{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-018471","form_type":"8-K","ticker":"BBNX","cik":"0001674632","company_name":"Beta Bionics, Inc.","filed_at":"2025-01-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.400549+00:00","generated_at":"2026-05-27T04:44:13.445748+00:00","sec_items":["3.02","5.03","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Beta Bionics closes upsized IPO of 13.8M shares at $17.00, raises $229.1M","bullets":["IPO of 13,800,000 shares at $17.00/share, including full exercise of underwriters' option for 1,800,000 additional shares.","Gross proceeds to Beta Bionics from IPO total $212.1M; combined with concurrent private placement, aggregate proceeds $229.1M.","Private placement: 1,000,000 shares sold to existing investor at IPO price of $17.00/share.","Shares began trading on Nasdaq Global Market on January 30, 2025 under ticker BBNX.","Lead bookrunners: BofA Securities, Piper Sandler, and Leerink Partners; Stifel bookrunner; Lake Street co-manager."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-018471","json":"https://secwatch.observer/filing/0001193125-25-018471.json","markdown":"https://secwatch.observer/filing/0001193125-25-018471.md","text":"https://secwatch.observer/filing/0001193125-25-018471.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1674632/000119312525018471/0001193125-25-018471-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1674632/000119312525018471/d933339d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T04:44:13.445748+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"}