The Hong Kong Government Press Release on 15 November 2023, the “Stamp Duty (Amendment) (Stock Transfers) Bill 2023” (the Bill) has been passed by the Legislative Council. The Amendment Ordinance will be published in the Gazette on 16 November 2023 and come into operation on 17 November 2023. Under the Bill, the rate of stamp duty chargeable on a contract note for the sale or purchase of any Hong Kong stock (not being jobbing business) will be reduced from 0.13% to 0.1%.

For details, please refer to the Government Press Release and the Bill.
Government welcomes passage of Stamp Duty (Amendment) (Stock Transfers) Bill 2023 (info.gov.hk)