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

~~FORM~~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 ~~June~~July 2026

Commission File Number: 001-42581

~~COSTAMARE~~Costamare ~~BULKERS~~Bulkers ~~HOLDINGS~~Holdings ~~LIMITED~~ Limited(Translation of registrant’'s name into English)

7 rue du ~~Gabian,~~GabianMC MC 98000 Monaco (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 [ X ] Form 40-F [ ]

Form 20-F ☒ Form 40-F ☐

INCORPORATION BY REFERENCE

Exhibits 99.1 and 99.2 to this Report on Form 6-K shall be incorporated by reference into our registration statements on Form F-3, as filed with the U.S. Securities and Exchange Commission on May 30, 2025 (File No. 333-287685), to the extent not superseded by information subsequently filed or furnished (to the extent we expressly state that we incorporate such furnished information by reference) by us under the Securities Act of 1933 or the Securities Exchange Act of 1934, in each case as amended.

EXHIBIT INDEX

99.1	Unaudited interim condensed consolidated financial statements of Costamare Bulkers Holdings Limited for the three-month period ended March 31, 2026, and the accompanying notes.
99.2	Unaudited interim predecessor combined carve-out financial statements of Costamare Bulkers Holdings Limited for the three-month period ended March 31, 2025, and the accompanying notes.

99.1

Press Release, dated July 17, 2026: Costamare Bulkers Holdings Limited Announces 2026 Annual Meeting of Shareholders

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.

Date: June 2, 2026

	Costamare Bulkers Holdings Limited


Date: July 17, 2026	By:	/s/ Gregory G. Zikos
	Name:	Gregory G. Zikos
	Title:	Chief Executive Officer

COSTAMARE BULKERS HOLDINGS LIMITED By: /s/ Gregory G. Zikos Name: Gregory G. Zikos Title: Chief Executive Officer

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