---
schema_version: "secwatch.filing_event.v1"
accession: "0001683168-21-003133"
form_type: "8-K"
ticker: "XBIO"
cik: "0001534525"
company_name: "Xenetic Biosciences, Inc."
filed_at: "2021-07-28T23:59:59+00:00"
generated_at: "2026-06-30T01:37:38.642171+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Xenetic Biosciences closes $12.5M private placement priced at $2.70/share; issues warrants with $3.30 strike

## Summary
- Closed private placement of 4,629,630 shares at $2.70 per share for gross proceeds of $12.5M; H.C. Wainwright as placement agent.
- Issued warrants to purchase up to 4,629,630 shares at $3.30, exercisable immediately; potential cash proceeds of $15.3M if fully exercised.
- Pricing at a premium to market under Nasdaq rules; securities sold to a single healthcare-focused institutional investor.
- Company intends net proceeds for general working capital purposes; agreement to file resale registration statement within 30 days.

## SEC filing metadata
- accession: 0001683168-21-003133
- form_type: 8-K
- ticker: XBIO
- cik: 0001534525
- company_name: Xenetic Biosciences, Inc.
- filed_at: 2021-07-28T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1534525/000168316821003133/0001683168-21-003133-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1534525/000168316821003133/xenetic_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001683168-21-003133
- JSON: https://secwatch.observer/filing/0001683168-21-003133.json
- Plain text: https://secwatch.observer/filing/0001683168-21-003133.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.