Costamare is to issue up to 7.5m new shares with the shipowner’s main shareholder pledging to buy 10% of the offering.

Costis Constantakopoulos.

Morgan Stanley and BofA Merrill Lynch are acting as joint book-running managers of the offering, the shipowner said.

Costamare’s principal shareholders, the Constantakopoulos family, have indicated their intention to buy up to 750,000 shares in the offering.

It intends to grant the underwriters a 30-day option to purchase up to 1.1m