JG
Johan Erik Grefstad
Johan Erik Grefstad is a private shareholder with an estimated portfolio value of NOK 648,000. Johan Erik Grefstad holds stakes in 4 companies.
Estimated portfolio value
NOK 648,000
The sum of estimated values across all known holdings in Norwegian AS/ASA companies
Companies Johan Erik Grefstad owns
| Company | Stake | Value (est.) |
|---|---|---|
| COWEN HOLDING AS | 5.7% | NOK 562,000 |
| MARITIME OPPORTUNITIES AS | 0.5% | NOK 27,000 |
| PRIVATE EQUITY GROWTH 2012 AS | 0.4% | – |
| PRE CHINA & ASIA PRIVATE EQUITY AS | 0.1% | NOK 59,000 |
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.