{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-005659","form_type":"8-K","ticker":"RGNX","cik":"0001590877","company_name":"REGENXBIO Inc.","filed_at":"2025-01-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.100034+00:00","generated_at":"2026-05-28T02:03:47.833213+00:00","sec_items":["1.01","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"REGENXBIO licenses RGX-121/RGX-111 to Nippon Shinyaku for $110M upfront, up to $700M milestones","bullets":["Upfront $110M, milestones up to $700M ($40M dev/reg, $660M sales), plus double-digit royalties on net sales in U.S. and Asia.","REGENXBIO retains 100% of proceeds from RGX-121 Priority Review Voucher; rolling BLA submitted, potential FDA approval late 2025.","Nippon Shinyaku to commercialize in Licensed Territory (U.S., Asia); REGENXBIO leads manufacturing and retains rest-of-world rights.","RGX-111 for MPS I (Hurler) also included; Phase 1/2 results promising. Deal expected to close by end of Q1 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-005659","json":"https://secwatch.observer/filing/0001193125-25-005659.json","markdown":"https://secwatch.observer/filing/0001193125-25-005659.md","text":"https://secwatch.observer/filing/0001193125-25-005659.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1590877/000119312525005659/0001193125-25-005659-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1590877/000119312525005659/d868307d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T02:03:47.833213+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"}