The security was delisted. The last day of trading on an exchange is on February 16, 2024. CHB is passively managed to provide exposure to a narrow basket of Chinese biotechnology stocks. Companies must be headquartered in China or Hong Kong and directly involved in the biotechnology industry as defined by FactSet. Stocks may be of any capitalization size. However, shares must be listed on a major exchange and include H-shares, red-chips, P-chips, and A-shares which are subject to daily quota limits. Stocks selected for the index are market-cap weighted and subject to 8% cap. Companies that weight 5% or more are capped in at 40% in aggregate weight of the total. The index follows a semi-annual rebalance schedule on the second Friday in May and November.