Saudi Basic Industries Corporation (Sabic) has acquired a 24.99% stake in Swiss chemicals producer Clariant from activist shareholder White Tale, which consists of Corvex Management and 40 North.
The value of the shares was approximately SFr2.35 billion.
Upon completion, Sabic will become the largest shareholder in Clariant.
Sabic is 70% owned by Public Investment Fund, Saudi Arabia's sovereign wealth fund.