Norwegian tycoon Kjell Inge Rokke has topped up his personal holding in Ocean Yield.

Rokke has spent NOK 6.52m ($807,000) on shares in the fast-growing shipowner.

His stock was purchased at NOK 64.66 each, taking his private interest in the company to 280,800 shares.

Rokke and his wife own two thirds of Aker, which in turn holds a 68.18% stake in Ocean Yield.