{"schema_version":"secwatch.filing_event.v1","accession":"0001381197-22-000040","form_type":"8-K","ticker":"IBKR","cik":"0001381197","company_name":"Interactive Brokers Group, Inc.","filed_at":"2022-08-02T23:59:59+00:00","discovered_at":"2026-05-14T18:03:55.565784+00:00","generated_at":"2026-06-24T05:47:34.831283+00:00","sec_items":["8.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Interactive Brokers founder Peterffy adopts 10b5-1 plan to sell up to 1M shares","bullets":["Thomas Peterffy, founder and Chairman, adopted a Rule 10b5-1 trading plan on July 29, 2022.","Plan covers 1,000,000 Class A common shares received via IBG Holdings redemption plus other personal shares.","Up to 20,000 shares may be sold per day at market prices; Peterffy retains no control over timing.","Plan expires upon sale of all shares, January 28, 2023, or earlier termination in accordance with terms.","Sales will be disclosed via SEC filings; purpose is tax, asset diversification and liquidity."],"urls":{"canonical":"https://secwatch.observer/filing/0001381197-22-000040","json":"https://secwatch.observer/filing/0001381197-22-000040.json","markdown":"https://secwatch.observer/filing/0001381197-22-000040.md","text":"https://secwatch.observer/filing/0001381197-22-000040.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1381197/000138119722000040/0001381197-22-000040-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1381197/000138119722000040/ibkr-20220729x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T05:47:34.831283+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"}