IBKR holder plans sale of 400,000 Class A shares

An investor in IBKR has filed a notice of intent to sell 400,000 shares of Class A common stock through Interactive Brokers LLC on the Nasdaq, with an approximate sale date of 01/22/2026.

Rhea-AI Filing Summary

An investor in IBKR has filed a notice of intent to sell 400,000 shares of Class A common stock through Interactive Brokers LLC on the Nasdaq, with an approximate sale date of 01/22/2026. These shares have an aggregate market value of 30,320,000 and are part of a total of 445,363,717 shares outstanding.

The seller acquired the 400,000 Class A shares on 07/30/2025 in a redemption transaction from IBG Holdings LLC, structured as an in-kind redemption. The filer represents that they are not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.

FAQ

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

How many IBKR Class A shares are planned to be sold under this Rule 144 notice?

The notice covers the planned sale of 400,000 shares of IBKR Class A common stock.

What is the aggregate market value of the IBKR shares to be sold?

The 400,000 IBKR Class A shares to be sold have an aggregate market value of 30,320,000 as stated in the filing.

On which exchange and through which broker will the IBKR shares be sold?

The shares are to be sold on the Nasdaq through Interactive Brokers LLC, located at One Pickwick Plaza, Greenwich, CT 06830.

When were the IBKR shares being sold originally acquired and how?

The 400,000 Class A shares were acquired on 07/30/2025 via a redemption transaction from IBG Holdings LLC, described as an in-kind redemption.

What is the approximate date of sale for the IBKR shares in this notice?

The filing lists an approximate date of sale of 01/22/2026 for the 400,000 IBKR Class A shares.

How many IBKR shares are outstanding compared to the amount being sold?

The filing states that there are 445,363,717 shares of IBKR outstanding, compared with the 400,000 shares covered by this planned sale.

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

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Accepted by SEC EDGAR 01/22/2026 - 04:51 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001391400
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Interactive Brokers Group, Inc.
SEC File Number	001-33440
Address of Issuer	One Pickwick Plaza Greenwich CONNECTICUT 06830
Phone	203-618-5800
Name of Person for Whose Account the Securities are To Be Sold	Nemser Earl H
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A common stock	Interactive Brokers LLC One Pickwick Plaza Greenwich CT 06830	400000	30320000	445363717	01/22/2026	Nasdaq

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A common stock	07/30/2025	Redemption Transaction	IBG Holdings LLC			400000	07/30/2025	In-Kind Redemption

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	The shares were issued in a redemption transaction as more fully described in the prospectus supplement on Form 424b5 (File No. 333-273451) filed with the Securities Exchange Commission ("SEC") on July 30, 2025 ("Prospectus Supplement") by Interactive Brokers Group, Inc. (the "Issuer"). The transaction was an in-kind redemption of shares of IBG Holdings LLC for shares of the Issuer as part of the Annual Member Redemption as more fully described in the Issuer's Prospectus Supplement. The sales related to the shares received in the above redemption transaction are to occur between January 22, 2026 and January 30, 2026.
Date of Notice	01/22/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Earl H Nemser
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)