{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-23-043561","form_type":"8-K","ticker":"SABS","cik":"0001833214","company_name":"SAB Biotherapeutics, Inc.","filed_at":"2023-08-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:35.582633+00:00","generated_at":"2026-06-11T06:28:40.349739+00:00","sec_items":["4.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"SAB Biotherapeutics appoints EisnerAmper as new auditor after MHM resignation","bullets":["EisnerAmper LLP engaged as independent auditor for FY 2023 and Q3 2023 review, effective Aug 18, 2023.","Audit Committee and Board unanimously approved the engagement; no prior consultations with EisnerAmper occurred.","MHM resigned as auditor on Aug 21, 2023, as previously reported on July 31, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-23-043561","json":"https://secwatch.observer/filing/0000950170-23-043561.json","markdown":"https://secwatch.observer/filing/0000950170-23-043561.md","text":"https://secwatch.observer/filing/0000950170-23-043561.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1833214/000095017023043561/0000950170-23-043561-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1833214/000095017023043561/sabs-20230818.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T06:28:40.349739+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":[{"claim_id":"9119deadf54d6c378a8a275dee6a48b0800a1c06","claim":"SAB Biotherapeutics, Inc. engaged EisnerAmper LLP as its auditor.","evidence_excerpt":"On August 18, 2023, SAB Biotherapeutics, Inc. (the \"Company\") engaged EisnerAmper LLP (\"EisnerAmper\") as the Company's independent public accounting firm","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1833214/000095017023043561/0000950170-23-043561-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"EisnerAmper LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}