{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-24-008535","form_type":"8-K","ticker":"MBIO","cik":"0001680048","company_name":"MUSTANG BIO, INC.","filed_at":"2024-05-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:19.552432+00:00","generated_at":"2026-06-01T11:08:49.444576+00:00","sec_items":["3.01","8.01"],"event_type":"regulatory","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Mustang Bio receives second Nasdaq deficiency notice; stock bid below $1 for 31 days","bullets":["Nasdaq notified Mustang Bio on May 16, 2024 that bid price closed below $1 for 31 consecutive business days.","Company has 180 days, until November 12, 2024, to regain compliance by closing at $1.00 or more for 10+ days.","Prior stockholders' equity deficiency: Nasdaq granted extension through September 9, 2024 to regain compliance.","If not cured, Mustang may seek a second grace period or request a hearing to avoid delisting.","No decision yet on reverse stock split or other remedy; delisting risk remains if compliance is not achieved."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-24-008535","json":"https://secwatch.observer/filing/0001558370-24-008535.json","markdown":"https://secwatch.observer/filing/0001558370-24-008535.md","text":"https://secwatch.observer/filing/0001558370-24-008535.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680048/000155837024008535/0001558370-24-008535-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680048/000155837024008535/tmb-20240516x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T11:08:49.444576+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"}