Company filings profile · CIK 0001534525

Xenetic Biosciences, Inc. — SEC filings & insider activity.

Real, source-linked SEC EDGAR activity for Xenetic Biosciences, Inc. (XBIO): 5 filings in the last 90 days vs 7 in the prior 90 (filing-velocity cooling ↓ · 0.71×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.

✔ Verified against the public SEC EDGAR filing record as of Sep 24, 2026. Source-linked, daily-refreshed.

Material 8-K events — Xenetic Biosciences, Inc.

8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).

FiledEvent
Sep 23, 2026Regulation FD Disclosure; Financial Statements and Exhibits
Sep 16, 2026Entry into a Material Agreement; Unregistered Sale of Securities; Regulation FD Disclosure; Financial Statements and Exhibits
Aug 7, 2026Results of Operations (earnings); Financial Statements and Exhibits
May 13, 2026Results of Operations (earnings); Financial Statements and Exhibits
Apr 24, 2026Departure/Election of Directors or Officers; Financial Statements and Exhibits
Mar 13, 2026Results of Operations (earnings); Financial Statements and Exhibits
Jan 9, 2026Other Events
Dec 11, 2025Regulation FD Disclosure; Financial Statements and Exhibits
Nov 13, 2025Results of Operations (earnings); Financial Statements and Exhibits
Oct 14, 2025Entry into a Material Agreement; Other Events; Financial Statements and Exhibits
Aug 13, 2025Results of Operations (earnings); Financial Statements and Exhibits
May 14, 2025Results of Operations (earnings); Financial Statements and Exhibits
Apr 10, 2025Change in Auditor; Financial Statements and Exhibits
Mar 19, 2025Results of Operations (earnings); Financial Statements and Exhibits

Watch Xenetic Biosciences, Inc. automatically

Add this company to a watchlist and get a webhook/email the moment it files a material 8-K, an insider Form 4, or changes its risk-factor language.

Insider transactions (Form 4 / 3 / 5)

FiledForm
Apr 23, 20264
Jan 5, 20264
Jan 5, 20264
Jan 5, 20264
Jan 5, 20264
Dec 13, 20244
Dec 13, 20244
Dec 13, 20244
Dec 13, 20244
Jun 21, 20244

Recent filings

FiledFormDetail
Sep 23, 20268-K Regulation FD Disclosure; Financial Statements and Exhibits
Sep 18, 2026SCHEDULE 13G
Sep 16, 20268-K Entry into a Material Agreement; Unregistered Sale of Securities; Regulation FD Disclosure; Financial Statements and Exhibits
Aug 7, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
Aug 6, 202610-Q FORM 10-Q FOR JUN 2026
May 29, 2026SCHEDULE 13G
May 14, 2026SCHEDULE 13G/A
May 13, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
May 12, 202610-Q QUARTERLY REPORT FOR MARCH 2026
Apr 24, 202610-K/A FORM 10-K FOR DEC 2025 AMENDMENT 1
Apr 24, 20268-K Departure/Election of Directors or Officers; Financial Statements and Exhibits
Apr 23, 20264
Mar 13, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
Mar 12, 202610-K FORM 10-K FOR DEC 2025
Feb 12, 2026SCHEDULE 13G
Jan 9, 20268-K Other Events
Jan 5, 20264
Jan 5, 20264
Jan 5, 20264
Jan 5, 20264
Dec 11, 2025DEFA14A ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS
Dec 11, 20258-K Regulation FD Disclosure; Financial Statements and Exhibits
Nov 13, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Nov 12, 202510-Q FORM 10-Q FOR SEP 2025
Oct 31, 2025ARS ANNUAL REPORT TO SECURITY HOLDERS
Oct 31, 2025DEFA14A DEFINITIVE ADDITIONAL MATERIALS
Oct 31, 2025DEF 14A DEFINITIVE PROXY STATEMENT
Oct 14, 20258-K Entry into a Material Agreement; Other Events; Financial Statements and Exhibits
Oct 14, 2025424B5 FORM 424B5
Oct 10, 2025424B5 FORM 424B5
Aug 13, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Aug 12, 202510-Q FORM 10-Q FOR JUN 2025
May 14, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
May 13, 202510-Q FORM 10-Q FOR MAR 2025
May 13, 202510-K/A AMENDMENT #2 TO FORM 10-K
Apr 29, 202510-K/A AMENDMENT NO. 1 TO FORM 10-K
Apr 10, 20258-K Change in Auditor; Financial Statements and Exhibits
Mar 19, 20258-K/A Financial Statements and Exhibits
Mar 19, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Mar 18, 202510-K FORM 10-K FOR DEC 2024