Abstract: CSI 300 June 2026 added 19 stocks and deleted 19. With all post-implementation windows complete, we review current-cycle performance vs history. ADDs rose broadly in the first implementation week. The historical fade read was offset by a stronger CSI 300 tape and tungsten-specific newsflow. Weeks 2 to 4 reversed the gains. DELETEs fell in the first week and drifted lower in weeks 2 to 4. The direction matched history, and the losses were milder than in prior cycles.
CHINA TUNGSTEN AND HIGHTECH MATERIALS, CHANGCHUN HIGH-TECH INDUSTRY, BEIJING NEW BUILDING MATERIALS, NEW HOPE LIUHE, SHANXI COKING COAL ENERGY, HUAGONG TECH, CHINA NATIONAL URANIUM, Goldwind, SHANGHAI RAAS BLOOD PRODUCTS, YANTAI JEREH OILFIELD SERVICES, JA SOLAR TECHNOLOGY, TIANSHAN ALUMINUM, GIANT NETWORK, LB, ZHEJIANG CENTURY HUATONG, SHENZHEN ENVICOOL TECHNOLOGY, Tigermed, Wuxi Lead Intelligent, PHARMARON BEIJING, MAXSCEND MICROELECTRONICS, HUALI INDUSTRIAL, RUIJIE NETWORKS, SHENZHEN LONGSYS ELECTRONICS, CHINA SPACESAT, BEIJING TIANTAN BIOLOGICAL PRODUCTS, HAINAN AIRLINES, JIANGSU EXPRESSWAY, XIAMEN TUNGSTEN, HONGTA SECURITIES, Qingdao Port, SHANGHAI ELECTRIC, CHINA OILFIELD SERVICES, GONEO, PIOTECH, BEIJING ROBOROCK TECHNOLOGY, SHENGYI ELECTRONICS, ZHUZHOU CRRC TIMES ELECTRIC, VeriSilicon
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