Seanergy Maritime Holdings has made nearly $18m by offering millions of warrants to shareholders a half year ago.

The Stamatis Tsantanis-led owner of 10 capesizes issued 4.83 million Class C warrants on 13 May, 4.77 million of which were exercised within their 13 November expiry date.

The New York-listed company has received $17.8m as a result of the exercised warrants, money that will be put toward general corporate purposes.