SCHEDULE 13D

COSTAMARE BULKERS HLDGS LTD

Common Stock, $0.0001 Par Value · CUSIP: Y2001C101

Event date: 2025-05-06

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Konstantakopoulos, KonstantinosReported CIK 0001513017

  Shares: 6,933,667 · Class: 28.6%

• Kent Maritime Investments S.A.

  Shares: 2,986,000 · Class: 12.3%

• COSTAMARE SHIPPING Co S.A.Reported CIK 0001979010

  Shares: 846 · Class: 0%

• Longshaw Maritime Investments S.A.

  Shares: 461,138 · Class: 1.9%

• Costamare Shipping Services Ltd.

  Shares: 690,990 · Class: 2.9%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.