In March, 343 stocks were surveyed by private equity firms, with Mindray Medical being surveyed over 100 times.

Sourced from: Xinhua Finance

Xinhua Finance Shanghai, April 3 (Lin Zhenghong). According to data from Private Fund Ranking, as of March 31, 2026, in March, 871 private fund firms participated in A-share research activities. They covered 343 individual stocks across 27 first-tier Shenwan industries, for a total of 2,752 research visits. Of these, 54 “billion-yuan” private funds participated in the research activities, covering 171 individual stocks across 25 first-tier Shenwan industries, for a total of 354 research visits.

In the biopharmaceutical sector, Mindray Medical topped the list with 105 private fund research visits. This includes 13 “billion-yuan” private funds such as Gao Yi Asset, Danshuiquan Asset, and Jinglin Asset. The research mainly focused on the reasons behind its 2025 profit decline and whether there is a risk of continued decline in 2026. Another biopharmaceutical stock, Wuxi ICtop? (惠泰医疗), was researched 54 times by private fund firms, ranking third. This also includes 8 “billion-yuan” private funds such as Gao Yi Asset and Danshuiquan.

In the electronics sector, individual stocks have drawn significant attention from private fund research. Four stocks—Source Photonics Technology, Shenzhen Transpro Circuit, AAC? (传音控股), and Simcom Shanghai (盛美上海)—made it into the top ten, with research counts of 50, 48, 46, and 43 times respectively. Among them, Source Photonics Technology received research favor from the “billion-yuan” private fund Raystone? (重阳投资). The research content includes updates on its product progress in the CPO/NPO (co-packaged optics / near-packaged optics) field, among other items.

Shenzhen Transpro Circuit saw a crowd of research visits from 12 “billion-yuan” private funds including Danshuiquan, Raystone Investment, and Gao Yi Asset. The research mainly centered on the company’s PCB (printed circuit board) business. AAC? (传音控股) received attention from research by three “billion-yuan” private funds—Ming Mei Investment, Gao Yi Asset, and Rui Tian Investment—focused on the company’s positioning and main tasks related to the recent introduction of Dr. Yu Dong, a world-class expert in international voice and artificial intelligence, and other related details. Simcom Shanghai (盛美上海) drew research attention from two “billion-yuan” private funds—Ningquan Asset and Panjing Investment—mainly focusing on the company’s expansion in overseas markets and its order outlook for 2026, among other issues.

From an industry perspective, the electronics sector became the most favored industry by private fund research in March. Within the sector, as many as 58 individual stocks were covered, with a total of 592 research visits. Both figures clearly led other industries. In the electronics sector, seven stocks—including Simcom Shanghai (盛美上海), 佰维存储 (across-market memory), 金宏气体 (Jinhong Gas), 聚辰股份 (Juchen Shares), and 中科飞测 (Zhongke Feice), among others—were researched no fewer than 10 times.

Second came the biopharmaceutical sector, with 420 research visits and 43 stocks covered. Among them, Wuxi ICtop? (惠泰医疗), Haitai Newlight? (海泰新光), Aidi Pharmaceuticals? (艾迪药业), and Cofree Medical? (可孚医疗) were all researched no fewer than 10 times.

Closely following were power equipment and machinery equipment, receiving 286 and 281 research visits respectively, with 28 and 36 stocks covered respectively. In the power equipment sector, Dike Shares (帝科股份) received 38 research visits; in the machinery equipment sector, all of Guangli Technology (光力科技), Dingyang Technology (鼎阳科技), Puyuan Jingdian (普源精电), Shenkeda (深科达), Weichuang Electric (伟创电气), and Haineng Technology (海能技术) were researched no fewer than 10 times.

Editor: Ge Jiaming

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