Dag Tandberg is a private shareholder with an estimated portfolio value of NOK 16,000. Dag Tandberg holds a stake in 1 company.

Estimated portfolio value

NOK 16,000

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Dag Tandberg owns

Company	Stake	Value (est.)
CONTRAPHON AS	0.2%	NOK 16,000

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.