Interactive Brokers Group, Inc.IBKR
Interactive Brokers Group, Inc. Financial Overview 2021–2025
Updated Jul 10, 2026Interactive Brokers Group achieved a staggering 77% pretax profit margin in FY2025, reflecting exceptional cost control alongside aggressive global expansion. This elite profitability underscores the central investment thesis: a highly automated, low-cost electronic brokerage model that captures massive operational leverage as global trading volumes and customer cash balances rise.
The company’s growth trajectory has been relentless. Total net revenues more than doubled, climbing from $2.714 billion in FY2021 to $6.2 billion in FY2025. This expansion was heavily fueled by an explosion in net interest income, which reached $3.6 billion in FY2025 on the back of expanded margin loans and customer credit balances. Active client acquisition compounded this financial success. By the end of FY2024, over 85% of new customers originated outside the U.S., driving total accounts to 3.337 million. As institutional interest accelerated following the company's addition to the S&P 500 Index in August 2025, management executed a four-for-one stock split to improve share accessibility.
Despite evolving central bank policies and mixed equity market conditions, the underlying balance sheet remains highly resilient. Total equity expanded to $19.5 billion by the close of Q3 2025. Rewarding this sustained top-line acceleration and strict margin discipline, the market valued the stock at $64.31 per share, trading at a multiple of 29.0x earnings at the close of FY2025.
Recent Developments (Q4 2025 and Q1 2026)
Through Q4 2025 and Q1 2026, Interactive Brokers maintained momentum by diversifying revenue streams, capitalizing on rising fixed-income trading and sustained market volatility. On April 29, 2026, shareholders elected all ten director nominees—with founder Thomas Peterffy securing 88.11% support—and extended the stock incentive plan through April 24, 2037. Notably, corporate proposals faced an aggregate of 58,060,145 non-votes.
Bulls argue that expanding fixed-income capabilities creates a durable transaction revenue base capable of offsetting potential interest income declines. Conversely, bears warn that premium pricing leaves little room for error if retail engagement cools. As of May 7, 2026, the stock commanded a steeper valuation of $83.71 per share, pushing its market capitalization to $21.4 billion at a 37.7x trailing earnings multiple on an annual EPS of $2.22.
What to watch: fixed-income trading volume trends; shifts in customer margin utilization rates.
Rev
$2.44B
FY2025
NI
$984.0M
FY2025
EPS
$2.23
FY2025
OCF
$15.81B
FY2025
Year-over-year comparison from 10-K annual reports
Data from SEC Company Facts
All IBKR Financial Metrics(39)
Income Statement
Balance Sheet
Cash Flow
Recent SEC Filings
Interactive Brokers Group, Inc. 8-K Report, Corporate Update (Jul 31, 2026)
Interactive Brokers Group, Inc. (IBKR) has filed a prospectus supplement on July 31, 2026, related to its shelf registration statement. This filing allows for the potential sale of up to 920,000 shares of the Company's common stock. The registration statement, filed on the same date, is an update to a prior filing and indicates the company's intention to offer these shares, likely for capital raising or secondary offerings. Investors should note that this 8-K filing primarily concerns the mechanics of future share offerings and does not contain new financial results or operational updates. The key takeaway is the potential for an increase in the number of outstanding shares available for trading, which could impact per-share metrics if the shares are indeed sold. The filing also includes a legal opinion letter from Dechert LLP, confirming the validity of these shares, which is standard practice for such offerings.
Interactive Brokers Group, Inc. 8-K Report, Corporate Update (Jul 31, 2026)
Interactive Brokers Group, Inc. (IBKR) has filed a Prospectus Supplement on July 31, 2026, utilizing its shelf Registration Statement on Form S-3 to issue an additional 2,499,567 shares of common stock. This action suggests the company is opportunistically accessing capital markets to potentially fund growth initiatives, expand operations, or manage its balance sheet. Investors should note that this is a "takedown" from an existing shelf registration, meaning the shares were pre-registered, allowing for a more efficient issuance process. The filing also includes an opinion letter from Dechert LLP, confirming the validity of the shares being issued. While this filing itself does not directly impact current financial results, it signals a potential increase in the total number of outstanding shares, which could have dilutive effects on existing shareholders if not accompanied by a commensurate increase in earnings or market capitalization. Investors are advised to monitor future filings for details on the use of proceeds from this stock issuance and its impact on the company's financial performance.
Interactive Brokers Group, Inc. 8-K Report, Financial Results (Jul 21, 2026)
Interactive Brokers Group, Inc. (IBKR) filed an 8-K on July 21, 2026, to report its financial results for the quarter ended June 30, 2026. The core of this filing is the press release, furnished as Exhibit 99.1, which contains the detailed financial performance for the specified period. Investors should refer to this press release for specific metrics and commentary on the company's operational and financial condition. While the 8-K itself is brief and primarily serves to attach the press release, the underlying press release will contain crucial information regarding revenue, profitability, customer growth, trading volumes, and any forward-looking statements or management outlook for Interactive Brokers. This filing is essential for understanding the company's recent performance and its implications for future investor returns.
Interactive Brokers Group, Inc. 8-K Report, Shareholder Vote Results (Apr 29, 2026)
Interactive Brokers Group, Inc. (IBKR) held its annual stockholder meeting on April 23, 2026, with the results detailed in this Form 8-K filing dated April 29, 2026. The meeting focused on several key proposals, including the election of directors, ratification of Deloitte as independent auditor, an advisory vote on executive compensation, and an amendment to the stock incentive plan. All proposals received substantial shareholder approval, indicating strong support for the company's current leadership and operational direction. Investors can view this filing as a confirmation of continued confidence in the Board of Directors and the firm's strategic framework. The strong voting outcomes for director elections and auditor ratification suggest stability and a positive outlook for the company. The election of all ten director nominees passed with overwhelming majority votes, signifying shareholder confidence in their leadership and governance. Similarly, the appointment of Deloitte & Touche LLP as the independent registered public accounting firm for fiscal year 2026 was ratified with significant support. An advisory vote on executive compensation also received broad approval, and the amendment to extend the 2007 Stock Incentive Plan for another ten years was also approved, reflecting continued alignment between management and shareholder interests regarding long-term incentives.
Interactive Brokers Group, Inc. 8-K Report, Financial Results (Apr 21, 2026)
Interactive Brokers Group, Inc. (IBKR) has filed an 8-K report on April 21, 2026, to disclose its financial results for the first quarter ended March 31, 2026. The primary purpose of this filing is to furnish a press release detailing these results, which is incorporated by reference. Investors should note that the information provided in this report, including the press release, is considered furnished and not officially "filed" with the SEC, meaning it does not carry the same legal implications as a filed document under Section 18 of the Securities Exchange Act of 1934.
View all 8-K filings →