---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-086655"
form_type: "8-K/A"
ticker: "ONCO"
cik: "0001782107"
company_name: "Onconetix, Inc."
filed_at: "2024-10-09T23:59:59+00:00"
generated_at: "2026-05-30T17:26:32.939075+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Onconetix resolves Nasdaq delisting risk via reverse split & listing approval

## Summary
- Received delisting notice on Sep 18 for bid price & equity non-compliance; Nasdaq approved initial listing on Sep 19, rendering issues moot.
- Effected 1-for-40 reverse stock split effective Sep 24; no fractional shares issued.
- Converted all Series A Preferred (142,749 shares) and Series B Preferred (6,741,820 shares) into common stock.
- Issued 513,424 units to Altos Venture with warrants; all warrants exercised for additional 154,027 shares.
- Post-split shares outstanding ~8.3M; common stock continues trading on Nasdaq under ONCO.

## SEC filing metadata
- accession: 0001213900-24-086655
- form_type: 8-K/A
- ticker: ONCO
- cik: 0001782107
- company_name: Onconetix, Inc.
- filed_at: 2024-10-09T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 3.01, 3.02, 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1782107/000121390024086655/0001213900-24-086655-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1782107/000121390024086655/ea0217249-8ka1_onconetix.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-086655
- JSON: https://secwatch.observer/filing/0001213900-24-086655.json
- Plain text: https://secwatch.observer/filing/0001213900-24-086655.txt

## Key facts
- Governance Changes
  Onconetix, Inc.: Amended Certificate of Incorporation to effect a 1-for-40 reverse stock split of common stock (effective 2024-09-24).
  - Change: charter amendment
  - Effective: 2024-09-24
  source text: On September 23, 2024, the Company filed an amendment (the “ Amendment ”) to the Company’s Amended and Restated Certificate of Incorporation to effect a Reverse Stock Split of all of the outstanding shares of its issued and outstanding Common Stock at a ratio of one-for-forty (1:40). The Reverse Stock Split became effective in accordance with the terms of the Amendment at 12:01 a.m. Eastern Time on September 24, 2024 (the “ Effective Time ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1782107/000121390024086655/0001213900-24-086655-index.htm

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