Rubico Inc. (RUBI) shareholders authorize wide-range reverse stock split through January 2027

Rhea-AI Filing Summary

Rubico Inc. reports that shareholders approved a proposal at a Special Meeting held on July 9, 2026 to permit one or more reverse stock splits of its common shares. The board of directors may, in its sole discretion, choose whether to implement a reverse split, select the timing, and set a cumulative exchange ratio between one-for-two and one-for-250. Any reverse stock split or splits must be implemented on or before January 15, 2027 by filing amendments to the Amended and Restated Articles of Incorporation with the Registrar of Corporations of the Republic of the Marshall Islands. This action is also incorporated by reference into Rubico’s registration statement on Form F-3 (File No. 333-297207).

Insights

Capital markets analyst

Rubico gains wide flexibility to execute a potential reverse split by early 2027.

The shareholder approval grants Rubico Inc. broad authority to execute one or more reverse stock splits at a ratio between one-for-two and one-for-250. The board can decide if and when to act, within this range and before January 15, 2027.

Reverse stock splits are often used to adjust share price levels or maintain listing standards, but the exact purpose is not detailed. The approval being incorporated into the company’s Form F-3 registration statement links this capital-structure flexibility with its ability to access registered financing in the future.

Key Figures

Special Meeting date: July 9, 2026 Minimum reverse split ratio: one-for-two Maximum reverse split ratio: one-for-250 +2 more

5 metrics

Special Meeting date July 9, 2026 Date shareholders approved reverse stock split authorization

Minimum reverse split ratio one-for-two Lower bound of cumulative exchange ratio authorized for reverse stock split

Maximum reverse split ratio one-for-250 Upper bound of cumulative exchange ratio authorized for reverse stock split

Reverse split implementation deadline January 15, 2027 Latest date by which any reverse stock split must be implemented

Registration statement file number 333-297207 Form F-3 registration statement into which this action is incorporated by reference

Key Terms

reverse stock splits, Amended and Restated Articles of Incorporation, foreign private issuer, registration statement on Form F-3

4 terms

reverse stock splits financial

"to effect one or more reverse stock splits of the shares of the Company’s common stock"

A reverse stock split is when a company combines multiple existing shares into fewer higher-priced shares—like trading four small slices of a pie for one larger slice. It doesn’t change the overall value of an investor’s holdings immediately, but it raises the per-share price and can matter to investors because it can affect market perception, stock exchange listing eligibility, and trading liquidity, and it changes share counts used in investor metrics.

Amended and Restated Articles of Incorporation regulatory

"amendments to the Company’s Amended and Restated Articles of Incorporation to effect one or more reverse"

A company's amended and restated articles of incorporation are an updated, single-version legal document that replaces its original founding papers to reflect changes in the company’s basic rules—like its capital structure, classes of stock, voting rights, or board arrangements. Investors care because these updates can change who controls the company, how dividends or profits are shared, or whether existing shares are diluted; think of it as an updated blueprint that can alter ownership and value.

foreign private issuer regulatory

"FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

registration statement on Form F-3 regulatory

"incorporated by reference into the Company’s registration statement on Form F-3"

A registration statement on Form F-3 is a streamlined filing used by eligible foreign companies to register securities for sale in the U.S., often as a “shelf” that lets them offer shares quickly when market conditions are right. For investors it matters because it signals that the company can raise capital on short notice—potentially increasing liquidity but also the risk of share dilution if new stock is issued—similar to a company keeping a pre-approved credit line ready to use.

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FAQ

What did Rubico Inc. (RUBI) shareholders approve at the July 2026 Special Meeting?

Shareholders approved amendments allowing one or more reverse stock splits of Rubico Inc.’s common shares. The board may set a ratio between one-for-two and one-for-250 and decide whether to implement a split by January 15, 2027.

What reverse stock split ratio range was authorized for Rubico Inc. (RUBI)?

Rubico Inc. received authority for a cumulative reverse stock split ratio between one-for-two and one-for-250. The board can choose any specific ratio within this range if it implements a split.

Who has discretion to implement Rubico Inc. (RUBI)’s reverse stock split?

Rubico Inc.’s board of directors has sole discretion to decide whether to implement a reverse stock split, choose the exact ratio within the approved range, and determine the timing before January 15, 2027.

What is the deadline for any reverse stock split at Rubico Inc. (RUBI)?

Any reverse stock split or splits must be implemented on or before January 15, 2027. Implementation requires filing the approved amendments with the Registrar of Corporations of the Republic of the Marshall Islands.

How does this Rubico Inc. (RUBI) action relate to its Form F-3 registration?

The company states this reverse stock split approval is incorporated by reference into its Form F-3 registration statement (File No. 333-297207), linking the authorized share structure changes to its registered securities offering framework.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR
15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2026

Commission File Number: 001-42684

RUBICO INC. (Translation of registrant’s name into English)

20 Iouliou Kaisara Str

19002, Paiania

Athens – Greece

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒          Form 40-F ☐

On July 9, 2026, Rubico Inc. (the “Company”) held a Special Meeting of Shareholders (the “Special Meeting”). At the Special Meeting, the shareholders of the Company approved and adopted a proposal to approve one or more amendments to the Company’s Amended and Restated Articles of Incorporation to effect one or more reverse stock splits of the shares of the Company’s common stock issued and outstanding at the time of the reverse split at a cumulative exchange ratio of between one-for-two and one-for-250, inclusive, with the Company’s board of directors (including any duly constituted committee thereof, the “Board”) to determine, in its sole discretion, whether to implement any reverse stock split, as well as the specific timing and ratio, within such approved range of ratios, and to authorize the Board to implement any such reverse stock split by filing any such amendment with the Registrar of Corporations of the Republic of the Marshall Islands; provided that any such reverse stock split or splits are implemented on or before January 15, 2027.

The information contained in this Report is hereby incorporated by reference into the Company’s registration statement on Form F-3 (File No. 333-297207).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	RUBICO INC.
	(Registrant)
	By:	/s/ Nikolaos Papastratis
	Name:	Nikolaos Papastratis
	Title:	Chief Financial Officer

Date: July 10, 2026