{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-104101","form_type":"8-K","ticker":"JSPR","cik":"0001788028","company_name":"Jasper Therapeutics, Inc.","filed_at":"2026-09-28T20:44:17+00:00","discovered_at":"2026-09-28T20:45:00.431995+00:00","generated_at":"2026-10-12T13:37:04.782926+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Jasper Therapeutics CFO Herb Cross resigns Oct 9; CEO Jeet Mahal takes interim PFO role","bullets":["CFO, principal financial and accounting officer and corporate secretary Herb Cross resigned effective October 9, 2026 to pursue other professional endeavors.","Board acted September 28, 2026: CEO Jeet Mahal named interim Principal Financial Officer and VP Finance Rick Ruiz interim Principal Accounting Officer.","Chief Operating Officer Matthew Ros was appointed interim Corporate Secretary; all three appointments take effect on Cross's resignation date.","Ruiz, 62, joined Jasper in 2024 after VP Finance roles at Atreca and controller work at Audible Magic; he keeps a $364,000 base salary and equity eligibility.","No new equity award was granted to Ruiz for the interim promotion, and no permanent CFO replacement was named."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-104101","json":"https://secwatch.observer/filing/0001213900-26-104101.json","markdown":"https://secwatch.observer/filing/0001213900-26-104101.md","text":"https://secwatch.observer/filing/0001213900-26-104101.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1788028/000121390026104101/0001213900-26-104101-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1788028/000121390026104101/ea0306856-8k_jasper.htm"},"model":{"generated_by":"deepseek-v4.1-flash:cloud@v2","generated_at":"2026-10-12T13:37:04.782926+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"}