2021 has seen a rush of interest and investment in the dry bulk sector, but some players have also cashed out as markets and asset prices have strengthened.

GriegMaas, the joint venture between Norwegian shipowner Grieg Maritime Group and private-equity firm Maas Capital, has just completed the sale of its entire bulker fleet and will dissolve the JV.

Since its establishment in 2018, the partnership built up a fleet of...