Interactive Brokers (IBKR) furnishes Q3 2025 results press release

Interactive Brokers Group, Inc. (IBKR) furnished an 8-K announcing it issued a press release with financial results for the quarter ended September 30, 2025.

Rhea-AI Filing Summary

Interactive Brokers Group, Inc. (IBKR) furnished an 8-K announcing it issued a press release with financial results for the quarter ended September 30, 2025. The press release is provided as Exhibit 99.1.

The company states the information is furnished under Item 2.02 and is not deemed “filed” for purposes of Section 18 of the Exchange Act, nor incorporated by reference into Securities Act filings unless specifically referenced.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did IBKR disclose in this 8-K?

The company furnished a press release reporting financial results for the quarter ended September 30, 2025, as Exhibit 99.1.

Which item of the 8-K does this relate to for IBKR?

Item 2.02, Results of Operations and Financial Condition.

Is the IBKR press release considered "filed"?

No. It is furnished and not deemed “filed” under Section 18 of the Exchange Act.

Where can I find the detailed results for IBKR?

In Exhibit 99.1, which contains the full press release.

What period do the disclosed results cover for IBKR?

The quarter ended September 30, 2025.

Who signed the 8-K for IBKR?

Paul J. Brody, Chief Financial Officer, Treasurer and Secretary.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/16/2025 - 12:00 AM Learn about SEC filing dates

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported):  October 16, 2025

Interactive Brokers Group, Inc.

(Exact Name of Registrant as Specified in its Charter)

Delaware	001-33440	30-0390693
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)

One Pickwick Plaza, Greenwich, Connecticut 06830

(Address of Principal Executive Offices) (Zip Code)

(203) 618-5800

(Registrant’s Telephone Number, Including Area Code)

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each class		Trading Symbol		Name of the exchange on which registered
Class A common stock, par value $.01 per share		IBKR		The Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (240.12b-2 of this chapter).

Emerging growth company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

Item 2.02. Results of Operations and Financial Condition.

On October 16, 2025, Interactive Brokers Group, Inc. (the “Company”) issued a press release reporting its financial results for the quarter ended September 30, 2025. A copy of the press release is furnished as Exhibit 99.1 to this report and incorporated herein by reference. All of the information furnished in this report (including Exhibit 99.1 hereto) shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and unless expressly set forth by specific reference in such filings, shall not be incorporated by reference in any filing under the Securities Act of 1933, as amended, whether made before or after the date hereof and regardless of any general incorporation language in such filings.

Item 9.01. Financial Statements and Exhibits.

(d)
Exhibits

99.1 Press Release dated October 16, 2025.

104
Cover Page Interactive Data File (the cover page XBRL tags are embedded within the Inline XBRL Document).

***

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: October 16, 2025

	INTERACTIVE BROKERS GROUP, INC.
	By:	/s/ Paul J. Brody
	Name:	Paul J. Brody
	Title:	Chief Financial Officer, Treasurer and Secretary