Welcome to our dedicated page for Interactive Brokers Group SEC filings (Ticker: IBKR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Interactive Brokers Group, Inc. (NASDAQ: IBKR) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as a Nasdaq Global Select Market issuer and S&P 500 member. Interactive Brokers is an automated global electronic broker whose affiliates provide trade execution and custody of securities, commodities, foreign exchange, and forecast contracts across more than 160 markets worldwide.
Key filing types for IBKR include annual reports on Form 10-K and quarterly reports on Form 10-Q, which describe the firm’s electronic brokerage operations, risk management, and financial condition. Current reports on Form 8-K disclose material events, such as the release of quarterly financial results or capital markets transactions. For example, the company has used Form 8-K to furnish earnings press releases and to report the filing of a prospectus supplement under a shelf registration statement to offer shares of common stock.
Investors can also review registration statements and related exhibits that detail securities offerings, as well as other filings that reflect Interactive Brokers’ status as a Delaware corporation with common stock listed under the symbol IBKR. These documents help explain how the company structures its capital, manages regulatory obligations, and communicates significant developments to the market.
On Stock Titan, AI-powered tools summarize lengthy filings, highlight important sections, and clarify complex language. Real-time updates from the SEC’s EDGAR system ensure that new IBKR filings, including 10-Ks, 10-Qs, 8-Ks, and other relevant forms, appear promptly. Users can also examine insider-related disclosures such as Form 4 filings to understand equity transactions by officers, directors, or significant shareholders. This combination of primary documents and AI-generated insights can help investors and researchers interpret Interactive Brokers’ regulatory reporting more efficiently.
Interactive Brokers Group, Inc. (IBKR) insider Paul J. Brody, who serves as Chief Financial Officer and a director, reported multiple sales of Class A common stock on 09/09/2025 and 09/10/2025 under a written plan intended to satisfy Rule 10b5-1. The Form 4 discloses three sell transactions totaling 212,399 shares at weighted-average prices ranging from about $60.68 to $62.92. The filing shows indirect beneficial ownership amounts after those transactions of 977,463, 892,507, and 787,601 shares in the listed rows, and references an aggregate holding related to restricted stock units. The Form 4 was signed by an authorized signatory on behalf of Mr. Brody.
Interactive Brokers Group, Inc. filing a Form 144 reports a proposed sale of 1,000,000 Class A common shares through Interactive Brokers LLC on 09/09/2025 for an aggregate market value of $61,110,000. The shares were acquired on 07/30/2025 in an in‑kind redemption from IBG Holdings LLC and the filing lists 445,246,976 shares outstanding, implying the proposed sale equals approximately 0.23% of outstanding shares. The filer reports no other securities sold in the past three months and includes the standard representation that the seller is not aware of any undisclosed material adverse information about the issuer.
The Vanguard Group reports beneficial ownership of 50,758,486 shares of Interactive Brokers Group Inc, representing 11.40% of the common stock. Vanguard indicates it has no sole voting power and 2,422,392 shares of shared voting power, while retaining 47,231,170 shares of sole dispositive power and 3,527,316 shares of shared dispositive power. The filing states these holdings are held in the ordinary course of business and are not intended to change or influence control of the issuer. The report identifies Vanguard as an investment-adviser type filer and provides its principal business address.
Interactive Brokers Group, Inc. (IBKR) Form 144 reports a proposed sale of 400,000 Class A common shares through Interactive Brokers LLC. The filing states the shares were acquired on 07/25/2024 in an in-kind redemption from IBG Holdings LLC and lists an aggregate market value of $24,716,000 (approx.) with 445,246,976 shares outstanding.
The filing shows a sale recorded on 07/28/2025 by Earl H Nemser of 400,000 shares for gross proceeds of $26,459,403. The filer represents no undisclosed material adverse information and the broker is Interactive Brokers LLC.
Interactive Brokers Group director and Vice Chairman Earl H. Nemser reported sales of Class A common stock on 08/14/2025. The Form 4 discloses two dispositions executed under a 10b5-1 plan: 33,379 shares sold at a weighted average price of $63.86 and 20,521 shares sold at a weighted average price of $64.22. The reporting tables show holdings attributable to EN Holdings LLC and list 427,812 Class A shares in total, including vested and unvested restricted stock units. The filing includes an explanatory note that EN Holdings LLC is owned by the reporting person and his affiliates and that sale prices reflect multiple transactions within the stated ranges.
Interactive Brokers Group director and Vice Chairman Earl H. Nemser reported multiple disposals of Class A common stock in a Form 4 filing. The transactions on 08/12/2025 and 08/13/2025 show sales executed by or attributed to EN Holdings LLC, an entity owned by the reporting person and affiliates. Total reported disposals include blocks of 153,000, 41,086, 4,600, 200, 200, 2,400, and 200 shares at weighted-average prices ranging roughly from $63.75 to $68.04. Following the transactions, EN Holdings LLC beneficially owned between 502,586 and 453,900 shares depending on line items; the filing also discloses 427,812 shares attributable to vested and unvested restricted stock units under the company plan.
Earl H. Nemser, Vice Chairman and director of Interactive Brokers Group, Inc. (IBKR), reported multiple sales of Class A common stock on this Form 4. The filing shows sales executed on 08/08/2025 and 08/11/2025 by EN Holdings LLC, an entity owned by the reporting person and his affiliates. The Form lists sales of 10,200 shares at a weighted average price of $65.60, 2,641 shares at $65.94, and 12,841 shares at $66.09, with price ranges disclosed in footnotes.
The filing reports post-transaction beneficial ownership figures associated with EN Holdings LLC including 671,068, 668,427 and 655,586 shares on the respective lines, and separately notes 427,812 shares attributable to vested and unvested restricted stock units awarded under the company plan. The form is signed by an authorized signatory on 08/12/2025.
Interactive Brokers Group, Inc. (IBKR) Vice Chairman and director Earl H. Nemser reported several sales of Class A common stock executed through EN Holdings LLC. The Form 4 discloses those disposals and the resulting beneficial ownership figures held by EN Holdings LLC.
On 08/06/2025 Nemser sold 12,641 shares at a weighted average price of $63.47 and 200 shares at $64.16. On 08/07/2025 he sold 12,400 shares at a weighted average price of $63.94 and 441 shares at $64.35, a total of 25,682 shares sold. The filing lists the amounts of Class A shares beneficially owned following each reported transaction as 694,309, 694,109, 681,709, and 681,268, respectively.
Footnotes state that EN Holdings LLC is owned by the reporting person and his affiliates and that the reported prices are weighted averages across price ranges. The filing also notes 427,812 shares attributable to vested and unvested restricted stock units awarded under the company’s 2007 Stock Incentive Plan.
Form 4 filed 08/06/2025 reports insider sales by Earl H. Nemser (Vice Chairman and Director) of Interactive Brokers Group, Inc. (IBKR).
Nemser, through EN Holdings LLC, sold 12,841 Class A shares on 08/04/2025 at a weighted-average price of $64.54 and sold 11,041 and 1,800 Class A shares on 08/05/2025 at weighted-average prices of $63.64 and $64.84, respectively, for a total of 25,682 shares sold. Following these transactions, the filing shows EN Holdings LLC beneficially owning 706,950 Class A shares (down from 719,791). The filing also discloses direct ownership of 427,812 Class A shares attributable to vested and unvested restricted stock units under the amended 2007 Stock Incentive Plan. Footnotes provide transaction price ranges and offer to supply detailed breakdowns on request.