{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-028990","form_type":"8-K","ticker":"ESMC","cik":"0000862668","company_name":"ESCALON MEDICAL CORP","filed_at":"2025-04-04T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.500854+00:00","generated_at":"2026-05-23T21:56:32.001638+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Escalon Medical replaces auditor after Marcum resignation; prior reports flagged going concern and material weakness","bullets":["Marcum LLP resigned as independent auditor on April 2, 2025; CBIZ CPAs P.C. appointed same day.","No audit disagreements in fiscal 2023-2024; reports included going-concern explanatory paragraph.","Company disclosed material weakness in internal controls over inventory valuation in prior 10-Ks.","Marcum provided letter concurring with dismissal statement, filed as Exhibit 16."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-028990","json":"https://secwatch.observer/filing/0001213900-25-028990.json","markdown":"https://secwatch.observer/filing/0001213900-25-028990.md","text":"https://secwatch.observer/filing/0001213900-25-028990.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/862668/000121390025028990/0001213900-25-028990-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/862668/000121390025028990/ea0237184-8k_escalon.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T21:56:32.001638+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":"a00ceb1f0be5a94e5e90dfbfb1ac235fd4e8b01b","claim":"ESCALON MEDICAL CORP engaged CBIZ CPAs P.C. as its auditor.","evidence_excerpt":"Also on April 2, 2025, the Company, with the approval of the Audit Committee of the Company’s Board of Directors, engaged CBIZ CPAs P.C. as the Company’s independent registered public accounting firm.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/862668/000121390025028990/0001213900-25-028990-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"CBIZ CPAs P.C."}],"fact_type":"auditor_change"},{"claim_id":"aef8aac77432f8544f7a9adee7f9a3e598eb0194","claim":"Marcum LLP resigned as auditor of ESCALON MEDICAL CORP.","evidence_excerpt":"On April 2, 2025, Marcum informed Escalon Medical Corp. (the “Company”) that Marcum resigned as the Company’s independent registered public accounting firm.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/862668/000121390025028990/0001213900-25-028990-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"resignation"},{"label":"Auditor","value":"Marcum LLP"},{"label":"Successor","value":"CBIZ CPAs P.C."}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}