Index Rebalance

HSI June 2026 Index Rebalance: Post-Implementation Review

09 Jul 2026 By Ke Yan, CFA
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Abstract: Hang Seng Indexes added three stocks with no DELETE in the May review. The first implementation week is complete, and we review current-cycle performance vs history. All three ADDs fell in the first implementation week. The cohort averaged -4.1%, vs the historical ADD mean of -0.6%. The pre-implementation base rates held for the two negative-bridge names. Weeks 2 to 4 then split the cohort: Chalco fell -26.6% while J&T Express and BeOne Medicines rebounded.

J&T GLOBAL EXPRESS (1519 HK) CHALCO (2600 HK) BEONE MEDICINES LTD-H (6160 HK)

Highlighted Stocks

J&T GLOBAL EXPRESS, CHALCO, BEONE MEDICINES LTD-H

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