RBRK (NYSE: RBRK) shareholder files Rule 144 to sell 10,123 Class A shares

Rhea-AI Filing Summary

A shareholder of RBRK has filed a Rule 144 notice to sell 10,123 Class A shares of the issuer through Merrill Lynch, Pierce, Fenner & Smith Incorporated, with an aggregate market value of 881,510.84. The planned sale is expected to occur on or about 12/12/2025 on the NYSE. Shares of this class outstanding were 151,894,462 at the time referenced. The securities to be sold were originally acquired on 01/27/2014 in a private placement from the issuer for cash. During the past three months, Eggers Investments LP - Fund 2 sold an additional 40,000 Class A shares for 3,472,858 in gross proceeds.

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
Class A	Merrill Lynch, Pierce,Fenner & Smith Incorporated 555 California Street 18th Floor San Francisco CA 94104	10123	881510.84	151894462	12/12/2025	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 *
Class A	01/27/2014	Private Placement	Issuer			10123	01/27/2014	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Eggers Investments LP - Fund 2 2200 SAND HILL RD STE 100 MENLO PARK CA 94025	Class A	12/08/2025	40000	3472858

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 the RBRK Form 144 filing disclose?

The Form 144 discloses that a shareholder intends to sell 10,123 Class A shares of the issuer, with an aggregate market value of 881,510.84, on or about 12/12/2025 on the NYSE.

How many RBRK Class A shares are planned to be sold under this Form 144?

The filing states that the shareholder plans to sell 10,123 Class A shares of the issuer.

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

The aggregate market value of the 10,123 Class A shares to be sold is reported as 881,510.84.

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

The shares were acquired on 01/27/2014 in a private placement from the issuer, with the purchase price paid in cash.

How many Class A shares of the issuer are shown as outstanding in the Form 144?

The Form 144 indicates that there were 151,894,462 Class A shares of the issuer outstanding at the referenced time.

What recent sales of the issuer’s securities are also disclosed in the Form 144?

The filing reports that Eggers Investments LP - Fund 2 sold 40,000 Class A shares on 12/08/2025, generating 3,472,858 in gross proceeds.

Which broker is handling the planned sale of RBRK Class A shares?

The planned sale of 10,123 Class A shares is to be executed through Merrill Lynch, Pierce, Fenner & Smith Incorporated, located in San Francisco, California.