{"schema_version":"secwatch.filing_event.v1","accession":"0000891092-21-006396","form_type":"8-K","ticker":"SIEB","cik":"0000065596","company_name":"SIEBERT FINANCIAL CORP","filed_at":"2021-09-03T23:59:59+00:00","discovered_at":"2026-05-14T18:04:20.477179+00:00","generated_at":"2026-06-29T05:55:21.475047+00:00","sec_items":["1.02","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Goldman Sachs terminates clearing agreements with Siebert's WPS; future periods materially adversely affected","bullets":["On Aug 30, 2021, GSCO notified WPS (Siebert subsidiary) of termination of clearing agreements; GSCO clears most WPS customer trades.","Termination will not materially adversely affect Siebert's 2021 net income, but will materially adversely affect future results.","Siebert expects revenue/net income growth from other business lines to substantially offset WPS's lost revenue and net income."],"urls":{"canonical":"https://secwatch.observer/filing/0000891092-21-006396","json":"https://secwatch.observer/filing/0000891092-21-006396.json","markdown":"https://secwatch.observer/filing/0000891092-21-006396.md","text":"https://secwatch.observer/filing/0000891092-21-006396.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/65596/000089109221006396/0000891092-21-006396-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/65596/000089109221006396/sieb8k2021.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T05:55:21.475047+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"}