{"schema_version":"secwatch.filing_event.v1","accession":"0001683168-21-004238","form_type":"8-K","ticker":"XBIO","cik":"0001534525","company_name":"Xenetic Biosciences, Inc.","filed_at":"2021-09-13T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.490836+00:00","generated_at":"2026-06-29T04:10:53.350399+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"medium","headline":"Xenetic Biosciences releases updated corporate presentation highlighting XCART CAR T program and upcoming milestones","bullets":["XCART targets tumor-specific antigens independent of CD19, advancing toward a Phase 1 study.","Cash runway expected to fund the company through an IND filing for XCART.","Corporate presentation cites potential for increased efficacy, safety, and tolerability over approved CAR T therapies.","Expects CAR T therapies to hold significant revenue share by 2026 with a drop in Rituxan use.","Plans to leverage outsourced relationships and academic collaborations for clinical development."],"urls":{"canonical":"https://secwatch.observer/filing/0001683168-21-004238","json":"https://secwatch.observer/filing/0001683168-21-004238.json","markdown":"https://secwatch.observer/filing/0001683168-21-004238.md","text":"https://secwatch.observer/filing/0001683168-21-004238.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1534525/000168316821004238/0001683168-21-004238-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1534525/000168316821004238/xenetic_i8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T04:10:53.350399+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}