{"schema_version":"secwatch.filing_event.v1","accession":"0000891092-21-006265","form_type":"8-K","ticker":"SIEB","cik":"0000065596","company_name":"SIEBERT FINANCIAL CORP","filed_at":"2021-08-25T23:59:59+00:00","discovered_at":"2026-05-14T18:04:20.476905+00:00","generated_at":"2026-06-29T07:59:23.481451+00:00","sec_items":["8.01","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Siebert Financial to acquire 24% of Tigress Financial Partners in equity swap","bullets":["Siebert to purchase 24% of Tigress Financial Partners; Tigress receives 24% of WPS Prime Services and SIEB shares.","Cynthia DiBartolo, founder/CEO of Tigress, to join Siebert management at close of transaction.","Transaction expected to close by Q3 2021, subject to due diligence, FINRA approval, and definitive agreements.","Financial terms not disclosed; deal builds on Siebert's legacy and diversity initiatives.","Partnership aims to expand platform and distribution capabilities; ties to Goldman Sachs and Pershing."],"urls":{"canonical":"https://secwatch.observer/filing/0000891092-21-006265","json":"https://secwatch.observer/filing/0000891092-21-006265.json","markdown":"https://secwatch.observer/filing/0000891092-21-006265.md","text":"https://secwatch.observer/filing/0000891092-21-006265.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/65596/000089109221006265/0000891092-21-006265-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/65596/000089109221006265/sieb8k2021.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T07:59:23.481451+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"}