{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-22-009250","form_type":"8-K","ticker":"ONCO","cik":"0001782107","company_name":"Onconetix, Inc.","filed_at":"2022-02-24T23:59:59+00:00","discovered_at":"2026-05-14T18:04:08.180192+00:00","generated_at":"2026-06-27T04:58:03.383026+00:00","sec_items":["1.01","1.02","3.03","5.03","5.02","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Blue Water Vaccines closes $20M IPO; appoints James Sapirstein to board","bullets":["Closed IPO of 2,222,222 shares at $9.00/share; net proceeds ~$17.8M after underwriting costs.","John Rice resigned from board effective Feb 23, 2022; James Sapirstein appointed to board same day.","All outstanding series seed preferred shares converted into 5,626,365 common shares upon closing.","Right of first refusal and co-sale agreement and voting agreement terminated in connection with IPO.","Amended and restated certificate of incorporation and bylaws adopted effective Feb 23, 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-22-009250","json":"https://secwatch.observer/filing/0001213900-22-009250.json","markdown":"https://secwatch.observer/filing/0001213900-22-009250.md","text":"https://secwatch.observer/filing/0001213900-22-009250.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1782107/000121390022009250/0001213900-22-009250-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1782107/000121390022009250/ea156152-8k_bluewater.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T04:58:03.383026+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":"4c5ec6dbef","claim":"James Sapirstein was appointed as member of the Board at Onconetix, Inc..","evidence_excerpt":"Effective as of February 23, 2022, the Board appointed James Sapirstein to serve as a member of the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1782107/000121390022009250/0001213900-22-009250-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"member of the Board"}],"fact_type":"executive_change"},{"claim_id":"620e09cbe3","claim":"John Rice resigned as member of the Board of Directors at Onconetix, Inc..","evidence_excerpt":"Effective as of February 23, 2022, John Rice resigned as a member of the Board of Directors (the “Board”) of Blue Water Vaccines Inc.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1782107/000121390022009250/0001213900-22-009250-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"member of the Board of Directors"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}