Abstract: CSI added four stocks and deleted four in the Jun 2026 STAR50 rebalance. The first implementation week and weeks 2 to 4 are complete. Every ADD rose through the first implementation week, vs the historical fade, and most of the cohort kept the gain through weeks 2 to 4. Most DELETEs fell in the first week, in line with history. SICC rallied vs its negative-bridge base rate before a reversal in weeks 2 to 4, and the historical weeks 2 to 4 rebound did not appear.
MGI TECH, SICC, XIAMEN AMOYTOP BIOTECH, HUA HONG SEMICONDUCTOR, SANY RENEWABLE ENERGY, YUANJIE SEMI, MOORE THREADS TECHNOLOGY, METAX INTEGRATED CIRCUITS
Research on index reviews and inclusion events across Asia Pacific, including MSCI, Hang Seng (HSI, HSCEI, HSCI), HS TECH, CSI 300, STAR50, NIFTY and Stock Connect changes. Coverage runs from rebalance forecasts through post-announcement positioning, pre-implementation updates and post-implementation reviews, using the price patterns of past events.
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