---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-23-031827"
form_type: "8-K"
ticker: "ONCO"
cik: "0001782107"
company_name: "Onconetix, Inc."
filed_at: "2023-04-24T23:59:59+00:00"
generated_at: "2026-06-16T19:16:11.578231+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Blue Water Vaccines changes name to Blue Water Biotech after ENTADFI acquisition

## Summary
- Company changed name from Blue Water Vaccines Inc. to Blue Water Biotech Inc., effective April 21, 2023.
- Acquired ENTADFI (FDA-approved for benign prostatic hyperplasia) from Veru Inc., marking transition to commercial stage.
- Commercial team led by Frank Jaeger to launch ENTADFI; pipeline includes vaccines for pneumococcal, flu, Marburg, Chlamydia.
- Common stock continues trading on Nasdaq under ticker BWV.

## SEC filing metadata
- accession: 0001213900-23-031827
- form_type: 8-K
- ticker: ONCO
- cik: 0001782107
- company_name: Onconetix, Inc.
- filed_at: 2023-04-24T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1782107/000121390023031827/0001213900-23-031827-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1782107/000121390023031827/ea177344-8k_bluewater.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-23-031827
- JSON: https://secwatch.observer/filing/0001213900-23-031827.json
- Plain text: https://secwatch.observer/filing/0001213900-23-031827.txt

## Key facts
- Governance Changes
  Onconetix, Inc.: Amended Second Amended and Restated Certificate of Incorporation to change corporate name from 'Blue Water Vaccines Inc.' to 'Blue Water Biotech, Inc.' (effective 2023-04-21).
  - Change: charter amendment
  - Effective: 2023-04-21
  source text: On April 21, 2023, Blue Water Biotech, Inc., a Delaware corporation (the “Company”), filed an amendment to its Second Amended and Restated Certificate of Incorporation with the Secretary of State of Delaware to change its corporate name from “Blue Water Vaccines Inc.” to “Blue Water Biotech, Inc.” (the “Name Change Amendment”). The name change was effective as of April 21, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1782107/000121390023031827/0001213900-23-031827-index.htm
- Governance Changes
  Onconetix, Inc.: Amended bylaws to reflect corporate name change to Blue Water Biotech, Inc (effective 2023-04-21).
  - Change: bylaw amendment
  - Effective: 2023-04-21
  source text: In connection with the name change, the Company amended the Company’s bylaws to reflect the corporate name Blue Water Biotech, Inc., also effective on April 21, 2023. No other changes were made to the bylaws.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1782107/000121390023031827/0001213900-23-031827-index.htm

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