secwatch.observer — SEC 8-K summary ====================================== Issuer: Interactive Brokers Group, Inc. (IBKR) CIK: 0001381197 Form: 8-K Filed at: 2023-07-27T23:59:59+00:00 Accession: 0001381197-23-000061 Event type: other_material Sentiment: negative Materiality: 0.40 Item codes: 8.01 LLM model: deepseek-v4-flash:cloud@v2 Interactive Brokers takes down 2.6M shares from shelf registration ------------------------------------------------------------------ - Filed Prospectus Supplement under Rule 424(b)(5) to take down 2,632,748 shares of common stock. - Shares taken off existing shelf Registration Statement on Form S-3 filed July 26, 2023. - Legal opinion from Dechert LLP on share validity included as exhibit. - No pricing, use of proceeds, or selling stockholder details disclosed in 8-K. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1381197/000138119723000061/0001381197-23-000061-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1381197/000138119723000061/ibkr-20230727x8k.htm HTML page: https://secwatch.observer/filing/0001381197-23-000061 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer