{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-074589","form_type":"8-K","ticker":"CABA","cik":"0001759138","company_name":"Cabaletta Bio, Inc.","filed_at":"2025-05-19T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.611966+00:00","generated_at":"2026-05-21T01:54:32.062006+00:00","sec_items":["5.02"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Cabaletta Bio reprices underwater employee stock options to $1.92 per share","bullets":["Repricing effective May 19, 2025; applies to options with exercise price >1.5x May 19 closing price.","New exercise price set at $1.92; repriced options subject to a one-year retention period.","Approximately 75% of employee/director/consultant stock options were underwater before repricing.","Eligible participants include CEO Steven Nichtberger, CFO Anup Marda, and other executives/directors."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-074589","json":"https://secwatch.observer/filing/0000950170-25-074589.json","markdown":"https://secwatch.observer/filing/0000950170-25-074589.md","text":"https://secwatch.observer/filing/0000950170-25-074589.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1759138/000095017025074589/0000950170-25-074589-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1759138/000095017025074589/caba-20250515.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-21T01:54:32.062006+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"}