Rule 144: GRBK (NYSE: GRBK) lists 5,000 common shares on 06/09/2026

Rhea-AI Filing Summary

GRBK submitted a Rule 144 notice reporting common stock transactions and holdings. The filing lists 5,000 shares under "Securities Information" with a date of 06/09/2026. It also records an open market purchase of 2,000 shares on 05/23/2016 and 3,000 RSUs granted as board compensation on 03/05/2025.

Key Figures

Listed shares: 5,000 shares Open-market purchase: 2,000 shares RSUs granted: 3,000 shares +1 more

4 metrics

Listed shares 5,000 shares Securities Information dated 06/09/2026

Open-market purchase 2,000 shares Open Market Purchase on 05/23/2016

RSUs granted 3,000 shares Board Compensation - RSU on 03/05/2025

Broker-dealer J.P. Morgan Securities LLC Listed at 270 Park Avenue, New York

Key Terms

Rule 144, RSU, Open Market Purchase, Broker-dealer

4 terms

Rule 144 regulatory

"144: Securities To Be Sold"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

RSU financial

"Board Compensation - RSU"

Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.

Open Market Purchase market

"Open Market Purchase | See Nature of Acquistion"

An open market purchase is when a company buys its own shares on public stock exchanges the same way any investor would, rather than through a private deal. Investors care because these purchases reduce the number of shares available, can boost earnings per share and share price, signal that management thinks the stock is undervalued, and use company cash that might otherwise go to reinvestment or dividends — like a business quietly buying back its own tickets at the box office.

Broker-dealer regulatory

"J.P. Morgan Securities LLC 270 Park Avenue"

A broker-dealer is a licensed firm or individual that both executes trades on behalf of clients (acting as a broker) and buys or sells securities for its own account (acting as a dealer). Investors care because broker-dealers provide the plumbing of markets — they place orders, hold or move cash and securities, offer research or advice, and their stability and fees directly affect trade execution, costs, and the safety of client funds; think of them as a combined travel agent and taxi for your investments.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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
Common	J.P. Morgan Securities LLC 270 Park Avenue 10th floor New York NY 10017	5000	344700	43146283	06/09/2026	NYSE

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 *
Common	05/23/2016	Open Market Purchase	See Nature of Acquistion			2000	05/23/2016	Cash
Common	03/05/2025	Board Compensation - RSU	Issuer			3000	03/05/2025	NA

* 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

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does GRBK's Form 144 report?

The Form 144 reports common stock transactions and holdings, including 5,000 shares listed under securities information dated 06/09/2026. It also shows an open market purchase of 2,000 shares on 05/23/2016 and 3,000 RSUs granted on 03/05/2025.

Does the filing show sales of GRBK shares in the past three months?

The excerpt has a header for "Securities Sold During The Past 3 Months" but contains no specific sale amounts in that section. The visible transactional lines list prior purchases and RSU grants rather than recent sales in the provided excerpt.

Who is the broker/dealer listed on the Form 144 for GRBK?

The filing lists J.P. Morgan Securities LLC at 270 Park Avenue as the broker/dealer. That line appears alongside the securities information and the 5,000 share figure dated 06/09/2026 in the excerpt.

What types of securities and acquisition methods are shown?

The excerpt shows common stock acquired by an open market purchase on 05/23/2016 and RSUs recorded as "Board Compensation - RSU" on 03/05/2025. The filing lists these specific acquisition methods and dates in the provided lines.