{"schema_version":"secwatch.filing_event.v1","accession":"0001694665-23-000100","form_type":"8-K","ticker":null,"cik":"0001694665","company_name":"Evelo Biosciences, Inc.","filed_at":"2023-06-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:40.084444+00:00","generated_at":"2026-06-13T14:56:54.052821+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Evelo Biosciences completes 1-for-20 reverse stock split; trading begins June 30","bullets":["Approved by stockholders on June 8, 2023; Board set ratio at 1-for-20 on June 27.","Reverse stock split became effective at 5:00 pm ET on June 29, 2023.","Every 20 existing shares converted into 1 share; no fractional shares issued, cash in lieu.","Trading on split-adjusted basis expected to start June 30 under symbol EVLO; new CUSIP: 299734202.","Number of authorized shares and par value unchanged; adjustments made to equity awards and warrants."],"urls":{"canonical":"https://secwatch.observer/filing/0001694665-23-000100","json":"https://secwatch.observer/filing/0001694665-23-000100.json","markdown":"https://secwatch.observer/filing/0001694665-23-000100.md","text":"https://secwatch.observer/filing/0001694665-23-000100.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1694665/000169466523000100/0001694665-23-000100-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1694665/000169466523000100/evlo-20230629.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T14:56:54.052821+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":"351dbeb2ced7db7bd98640faa8ee5dd1cecbde5e","claim":"Evelo Biosciences, Inc.: Effected a 1-for-20 reverse stock split by filing a Certificate of Amendment to the Restated Certificate of Incorporation (effective 2023-06-29).","evidence_excerpt":"On June 29, 2023, the Company filed with the Secretary of State of the State of Delaware a certificate of amendment (the “ Certificate of Amendment ”) to amend the Company’s Certificate of Incorporation to effect the Reverse Stock Split. The Reverse Stock Split became effective at 5:00 p.m., Eastern Time, on June 29, 2023.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1694665/000169466523000100/0001694665-23-000100-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2023-06-29"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}