Hong Kong's official foreign currency reserve assets rose to US$142.2 billion in October, up US$1.3 billion on September, the Monetary Authority says.

Including unsettled forward contracts, foreign currency reserve assets stood at US$143.7 billion, up US$2.8 billion.

Hong Kong is the world's ninth largest holder of foreign currency reserves based on the latest published figures, after the Mainland, Japan, Russia, Taiwan, India, South Korea, Brazil and Singapore.

The total foreign currency reserve assets of US$142.2 billion represent about seven times the currency in circulation or 32% of Hong Kong dollar M3.