---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-013724"
form_type: "8-K"
ticker: "ONCO"
cik: "0001782107"
company_name: "Onconetix, Inc."
filed_at: "2026-02-09T23:59:59+00:00"
generated_at: "2026-05-16T03:55:19.450472+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Onconetix shareholders approve reverse stock split (1:2 to 1:50) at special meeting

## Summary
- Reverse stock split proposal passed with 562,803 votes for, 123,144 against, 986 abstentions.
- Board authorized to implement split at any ratio between 1-for-2 and 1-for-50 on or before Feb 3, 2027.
- Adjournment proposal also approved with 567,357 votes for, 118,604 against, 972 abstentions.
- Total outstanding shares as of Dec 12, 2025 record date: 1,555,015 shares.

## SEC filing metadata
- accession: 0001213900-26-013724
- form_type: 8-K
- ticker: ONCO
- cik: 0001782107
- company_name: Onconetix, Inc.
- filed_at: 2026-02-09T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1782107/000121390026013724/0001213900-26-013724-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1782107/000121390026013724/ea0276183-8k_onconetix.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-013724
- JSON: https://secwatch.observer/filing/0001213900-26-013724.json
- Plain text: https://secwatch.observer/filing/0001213900-26-013724.txt

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