June saw a surge of $2.8 billion in the Exchange Fund's foreign assets, to $934.4 billion, the Monetary Authority says.

The Monetary Base, comprising certificates of indebtedness, Government issued currency notes and coins in circulation, the banking system's aggregate balance and the Exchange Fund bills and notes issued, hit $287.6 billion. 

Claims on the private sector in Hong Kong stood at $50.2 billion, while foreign liabilities, representing mainly obligations under repurchase agreements, amounted to $1.7 billion.