The price gap between mainland China stocks and their counterparts listed in Hong Kong is poised to reach a more than four-year low, as optimism in artificial intelligence drives investors to the city’s market.
A measure of onshore shares’ premium to their Hong Kong peers is close to surpassing an October-low, bringing it near the lowest level since June 2020. This comes as a gauge of Chinese firms listed in Hong Kong surged 24% this year, while the mainland benchmark CSI 300 Index only gained 1.5%.

