{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-053367","form_type":"8-K","ticker":"ONCO","cik":"0001782107","company_name":"Onconetix, Inc.","filed_at":"2025-06-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.691960+00:00","generated_at":"2026-05-19T13:41:03.482359+00:00","sec_items":["1.01","2.03","3.03","5.03","7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Onconetix announces 1-for-85 reverse stock split effective June 13 to regain Nasdaq compliance","bullets":["Reverse split 1-for-85 effective June 13, 2025; outstanding shares reduced from ~44.4M to ~521,863.","Split intended to regain Nasdaq minimum $1.00 bid price compliance; no change to authorized shares.","New CUSIP 68237Q203; trading symbol ONCO unchanged.","Promissory note of $147,058.82 issued to Keystone Capital Partners with $22,059 OID, subordinated to Veru debt, due by March 5, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-053367","json":"https://secwatch.observer/filing/0001213900-25-053367.json","markdown":"https://secwatch.observer/filing/0001213900-25-053367.md","text":"https://secwatch.observer/filing/0001213900-25-053367.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1782107/000121390025053367/0001213900-25-053367-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1782107/000121390025053367/ea0245387-8k_onconetix.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T13:41:03.482359+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":[{"claim_id":"192822e1dd9dd4758209d516d7f2b946ee636dc1","claim":"Onconetix, Inc. incurred loan of aggregate principal amount of $147,058.82 with Keystone Capital Partners, LLC at does not initially bear interest maturing March 5, 2026.","evidence_excerpt":"issued a promissory note to Keystone Capital Partners, LLC with original issue discount of $22,058.82, in an aggregate principal amount of $147,058.82. The note is due and payable upon the earlier of (i) the Company’s receipt of sufficient proceeds from the ELOC and (ii) March 5, 2026","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1782107/000121390025053367/0001213900-25-053367-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"loan"},{"label":"Principal","value":"aggregate principal amount of $147,058.82"},{"label":"Counterparty","value":"Keystone Capital Partners, LLC"},{"label":"Rate","value":"does not initially bear interest"},{"label":"Maturity","value":"March 5, 2026"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"05bf923994ad0f2c063579fe65b307cbb088de02","claim":"Onconetix, Inc.: Amendment to Amended and Restated Certificate of Incorporation to effect a 1-for-85 reverse stock split (effective 2025-06-13).","evidence_excerpt":"On June 11, 2025, the Company expects to file the Amendment to its Charter with the Secretary of State of the State of Delaware to effect a reverse stock split of its Common Stock at a ratio of 1-to-85 (the \"Reverse Stock Split\"). The Reverse Stock Split will become effective in accordance with the terms of the Amendment at 12:01 a.m. Eastern Time on June 13, 2025 (the \"Effective Time\").","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1782107/000121390025053367/0001213900-25-053367-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-06-13"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}