{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-149654","form_type":"8-K","ticker":"FBLG","cik":"0001958777","company_name":"FibroBiologics, Inc.","filed_at":"2026-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:33.321464+00:00","generated_at":"2026-05-15T06:49:49.544673+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"FibroBiologics terminates sublease early, saves ~$0.8M in rent","bullets":["Sublease for Webster, TX office terminated April 2, 2026, 18 months early; single payment of $45,108.25 resolves all rent obligations.","Company expects to save approx. $0.8 million in future rent payments through consolidation.","New principal executive office address is 9350 Kirby Drive, Suite 300, Houston, TX 77054, following 2025 opening of 10,000+ sq ft lab."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-149654","json":"https://secwatch.observer/filing/0001193125-26-149654.json","markdown":"https://secwatch.observer/filing/0001193125-26-149654.md","text":"https://secwatch.observer/filing/0001193125-26-149654.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1958777/000119312526149654/0001193125-26-149654-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1958777/000119312526149654/fblg-20260403.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T06:49:49.544673+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":"3134ab44382905a7dbc6af99c4f68437c39ae69d","claim":"FibroBiologics, Inc. terminated Lease Termination Agreement with United Fire & Casualty Co. (doing business as United Fire Group) valued at $45,108.25 (effective 2026-04-03).","evidence_excerpt":"On April 3, 2026, FibroBiologics, Inc. (the “Company”) entered into a Sublease Buyout Agreement (the “Lease Termination Agreement”) with United Fire & Casualty Co. (doing business as United Fire Group) (the “Sublandlord”) to terminate that certain Sublease Agreement, which was effective as of October 5, 2022 (“Sublease”)","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1958777/000119312526149654/0001193125-26-149654-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"termination"},{"label":"Agreement","value":"lease"},{"label":"Counterparty","value":"United Fire & Casualty Co. (doing business as United Fire Group)"},{"label":"Value","value":"$45,108.25"},{"label":"Effective","value":"2026-04-03"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}