** Shares of Chow Tai Fook Jewellery Group 1929.HK slip 4.9% to HK$10.76, their lowest level since March 31
** Stock on track for biggest one-day pct fall since January 30 in its second declining session
** Hong Kong-based jewellery chain operator posts a 1.5% y/y slip in retail sales value for three months ended in March, with Chinese mainland down 8.2%, while Hong Kong, Macao and other markets up 58.5%
** Says same-stores sales (SSS) up 0.2% in Chinese mainland, and up 40.1% in Hong Kong, Macao and other markets, but volume down 30.9% and 12.2%, respectively
** Jefferies maintains "buy" rating on the stock but trims price target to HK$17.20 from HK$17.56 to be in line with its earnings revision to factor in slower sales/SSS performance in 4QFY26 vs 3QFY26
** YTD, stock down 12.8%, while benchmark Hang Seng Index .HSI up 0.9%
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))