{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-24-009313","form_type":"8-K","ticker":"PTCT","cik":"0001070081","company_name":"PTC THERAPEUTICS, INC.","filed_at":"2024-06-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:17.170647+00:00","generated_at":"2026-06-01T03:13:37.482659+00:00","sec_items":["1.01","5.07","7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"PTC518 Ph2 PIVOT-HD shows mHTT lowering and clinical trends; FDA lifts partial clinical hold","bullets":["PTC518 lowered mHTT in blood by 22% (5mg) and 43% (10mg) at Month 12; similar CSF levels.","Total Motor Score worsening: 2.0 (5mg), 1.3 (10mg) vs 4.9 for placebo, suggesting slowed progression.","FDA lifted partial clinical hold on PTC518 program based on PIVOT-HD interim data.","Company received $250M from Royalty Pharma for first tranche of Evrysdi royalty sale under amended agreement.","Hopewell lease amended to significantly reduce space and rent; lease no longer considered material."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-24-009313","json":"https://secwatch.observer/filing/0001558370-24-009313.json","markdown":"https://secwatch.observer/filing/0001558370-24-009313.md","text":"https://secwatch.observer/filing/0001558370-24-009313.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1070081/000155837024009313/0001558370-24-009313-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1070081/000155837024009313/tmb-20240617x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T03:13:37.482659+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"}