L1 Capital exits Rubico (RUBI), reporting 0% beneficial ownership

Rhea-AI Filing Summary

L1 Capital Global Opportunities Master Fund, Ltd. filed an amended Schedule 13G stating it now beneficially owns 0 shares, or 0.00%, of Rubico Inc. common stock as of 12/31/2025. All voting and dispositive power entries are reported as zero.

The amendment references a prior Schedule 13G filed on November 13, 2025 that covered 1,761,160 shares of common stock purchased on November 6, 2025, indicating that L1 Capital has reduced its position below the 5% reporting threshold. The fund’s directors, David Feldman and Joel Arber, are named and disclaim beneficial ownership beyond any pecuniary interest.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Rubico Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

Y1250N107

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. Y1250N107

1

Names of Reporting Persons

L1 Capital Global Opportunities Master Fund, Ltd.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

0.00 %

12

Type of Reporting Person (See Instructions)

FI

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Rubico Inc.
(b)	Address of issuer's principal executive offices: 20 Iouliou Kaisara Str, 19002 Paiania, Athens, Greece
Item 2.
(a)	Name of person filing: L1 Capital Global Opportunities Master Fund, Ltd.
(b)	Address or principal business office or, if none, residence: 161A Shedden Road, 1 Artillery Court, PO Box 10085 Grand Cayman, Cayman Islands KY1-1001
(c)	Citizenship: Cayman Islands
(d)	Title of class of securities: Common Stock, par value $0.01 per share
(e)	CUSIP No.: Y1250N107
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);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(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);
(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).
Item 4.	Ownership
(a)	Amount beneficially owned: 0 This amendment refers to a Schedule 13G filed with the Securities and Exchange Commission on November 13, 2025, covering 1,761,160 shares of Common Stock purchased on November 6, 2025. David Feldman and Joel Arber are the Directors of L1 Capital Global Opportunities Master Fund, Ltd. As such, L1 Capital Global Opportunities Master Fund, Ltd., Mr. Feldman, and Mr. Arber may be deemed to beneficially own (as that term is defined in Rule 13d-3 under the Securities Exchange Act of 1934) the issuer's securities described herein. To the extent Mr. Feldman and Mr. Arber are deemed to beneficially own such securities, Mr. Feldman and Mr. Arber disclaim beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 13 and the rules thereunder.
(b)	Percent of class: 0.00%
(c)	Number of shares as to which the person has:
	(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
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

L1 Capital Global Opportunities Master Fund, Ltd.

Signature:	/s/ David Feldman
Name/Title:	David Feldman, Director
Date:	02/17/2026

FAQ

What does L1 Capital’s amended Schedule 13G/A for Rubico Inc. (RUBI) show?

The amended Schedule 13G reports that L1 Capital Global Opportunities Master Fund, Ltd. now beneficially owns 0 Rubico Inc. shares, or 0.00% of the common stock, as of December 31, 2025, indicating its ownership has fallen below the 5% reporting threshold.

How many Rubico Inc. shares did L1 Capital previously report holding?

The amendment references a prior Schedule 13G filed November 13, 2025, which covered 1,761,160 Rubico Inc. common shares purchased on November 6, 2025. The new filing updates that earlier position to 0 shares and 0.00% beneficial ownership.

Who is the reporting person in Rubico Inc. (RUBI) Schedule 13G/A Amendment No. 1?

The reporting person is L1 Capital Global Opportunities Master Fund, Ltd., a Cayman Islands entity. Its directors, David Feldman and Joel Arber, are identified, and they may be deemed to beneficially own the securities but expressly disclaim beneficial ownership beyond any pecuniary interest.

What voting and dispositive power does L1 Capital report over Rubico Inc. shares?

L1 Capital reports zero voting and zero dispositive power over Rubico Inc. common stock. The filing lists 0 shares for sole voting power, shared voting power, sole dispositive power, and shared dispositive power, consistent with an aggregate beneficial ownership of 0 shares.

Does L1 Capital still own 5% or more of Rubico Inc. (RUBI)?

No. The Schedule 13G/A explicitly states beneficial ownership of 0 shares, representing 0.00% of Rubico Inc.’s common stock. The filing confirms ownership of 5 percent or less of the class, so it no longer meets the 5% beneficial ownership threshold.

What certification does L1 Capital make about its intent regarding Rubico Inc. stock?

L1 Capital certifies the securities were not acquired and are not held to change or influence control of Rubico Inc., and are not part of any transaction with that purpose or effect, other than activities solely in connection with a nomination under Rule 240.14a-11.