| Item 1. | |
| (a) | Name of issuer:
Marex Group plc |
| (b) | Address of issuer's principal executive offices:
155 Bishopsgate, London, United Kingdom, EC2M 3TQ |
| Item 2. | |
| (a) | Name of person filing:
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| (b) | Address or principal business office or, if none, residence:
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| (c) | Citizenship:
(i) JRJ Investor 1 LP ("JRJ Investor 1")
44 Esplanade, St. Helier, JE4 9WG, Jersey
Citizenship: Limited partnership organized under the laws of Jersey
(ii) Amphitryon Limited (in liquidation) ("Amphitryon Ltd.")
44 Esplanade, St. Helier, JE4 9WG, Jersey
Citizenship: Company organized under the laws of Jersey
(iii) JRJ Group Limited ("JRJ Group")
44 Esplanade, St. Helier, JE4 9WG, Jersey
Citizenship: Company organized under the laws of Jersey
(iv) Sir Jeremy Isaacs
44 Esplanade, St. Helier, JE4 9WG, Jersey
Citizenship: British Citizen
(v) Mr. Roger Nagioff
44 Esplanade, St. Helier, JE4 9WG, Jersey
Citizenship: British Citizen |
| (d) | Title of class of securities:
Common Stock, par value $0.001551 per share |
| (e) | CUSIP No.:
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| Item 3. | If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: |
| (a) |  Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
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| (b) | Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
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| (c) | Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
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| (d) | Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
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| (e) | An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
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| (f) | An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
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| (g) | A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
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| (h) | A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
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| (i) | A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
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| (j) | A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
|
| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
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| | |
| Item 4. | Ownership |
| (a) | Amount beneficially owned:
As of the date hereof, Amphitryon Ltd. directly held 0 Shares. JRJ Investor 1 LP is the indirect sole shareholder of Amphitryon Ltd. JRJ Investor 1 LP is indirectly controlled by JRJ Group Limited, which is controlled by Sir Jeremy Isaacs and Mr. Roger Nagioff. As such, they may have be deemed to have or share beneficial ownership of the Shares previously held directly by Amphitryon Limited. |
| (b) | Percent of class:
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| (c) | Number of shares as to which the person has:
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| | (i) Sole power to vote or to direct the vote:
0
|
| | (ii) Shared power to vote or to direct the vote:
0
|
| | (iii) Sole power to dispose or to direct the disposition of:
0
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| | (iv) Shared power to dispose or to direct the disposition of:
0
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| Item 5. | Ownership of 5 Percent or Less of a Class. |
| | 
Ownership of 5 percent or less of a class
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| Item 6. | Ownership of more than 5 Percent on Behalf of Another Person. |
| |
Not Applicable
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| Item 7. | Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. |
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Not Applicable
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| Item 8. | Identification and Classification of Members of the Group. |
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Not Applicable
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| Item 9. | Notice of Dissolution of Group. |
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Not Applicable
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