{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-240553","form_type":"8-K","ticker":"VCNX","cik":"0001205922","company_name":"VACCINEX, INC.","filed_at":"2023-09-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.337598+00:00","generated_at":"2026-06-10T09:33:38.572410+00:00","sec_items":["3.03","5.03","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Vaccinex implements 1-for-15 reverse stock split effective Sept 25, 2023","bullets":["Reverse stock split at 1-for-15 ratio, effective 5:00 p.m. ET on September 25, 2023.","Objective to regain compliance with Nasdaq $1.00 minimum bid price by October 9, 2023.","Stock to trade on Nasdaq under symbol VCNX on split-adjusted basis from September 26, 2023.","Fractional shares resulting from the split will be rounded up to the nearest whole share.","No change to authorized shares or par value; CUSIP changes to 918640202."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-240553","json":"https://secwatch.observer/filing/0001193125-23-240553.json","markdown":"https://secwatch.observer/filing/0001193125-23-240553.md","text":"https://secwatch.observer/filing/0001193125-23-240553.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1205922/000119312523240553/0001193125-23-240553-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1205922/000119312523240553/d505692d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T09:33:38.572410+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":"2ba7adb6b284740ad5734588d23000793a77e58d","claim":"VACCINEX, INC.: Filing of Certificate of Amendment to effect a 1-for-15 reverse stock split (effective 2023-09-25).","evidence_excerpt":"On September 22, 2023, Vaccinex, Inc. (the “Company”) filed a Certificate of Amendment (the “Amendment”) to the Company’s Amended and Restated Certificate of Incorporation, with the Delaware Secretary of State to implement a reverse stock split of the Company’s issued shares of common stock at a ratio of 1-for-15, effective at 5:00 p.m. Eastern Time on September 25, 2023 (the “Reverse Stock Split”), previously approved by the Company’s Board of Directors.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1205922/000119312523240553/0001193125-23-240553-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2023-09-25"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}