DUBAI — Saudi Arabian investor Prince Alwaleed bin Talal bin Abdulaziz Al Saud said Thursday he will increase his holdings in Citigroup Inc. back to 5%, adding that he supports the banking giant's management.

This follows a series of capital infusions into Citigroup that have increased the tier-one capital ratio to above 10%, Prince Alwaleed said in an emailed statement. His holdings are currently less than 4%, according to the statement.

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