Company: CMDB
Filing Date: 2025-05-30
Form Type: F-3
Source: 0001140361-25-020943
Chunk: 2

Company: Costamare Bulkers Holdings Ltd
Filing Date: 2025-05-30
Form: F-3
Chunk 2
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, which may be through one or more underwriters, dealers and agents, or directly to the purchasers. The names of any underwriters, dealers or agents, if any, will be included in a supplement to this prospectus or a free writing prospectus.

This prospectus describes some of the general terms that may apply to these securities and the general manner in which they may be offered. The specific terms of any securities to be offered, and the specific manner in which they may be offered, will be described in one or more supplements to this prospectus or a free writing prospectus. A prospectus supplement or a free writing prospectus may also add, update or change information contained in this prospectus.

Our common stock is traded on the New York Stock Exchange under the symbol “CMDB”.

Our principal executive offices are located at 7 rue du Gabian, MC 98000 Monaco. Our telephone number at such address is +377 92 00 1745.

Investing in our securities involves risks. Before buying any securities you should carefully read the section entitled “Risk Factors” on page**

#### 4
of this prospectus .

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus is truthful or complete. Any representation to the contrary is a criminal offense .

<div align='center'>The date of this prospectus is May 30, 2025.</div>

TABLE OF CONTENTS

TABLE OF CONTENTS

|                                                     |     | Page |
| FORWARD-LOOKING STATEMENTS                          |     |    1 |
| THE COMPANY                                         |     |    3 |
| RISK FACTORS                                        |     |    4 |
| SERVICE OF PROCESS AND ENFORCEMENT OF LIABILITIES   |     |    5 |
| ABOUT THIS PROSPECTUS                               |     |    6 |
| WHERE YOU CAN FIND ADDITIONAL INFORMATION           |     |    6 |
| INCORPORATION OF CERTAIN INFORMATION BY REFERENCE   |     |    7 |
| USE OF PROCEEDS                                     |     |    8 |
| CAPITALIZATION AND INDEBTEDNESS                     |     |    8 |
| DESCRIPTION OF CAPITAL STOCK                        |     |    9 |
| DESCRIPTION OF PREFERRED STOCK                      |     |   10 |
| DESCRIPTION OF DEBT SECURITIES                      |     |   11 |
| DESCRIPTION OF WARRANTS                             |     |   18 |
| DESCRIPTION OF RIGHTS