As of the closing bell on September 18, market data reveals significant divergences in the pricing of dual-listed stocks across the A-share and H-share markets. The premium rates for A-shares over their H-share counterparts show a wide spectrum, with several companies exhibiting substantial premiums while others trade at discounts.
Leading the premium rankings, NE ELECTRIC (00042) recorded the highest A-share premium at an extraordinary 1127.27%, followed by ZHEJIANG SHIBAO (01057) at 375.77% and HOLLY FUTURES (03678) at 337.76%. On the opposite end of the spectrum, CATL (03750) posted the most negative premium at -28.87%, with GIGADEVICE (03986) at -9.19% and ZJ INNOLIGHT (03308) at -7.91% following closely behind.
An examination of deviation values, which measure the difference between the current premium rate and the 30-day average premium rate, reveals additional insights. NE ELECTRIC (00042) topped this metric with a deviation of 81.75%, followed by DRINDA (02865) at 52.78% and TRIUMPH NEW EN (01108) at 50.55%. Conversely, the lowest deviation values were observed in DATANG POWER (00991) at -28.20%, FUDANZHANGJIANG (01349) at -27.16%, and HANS CNC (03200) at -25.70%.
Top Ten A-Share Premium Rates
The following list details the top ten stocks by A-share premium rate, along with their corresponding H-share prices in HKD, A-share prices, and deviation values. NE ELECTRIC (00042) leads with an H-share price of 0.220 and an A-share price of 2.251, resulting in a premium of 1127.27% and a deviation of 81.75%. ZHEJIANG SHIBAO (01057) follows with H-share and A-share prices of 3.880 and 15.41 respectively, yielding a premium of 375.77% and a deviation of -7.78%. HOLLY FUTURES (03678) trades at 2.145 in Hong Kong and 7.84 in Shanghai, producing a premium of 337.76% and a deviation of 17.85%. Other notable entries include TRIUMPH NEW EN (01108), ANDRE JUICE (02218), CHENMING PAPER (01812), SINOPEC SSC (01033), NANJING PANDA (00553), DRINDA (02865), and JINGCHENG MAC (00187) completing the top ten list.
Bottom Ten A-Share Premium Rates
At the other end of the spectrum, CATL (03750) shows the most significant discount with an H-share price of 507.000 and an A-share price of 301.09, resulting in a premium of -28.87% and a deviation of -2.40%. GIGADEVICE (03986) trades at 512.000 in Hong Kong versus 388.18 on the mainland, yielding a premium of -9.19% and a deviation of -6.97%. ZJ INNOLIGHT (03308) follows with prices of 1205.000 and 926.43 respectively. The list also includes CM BANK (03968), WUXI APPTEC (02359), MIDEA GROUP (00300), WEICHAI POWER (02338), ZIJIN MINING (02899), LUXSHARE ICT (02475), and BANKCOMM (03328).
Top Ten AH Deviation Values
When ranked by positive deviation values, NE ELECTRIC (00042) again takes the lead at 81.75%, followed by DRINDA (02865) at 52.78% and TRIUMPH NEW EN (01108) at 50.55%. Additional names on this list include ANDRE JUICE (02218) at 46.72%, XINHUA WINSHARE (00811) at 39.80%, NSING TECH (02701) at 30.68%, and DELTON (01989) at 28.16%. The list is rounded out by WOER (09981) at 27.99%, CHENMING PAPER (01812) at 25.67%, and HEPALINK (09989) at 24.37%.
Bottom Ten AH Deviation Values
The most negative deviation values were recorded for DATANG POWER (00991) at -28.20%, followed by FUDANZHANGJIANG (01349) at -27.16% and HANS CNC (03200) at -25.70%. Other stocks with notable negative deviations include COMEC (00317) at -23.52%, ASYMCHEM (06821) at -19.77%, JOINN (06127) at -17.48%, and BEFAR GROUP (06745) at -13.33%. FOSUN PHARMA (02196), CSC (06066), and CCTC (06951) complete the list with deviations of -11.78%, -10.53%, and -9.91% respectively.
This data was generated through an automated calculation process utilizing exchange data. Users should note that the figures may not be entirely accurate. The deviation value represents the difference between the current premium rate and the average premium rate of the respective stock over the past 30 trading days.
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