secwatch.observer — SEC 8-K summary ====================================== Issuer: Interactive Brokers Group, Inc. (IBKR) CIK: 0001381197 Form: 8-K Filed at: 2023-07-26T23:59:59+00:00 Accession: 0001381197-23-000054 Event type: other_material Sentiment: neutral Materiality: 0.30 Item codes: 8.01 LLM model: deepseek-v4-flash:cloud@v2 Interactive Brokers registers 630,000 shares from shelf registration statement ------------------------------------------------------------------------------ - Filed prospectus supplement to register 630,000 shares of common stock. - Shelf registration Statement No. 333-273451 filed with SEC on July 26, 2023. - Dechert LLP legal opinion on share validity filed as exhibit. - Number of shares represents less than 1% of outstanding common stock. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1381197/000138119723000054/0001381197-23-000054-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1381197/000138119723000054/ibkr-20230726x8k.htm HTML page: https://secwatch.observer/filing/0001381197-23-000054 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer