Nov 2016 01 Nov 2016
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 15 Nov 2016 01 Nov 2016
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Nov 2016 30 Sep 2016 001-37937
424B4 Open 424B4 document View SEC filing for 424B4 PROSPECTUS SUPPLEMENT 03 Nov 2016 333-211249
EFFECT Open EFFECT document View SEC filing for EFFECT 01 Nov 2016 333-211249
CERTNAS Open CERTNAS document View SEC filing for CERTNAS AUTO-GENERATED PAPER DOCUMENT 01 Nov 2016 001-37937
8-A12B/A Open 8-A12B/A document View SEC filing for 8-A12B/A FORM 8-A12B 01 Nov 2016 001-37937
8-A12B Open 8-A12B document View SEC filing for 8-A12B FORM 8-A12B 01 Nov 2016 001-37937
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Oct 2016
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1 AMENDMENT 31 Oct 2016 333-211249
CORRESP Open CORRESP document View SEC filing for CORRESP 28 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 28 Oct 2016
S-1/A Open S-1/A document View SEC filing for S-1/A FORM S-1 AMENDMENT 27 Oct 2016 333-211249
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1 AMENDMENT 27 Oct 2016 333-211249
CORRESP Open CORRESP document View SEC filing for CORRESP 26 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 26 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 26 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Oct 2016
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Oct 2016
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1 AMENDMENT 21 Oct 2016 333-211249
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Oct 2016
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A AMENDMENT TO S-1 REGISTRATION STATEMENT 11 Oct 2016 333-211249
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 05 Oct 2016
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Sep 2016 19 Sep 2016 333-178082
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A AMENDMENT NO. 4 23 Sep 2016 333-211249
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 Aug 2016 30 Jun 2016 333-178082
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT TO FORM S-1 REGISTRATION STATEMENT 14 Jul 2016 333-211249
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Jul 2016 08 Jul 2016 333-178082
S-1/A Open S-1/A document View SEC filing for S-1/A FORM S-1, AMENDMENT 2 08 Jul 2016 333-211249
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Jul 2016 01 Jul 2016 333-178082
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1 AMENDMENT 24 Jun 2016 333-211249
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Jun 2016
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Jun 2016 16 May 2016 333-178082
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 23 May 2016
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q XENETIC BIOSCIENCES, INC. QUARTERLY REPORT 16 May 2016 31 Mar 2016 333-178082
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 S-1 09 May 2016 333-211249
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K AMENDMENT 06 May 2016 31 Dec 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K 8-K 06 May 2016 03 May 2016 333-178082
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT ON FORM 8-K 03 May 2016 27 Apr 2016 333-178082
10-K/A Open 10-K/A document View SEC filing for 10-K/A XENETIC BIOSCIENCES, INC. ANNUAL REPORT 29 Apr 2016 31 Dec 2015 333-178082
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 30 Mar 2016 31 Dec 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Feb 2016 29 Feb 2016 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 16 Nov 2015 30 Sep 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT ON FORM 8-K 16 Nov 2015 13 Nov 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 30 Sep 2015 24 Sep 2015 333-178082
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 15 Sep 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 11 Sep 2015 06 Sep 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT ON FORM 8-K 02 Sep 2015 28 Aug 2015 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 19 Aug 2015 30 Jun 2015 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q EXTENSION 17 Aug 2015 30 Jun 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 30 Jul 2015 29 Jul 2015 333-178082
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A FORM 10-K AMENDMENT 20 Jul 2015 31 Dec 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Jul 2015 03 Jul 2015 333-178082
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Jul 2015 25 Jun 2015 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT 20 May 2015 31 Mar 2015 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q EXTENSION 18 May 2015 31 Mar 2015 333-178082
10-K/A Open 10-K/A document View SEC filing for 10-K/A 10-K/A 30 Apr 2015 31 Dec 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 21 Apr 2015 16 Apr 2015 333-178082
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT 15 Apr 2015 31 Dec 2014 333-178082
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NOTICE OF LATE FILING 01 Apr 2015 31 Dec 2014 333-178082
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K AMENDMENT 18 Feb 2015 31 Dec 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Jan 2015 31 Dec 2014 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2014 30 Sep 2014 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Aug 2014 30 Jun 2014 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 20 May 2014 31 Mar 2014 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q MAINBODY 15 May 2014 31 Mar 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 06 May 2014 30 Apr 2014 333-178082
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A 10-K/A 30 Apr 2014 31 Dec 2013 333-178082
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 15 Apr 2014 31 Dec 2013 333-178082
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 10 Apr 2014 23 Jan 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 10 Apr 2014 09 Apr 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 03 Apr 2014 01 Apr 2014 333-178082
NT 10-K Open NT 10-K document View SEC filing for NT 10-K MAINBODY 31 Mar 2014 31 Dec 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 10 Feb 2014 07 Feb 2014 333-178082
8-K/A Open 8-K/A document View SEC filing for 8-K/A MAINBODY 05 Feb 2014 29 Jan 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 30 Jan 2014 29 Jan 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 29 Jan 2014 23 Jan 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 21 Jan 2014 16 Jan 2014 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 14 Jan 2014 14 Jan 2014 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 10 Jan 2014 30 Nov 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 19 Dec 2013 17 Dec 2013 333-178082
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K MAINBODY 27 Nov 2013 31 Aug 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 25 Nov 2013 19 Nov 2013 333-178082
8-K/A Open 8-K/A document View SEC filing for 8-K/A MAINBODY 25 Nov 2013 19 Nov 2013 333-178082
8-K/A Open 8-K/A document View SEC filing for 8-K/A MAINOBDY 14 Nov 2013 12 Nov 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 13 Nov 2013 12 Nov 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 21 Oct 2013 21 Oct 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 11 Oct 2013 08 Oct 2013 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 17 Jul 2013 31 May 2013 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q MAINBODY 15 Jul 2013 31 May 2013 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 22 Apr 2013 28 Feb 2013 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q MAINBODY 15 Apr 2013 28 Feb 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 27 Feb 2013 25 Feb 2013 333-178082
8-K Open 8-K document View SEC filing for 8-K 12 Feb 2013 11 Feb 2013 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 22 Jan 2013 30 Nov 2012 333-178082
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q MAINBODY 14 Jan 2013 30 Nov 2012 333-178082
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K MAINBODY 14 Dec 2012 31 Aug 2012 333-178082
NT 10-K Open NT 10-K document View SEC filing for NT 10-K MAINBODY 29 Nov 2012 31 Aug 2012 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 16 Jul 2012 31 May 2012 333-178082
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MAINBODY 24 Apr 2012 29 Feb 2012 333-178082
8-K Open 8-K document View SEC filing for 8-K MAINBODY 17 Apr 2012 16 Apr 2012 333-178082
424B3 Open 424B3 document View SEC filing for 424B3 MAINBODY 23 Mar 2012 333-178082
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Mar 2012 333-178082
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Mar 2012
S-1/A Open S-1/A document View SEC filing for S-1/A MAINBODY 02 Mar 2012 333-178082
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 15 Feb 2012
S-1/A Open S-1/A document View SEC filing for S-1/A MAINBODY 03 Feb 2012 333-178082
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 20 Jan 2012
S-1/A Open S-1/A document View SEC filing for S-1/A MAINBODY 11 Jan 2012 333-178082
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 15 Dec 2011
S-1 Open S-1 document View SEC filing for S-1 MAINBODY 21 Nov 2011 333-178082

About this filer

Xenetic Biosciences, Inc. files with the SEC under CIK 0001534525. This page aggregates EDGAR filings and related ownership activity.

Industry: Pharmaceutical Preparations.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
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New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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