Abstract: We analyzed A-H premium changes across 182 dual-listed stocks for the week ending May 22nd, finding an average A-H premium of 72.3%, up 0.4ppt week-on-week and up 3.8ppt over four weeks. Of the 182 stocks, 106 saw premium increases and 76 saw decreases. Health Care led sector gains with a 3.4ppt increase, while Consumer Staples saw the largest decline at 4.5ppt. Among individual stocks, China Longyuan Power (001289 CH/916 HK) reached a 52-week high premium of 209.3%, rising 14.7ppt on the week, while Eastroc (605499 CH/9980 HK) hit a 52-week low premium of 10.8%, falling 15.9ppt. The biggest mover by z-score was Sh Electric (601727 CH/2727 HK), whose premium collapsed 31.3ppt to 99.5% (z-score of -3.1), followed by CIMC (000039 CH/2039 HK) with a 13.4ppt decline to 29.2% (z-score of -2.8), while Lens Technology (300433 CH/6613 HK) saw the sharpest increase at 23.1ppt to 102.9% (z-score of 3.0). Remegen (688331 CH/9995 HK) also reached a 52-week high premium of 58.5%, gaining 10.7ppt on the week.
CIMC, REMEGEN, EASTROC, CHINA LONGYUAN POWER
A weekly review of the premium of A-shares over H-shares for dual-listed Chinese companies. Each issue tracks the average A-H premium, how it moved by sector over the week, and the stocks whose premium changed most. All issues of A-H Premium Weekly →
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