{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-004523","form_type":"8-K","ticker":"MREO","cik":"0001719714","company_name":"Mereo BioPharma Group plc","filed_at":"2025-01-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.579073+00:00","generated_at":"2026-05-28T03:37:01.618701+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Mereo BioPharma: setrusumab Phase 3 Orbit 2nd interim analysis mid-2025; alvelestat gets positive EMA orphan opinion","bullets":["Phase 3 Orbit study of setrusumab in OI progressing to second interim analysis expected mid-2025; final analysis possible Q4 2025.","Alvelestat receives positive EMA COMP opinion for Orphan Designation; European Commission final decision expected Q1 2025.","Cash runway reaffirmed into 2027, funding through multiple key inflection points including setrusumab milestones.","Cosmic study in OI patients aged 2 to <7 years continuing; data will be evaluated with Orbit analyses."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-004523","json":"https://secwatch.observer/filing/0000950170-25-004523.json","markdown":"https://secwatch.observer/filing/0000950170-25-004523.md","text":"https://secwatch.observer/filing/0000950170-25-004523.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1719714/000095017025004523/0000950170-25-004523-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1719714/000095017025004523/mreo-20250112.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T03:37:01.618701+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}