UK-based shipowner Petredec has cashed out of rival Avance Gas after building up a stake of 17.29% this year.
Oslo-listed Avance said its second-biggest shareholder had accepted John Fredriksen's takeover offer at NOK 43 for its 13.4m shares, making the holding worth NOK 576m ($67m).
The price is a fraction below the closing level in Oslo on Monday of NOK 43.04,