{"schema_version":"secwatch.filing_event.v1","accession":"0001520138-22-000076","form_type":"8-K","ticker":"MYSE","cik":"0001648960","company_name":"Myseum.AI, Inc.","filed_at":"2022-02-16T23:59:59+00:00","discovered_at":"2026-05-14T18:04:07.563944+00:00","generated_at":"2026-06-27T07:33:07.600473+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"DatChat CFO Vadim Mats resigns; Brett Blumberg appointed as new CFO","bullets":["CFO Vadim Mats resigned effective February 15, 2022; not due to any disagreement with the company.","Brett Blumberg appointed as CFO; employment agreement includes $60,000 annual base salary.","Blumberg granted option to purchase 50,000 shares under 2021 Equity Incentive Plan.","Blumberg is a CPA and has been a partner at Jubran, Shorr & Company since 2015."],"urls":{"canonical":"https://secwatch.observer/filing/0001520138-22-000076","json":"https://secwatch.observer/filing/0001520138-22-000076.json","markdown":"https://secwatch.observer/filing/0001520138-22-000076.md","text":"https://secwatch.observer/filing/0001520138-22-000076.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1648960/000152013822000076/0001520138-22-000076-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1648960/000152013822000076/dats-20220215_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T07:33:07.600473+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":"62f133233e","claim":"Vadim Mats resigned as Chief Financial Officer at Myseum.AI, Inc..","evidence_excerpt":"accepted Chief Financial Officer, Vadim Mats’ resignation, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1648960/000152013822000076/0001520138-22-000076-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"bfe4bbd246","claim":"Brett Blumberg was appointed as Chief Financial Officer at Myseum.AI, Inc..","evidence_excerpt":"appointed Brett Blumberg as Chief Financial Officer of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1648960/000152013822000076/0001520138-22-000076-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}