[144] Marex Group plc SEC Filing

Rhea-AI Filing Summary

Marex Group plc insider notice reports a proposed sale of 12,855 shares of common stock through Goldman Sachs & Co. LLC on 10/06/2025, with an aggregate market value of $374,594.70. The shares were originally acquired as restricted stock units on 12/21/2021 and were granted as compensation. The filer previously sold three blocks of 4,285 shares each on 07/07/2025, 08/04/2025, and 09/02/2025, generating gross proceeds of $166,832.19, $162,239.96, and $149,420.52 respectively. The notice includes the standard Rule 144 representation that the seller is not aware of undisclosed, material adverse information.

Positive

• Full Rule 144 disclosure filed showing transaction details and broker name
• Securities sourced from RSUs granted on 12/21/2021, indicating compensation-derived liquidity rather than a market purchase
• Previous recent sales disclosed (07/07/2025, 08/04/2025, 09/02/2025), showing transparency and pattern

Negative

• Insider selling continuing (three prior sales plus the proposed 10/06/2025 sale), which modestly increases supply
• Aggregate sale size of $374,594.70 may create downward pressure in thin trading sessions despite small float impact

Insights

Equity Capital Markets Analyst

Insider plans to liquidate a modest stake from RSUs through a broker.

The filings show a planned sale of 12,855 shares valued at $374,594.70, following three similar-sized disposals in the prior three months. These sales originated from restricted stock units granted on 12/21/2021, indicating a conversion of compensation into cash rather than an acquisition-related disposition.

The main dependencies are share price and execution timing; market impact is likely limited given the size relative to outstanding shares (71,231,706). Watch for any accelerated selling or company announcements near 10/06/2025 that could change the context of the sales.

Corporate Governance Specialist

Transactions align with routine insider liquidity and Rule 144 disclosure.

The notice documents compliance with Rule 144 disclosure requirements and includes the seller's representation regarding material nonpublic information. The shares were compensation-based RSUs, which is a common source for insider sales when vesting or sale-limiting conditions lapse.

Investors may monitor whether future filings show continued periodic sales from the same holder; recurring sales could modestly increase free float over months but are not, by themselves, a governance red flag.

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 Stock	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	12855	374594.7	71231706	10/06/2025	NASD

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 Stock	12/21/2021	Acquired as compensation -- Restricted Stock Units	The Issuer			12855	12/21/2021	Compensation

* 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
Thomas Texier 155 Bishopsgate London X0 EC2M 3TQ	Common Stock	08/04/2025	4285	162239.96
Thomas Texier 155 Bishopsgate London X0 EC2M 3TQ	Common Stock	09/02/2025	4285	149420.52
Thomas Texier 155 Bishopsgate London X0 EC2M 3TQ	Common Stock	07/07/2025	4285	166832.19

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 Form 144 filed for Marex Group plc (MRX) disclose?

It discloses a proposed sale of 12,855 common shares via Goldman Sachs & Co. LLC on 10/06/2025, valued at $374,594.70; shares were RSUs granted on 12/21/2021.

Who is the seller named in the filing for MRX?

The filing lists Thomas Texier as the selling person and provides previous sale details for three transactions in 07/2025, 08/2025, and 09/2025.

How many shares of MRX are outstanding per the filing?

The filing states there are 71,231,706 shares outstanding.

Were the shares acquired or awarded, and when?

The 12,855 shares were acquired as restricted stock units (compensation) on 12/21/2021.

What proceeds were generated by recent sales by the same person?

Three prior sales of 4,285 shares each produced gross proceeds of $166,832.19, $162,239.96, and $149,420.52.