secwatch.observer — SEC 8-K summary ====================================== Issuer: Xenetic Biosciences, Inc. (XBIO) CIK: 0001534525 Form: 8-K Filed at: 2025-04-10T23:59:59+00:00 Accession: 0001683168-25-002396 Event type: other_material Sentiment: neutral Materiality: 0.30 Item codes: 4.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Xenetic Biosciences' auditor Marcum resigns due to acquisition; CBIZ engaged as new auditor -------------------------------------------------------------------------------- - Marcum resigned as auditor on April 8, 2025, after CBIZ acquired its attest business; Audit Committee approved. - No disagreements or reportable events between company and Marcum during FY2024, FY2023, and through resignation. - CBIZ engaged as new independent auditor on April 9, 2025, for the fiscal year ending December 31, 2025. - Marcum's audit reports for FY2024 and FY2023 were unqualified, with no adverse opinion or modifications. - No prior consultations with CBIZ on accounting or auditing matters. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1534525/000168316825002396/0001683168-25-002396-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1534525/000168316825002396/xenetic_8k.htm HTML page: https://secwatch.observer/filing/0001683168-25-002396 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer