Group 1 - The core viewpoint of the article highlights the increase in Hong Kong's foreign exchange fund total assets, which reached 41,522 billion HKD as of September 30, 2025, an increase of 82 billion HKD compared to the end of August [1] - The increase in HKD assets was primarily due to the rise in the month-end balance of subscribed but unsettled foreign exchange fund notes and bonds, as well as the revaluation of Hong Kong stocks [1] - The decrease in foreign currency assets was mainly attributed to the withdrawal of fiscal reserve deposits and the reduction in the month-end balance of purchased but unsettled securities, although this decline was partially offset by interest income from investments and revaluation [1] Group 2 - As of September 30, 2025, the monetary base was 20,202 billion HKD, reflecting an increase of 60 billion HKD, or 0.3%, compared to the end of August [1] - The total amount of supporting assets increased by 70 billion HKD to 22,182 billion HKD, also showing a growth of 0.3% [1] - The support ratio rose from 109.78% at the end of August to 109.80% at the end of September [1]

Core Insights - The total assets of the foreign exchange fund as of July 31, 2025, amounted to HKD 4,102.6 billion, a decrease of HKD 194.5 billion compared to the end of June 2025 [1] - The decline in foreign currency assets was primarily due to the sale of US dollars and a decrease in the month-end balance of purchased but unsettled securities, although this was partially offset by interest income from investments [1] - The total monetary base as of July 31, 2025, was HKD 2,042.6 billion, reflecting a decrease of HKD 77.6 billion or 3.7% from the end of June 2025 [1] Summary by Category Foreign Exchange Fund Assets - As of July 31, 2025, the foreign exchange fund's total assets were HKD 4,102.6 billion, down HKD 194.5 billion from June 2025 [1] - Foreign currency assets decreased by HKD 106.1 billion, while Hong Kong dollar assets fell by HKD 88.4 billion [1] Monetary Base - The monetary base decreased by HKD 77.6 billion, representing a 3.7% decline from the previous month [1] - The reduction in the monetary base was mainly due to the purchase of Hong Kong dollars under the currency board system [1] Supporting Assets - Total supporting assets decreased by HKD 73.3 billion to HKD 229.15 billion, a reduction of 3.1% [1] - The supporting ratio increased from 111.54% at the end of June 2025 to 112.19% at the end of July 2025 [1]

Core Insights - The total assets of the Exchange Fund reached HKD 42,971 billion as of June 30, 2025, an increase of HKD 1,377 billion from the end of May 2025, with HKD assets rising by HKD 885 billion and foreign currency assets increasing by HKD 492 billion [1] Group 1: Exchange Fund Assets - The increase in HKD assets was primarily due to the month-end balance of Exchange Fund notes and bonds that were subscribed but not settled [1] - The rise in foreign currency assets was mainly attributed to interest income, market value revaluation of investments, and proceeds from the issuance of government green bonds, although this increase was partially offset by the sale of US dollars under the Currency Board system [1] Group 2: Currency Issuance Accounts - As of June 30, 2025, the monetary base was HKD 21,202 billion, a decrease of HKD 47 billion or 0.2% from the end of May 2025, primarily due to the purchase of HKD under the Currency Board system [1] - The decrease in the monetary base was partially offset by an increase in the total amount of liability certificates and the amortization of discounts on issued Exchange Fund notes and bonds [1] Group 3: Supporting Assets - The total amount of supporting assets increased by HKD 86 billion to HKD 23,648 billion, representing a growth of 0.4%, driven by interest income, market value revaluation of investments, and the issuance of liability certificates [1] - The supporting ratio rose from 110.88% at the end of May 2025 to 111.54% at the end of June 2025 [1]