Mary Sylvia Olsen is a private shareholder with an estimated portfolio value of NOK 29,000. Mary Sylvia Olsen holds a stake in 1 company.

Estimated portfolio value

NOK 29,000

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

Companies Mary Sylvia Olsen owns

Company	Stake	Value (est.)
PHARMASUM THERAPEUTICS AS	1.3%	NOK 29,000

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.