Investment bank Clarksons Platou Securities likes the look of tanker owner Frontline's share price upside after calculating the John Fredriksen-backed company has slipped back below its net asset value (NAV).

Frontline usually trades at 1.3 times NAV, analyst Frode Morkedal said. The company is the only major tanker owner to have been priced above NAV in recent months.

But a share price in Oslo on Monday of NOK 60 ($6.62)