Interactive Brokers files Form 144 to sell 26,000 shares

Interactive Brokers LLC filed a Form 144 to sell 26,000 shares of Class A common stock.

Rhea-AI Filing Summary

Interactive Brokers LLC filed a Form 144 to sell 26,000 shares of Class A common stock. The sale is reported as two prior open-market purchases: 20,000 shares purchased on 02/02/2009 and 6,000 shares purchased on 05/01/2009, both paid in cash.

Key Figures

Shares proposed for sale: 26,000 shares Purchase on 02/02/2009: 20,000 shares Purchase on 05/01/2009: 6,000 shares +2 more

5 metrics

Shares proposed for sale 26,000 shares aggregate from two purchase lots reported in the Form 144

Purchase on 02/02/2009 20,000 shares open-market purchase paid in cash

Purchase on 05/01/2009 6,000 shares open-market purchase paid in cash

Reference date 04/28/2026 date appearing in the securities section alongside Nasdaq

Identifier listed 445439458 numeric value present in the securities information line

Key Terms

Form 144, Class A common stock, Open Market Transaction, Cash

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Class A common stock financial

"Class A common stock | Interactive Brokers LLC"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Open Market Transaction market

"Purchase | Open Market Transaction | 20000"

An open market transaction is a buy or sell of publicly traded securities executed on an exchange or other public trading venue where many buyers and sellers can participate. It matters to investors because these trades change the visible supply and demand for a stock—like shoppers moving prices in a busy marketplace—affecting share price, liquidity (how easily you can trade), and sometimes the balance of ownership.

Cash other

"05/01/2009 | Purchase | Open Market Transaction | | | 6000 | 05/01/2009 | Cash"

FAQ

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

What does the IBKR Form 144 disclose about the sale?

The filing discloses a proposed sale of 26,000 Class A shares by the reporting party. It lists two open-market purchases: 20,000 shares on 02/02/2009 and 6,000 shares on 05/01/2009, both bought with cash.

Who is the issuer named in the Form 144 for IBKR?

The issuer is listed as Interactive Brokers LLC with an address at One Pickwick Plaza, Greenwich, CT. The filing names Class A common stock as the security proposed for sale.

How were the shares originally acquired according to the filing?

The shares were acquired in open-market transactions and paid for in cash. The filing shows purchases of 20,000 shares on 02/02/2009 and 6,000 shares on 05/01/2009 as the source of the proposed sale.

Does the Form 144 list an exchange or filing date for IBKR?

The excerpt references Nasdaq and includes the date 04/28/2026 in the securities section. The filing lists exchange information alongside the security and the reported sale quantities.

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

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Accepted by SEC EDGAR 04/28/2026 - 09:20 PM EDT 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	0001406586
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	Harris Lawrence E
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	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	26000	2017340	445439458	04/28/2026	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	02/02/2009	Purchase	Open Market Transaction			20000	02/02/2009	Cash
Class A common stock	05/01/2009	Purchase	Open Market Transaction			6000	05/01/2009	Cash

* 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 amount of securities acquired have been adjusted to reflect for the four-for-one stock split effected by the Issuer on June 17, 2025.
Date of Notice	04/28/2026
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/ Lawrence E. Harris
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)