Zheng Quan Shi Bao Wang·2025-05-15 14:19Market Overview - On May 15, major market indices collectively declined, with the Shanghai Composite Index falling by 0.68% and the ChiNext Index dropping nearly 2% [1] - The total trading volume in A-shares reached 1.19 trillion yuan, with over 1,400 stocks closing higher, including 78 stocks hitting the daily limit [1] Sector Performance - The beauty and personal care sector led the gains, closing up 3.68%, with stocks like Qingsong Co., Huaye Fragrance, and Jieya Co. hitting the daily limit [1] - The port and shipping sector experienced a pullback after an initial rise, with stocks such as Nanjing Port and Ningbo Maritime continuing to hit the daily limit [1] - The synthetic biology concept index rose over 2%, with 10 stocks hitting the daily limit, including Chuaning Biology and Meinong Biology [1] Historical Highs - A total of 28 stocks reached historical closing highs, with the beauty and personal care, banking, and machinery sectors showing significant concentration [2] - The average increase for stocks that reached historical highs was 6.87%, with notable gainers including Babi Co., Dengkang Oral, and Ruoyuchen [2] Institutional Trading - On May 15, 14 stocks faced net selling by institutions exceeding 10 million yuan, with Youfu Co. leading the sell-off at 146 million yuan [4] - Only 8 stocks saw net buying from institutions, with Aerospace Nanhu and Yuzhong Three Gorges A receiving over 10 million yuan in net purchases [4] Northbound Capital Flow - Northbound capital saw net buying in 5 stocks, with Jilin Chemical Fiber leading at 33.01 million yuan, followed by Jingyun Tong at 28.59 million yuan [6] - Aerospace Nanhu experienced the highest net selling among northbound funds, amounting to 50.41 million yuan [6] Company Announcements - Feilong Co. received a project designation notice from a well-known domestic automotive brand, becoming a supplier for a thermal management module [7] - Yuyue Medical's automatic external defibrillator (AED) product obtained EU MDR certification [8] - Heng Rui Pharmaceutical completed a share repurchase of 12.90 million shares, accounting for 0.2% of its total share capital, with a total transaction amount of 601 million yuan [8]