Norway's $2.3 trillion sovereign wealth fund posted a record $150 billion first-half gain. CEO Nicolai Tangen warns AI valuations pose real risk.

Norway's $2 trillion sovereign wealth fund CEO Nicolai Tangen warns of AI bubble and geopolitical risks that could slash the fund's value by up

The fund — currently valued at around $2.34 trillion — is an investor in more than 7,000 companies across 60 countries.