Common Shares, $0.01 par value

Star Bulk Carriers Corp.

C/o Star Bulk Management Inc., Athens, J3, 15124

This Schedule 13D is being filed on behalf of the following: (i) Famatown Finance Limited ("Famatown"); (ii) Greenwich Holdings Limited ("Greenwich Holdings"); and (iii) C.K. Limited. Famatown, Greenwich Holdings and C.K. Limited are collectively referred to as the "Reporting Persons." Greenwich Holdings is the sole shareholder of Famatown. The shares of Famatown and Greenwich Holdings are indirectly held in the Trusts. C.K. Limited is the trustee of the Trusts.

The address of Famatown's principal place of business is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. The address of Greenwich Holdings' principal place of business is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. The address of C.K. Limited's principal place of business is JTC House, 28 Esplanade, St. Helier, Jersey, Channel Islands JE4 2QP.

Famatown Finance Limited The principal business of Famatown is acting as an investment holding company. The name and present principal occupation of Famatown's directors and the name, principal business and address of any corporation or other organization in which such employment is conducted is set forth below. Famatown does not have any executive officers. Christakis Theodoulou - Director - Mr. Theodoulou's principal business address is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. Costas Saveriades - Director - Mr. Saveriades' principal business address is Iris House, 7th Floor, 740B, 8 John Kennedy Street, 3106 Limassol, Cyprus. Christophis Koufaris - Director - Mr. Koufaris' principal business address is Iris House, 8th Floor, 840A, 8 John Kennedy Street, 3106 Limassol, Cyprus. Greenwich Holdings Limited The principal business of Greenwich Holdings is acting as an investment holding company. The name and present principal occupation of Greenwich Holdings' directors and the name, principal business and address of any corporation or other organization in which such employment is conducted is set forth below. Greenwich Holdings does not have any executive officers. Christakis Theodoulou - Director - Mr. Theodoulou's principal business address is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. Kyriacos Kazamias - Director - Mr. Kazamias principal business address is Georgiou Drosini 6, Potamos Germasogeias, 4043 Limassol, Cyprus. Christophis Koufaris - Director - Mr. Koufaris' principal business address is Iris House, 8th Floor, 840A, 8 John Kennedy Street, 3106 Limassol, Cyprus. C.K. Limited The principal business of C.K. Limited is acting as trustee of the Trusts that indirectly hold all of the shares of Famatown and Greenwich Holdings. The name and present principal occupation of C.K. Limited's directors and the name, principal business and address of any corporation or other organization in which such employment is conducted is set forth below. C.K Limited does not have any executive officers. Christakis Theodoulou - Director - Mr. Theodoulou's principal business address is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. Elena Georgiou Varnava - Alternate Director to Christakis Theodoulou - Ms. Georgiou Varnava's principal business address is Deana Beach Apartments, Block 1, 4th Floor, 33 Promachon Eleftherias Street, Ayios Athanasios, 4103 Limassol, Cyprus. JTC Directors Limited - Corporate Director - JTC Directors Limited's business address is JTC House, 28 Esplanade, St. Helier, Jersey, Channel Islands JE2 3QA. JTC Directors Limited is organized in Jersey. Castle Directors Limited - Corporate Director - Castle Directors Limited's principal business address is JTC House, 28 Esplanade, St. Helier, Jersey, Channel Islands JE2 3QA. Castle Directors Limited is organized in Jersey.

To the best knowledge of the Reporting Persons, none of the entities or persons identified in this Item 2 has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws, or finding violations with respect to such laws.

Famatown Mr. Theodoulou is a citizen of Cyprus. Mr. Saveriades is a citizen of Cyprus. Mr. Koufaris is a citizen of Cyprus. Greenwich Holdings Mr. Theodoulou is a citizen of Cyprus. Mr Kazamias is a citizen of Cyprus Mr. Koufaris is a citizen of Cyprus. C.K. Limited Mr. Theodoulou is a citizen of Cyprus. Ms. Georgiou Varnava is a citizen of Cyprus. JTC Directors Limited is organized in Jersey. Castle Directors Limited is organized in Jersey.

The following sentence is based on 114,655,311 Common Shares outstanding as of June 30, 2025, as reported in the Issuer's Form 6-K which was filed with the U.S. Securities and Exchange Commission on August 7, 2025. Pursuant to Rule 13d-3 under the Act, the Reporting Persons may be deemed to beneficially own 13,571,000 shares of common stock, which constitutes approximately 11.84% of the outstanding shares of common stock.

Famatown may be deemed to be the owner of 13,571,000 Common Shares, constituting 11.84% of the Common Shares outstanding. Famatown has the sole power to vote or direct the vote of 0 Common Shares and the shared power to vote or to direct the vote of 13,571,000 Common Shares. Famatown has the sole power to dispose or direct the disposition of 0 Common Shares and the shared power to dispose or to direct the disposition of 13,571,000 Common Shares. Greenwich Holdings, through Famatown, may be deemed to be the beneficial owner of 13,571,000 Common Shares, constituting 11.84% of the Common Shares outstanding. Greenwich Holdings has the sole power to vote or direct the vote of 0 Common Shares and the shared power to vote or to direct the vote of 13,571,000 Common Shares. Greenwich Holdings has the sole power to dispose or direct the disposition of 0 Common Shares and the shared power to dispose or to direct the disposition of 13,571,000 Common Shares. C.K. Limited, through Greenwich Holdings, may be deemed to be the beneficial owner of 13,571,000 Common Shares, constituting 11.84% of Common Shares outstanding. C.K. Limited has the sole power to vote or direct the vote of 0 Common Shares and the shared power to vote or to direct the vote of 13,571,000 Common Shares. C.K. Limited has the sole power to dispose or direct the disposition of 0 Common Shares and the shared power to dispose or to direct the disposition of 13,571,000 Common Shares.

Except as described in this Schedule 13D under Item 3 above, the Reporting Persons did not engage in any transactions in shares of the Company's common stock during the past 60 days.

To the best knowledge of the Reporting Persons, no person other than the Reporting Persons has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Common Shares beneficially owned by the Reporting Person identified in this Item 5.

Not applicable.