Hang Seng Indexes Company announced on May 27, 2026, that the calculation methodology for the Hang Seng HK-US Tech Index will be updated: Space Exploration Technologies Corp. (SpaceX) will be added to the designated list of U.S. constituent stocks. The weightings of eight U.S.-listed constituent stocks will be recalculated to equal weight after the close of SpaceX's 7th trading day. The weightings of the newly added and updated constituent stocks will take effect on SpaceX's 11th trading day. These changes are subject to SpaceX's confirmed listing.
