POCO(SZ:300811) Xin Lang Cai Jing·2026-02-26 06:26Group 1 - The core viewpoint of the news is that Placo New Materials Co., Ltd. experienced a stock price increase of 5.15%, reaching 90.41 CNY per share, with a trading volume of 812 million CNY and a turnover rate of 3.90%, resulting in a total market capitalization of 26.201 billion CNY [1] - Placo New Materials, established on September 17, 2009, and listed on December 30, 2019, is located in Nanshan District, Shenzhen, Guangdong Province. The company specializes in the research, production, and sales of metal soft magnetic powders, metal soft magnetic powder cores, and inductive components [1] - The main business revenue composition of Placo New Materials includes 96.69% from metal soft magnetic powder products, 3.07% from metal soft magnetic powders, and 0.25% from other business revenues [1] Group 2 - Among the top circulating shareholders of Placo New Materials, Guotou Ruijin Fund holds a position through its fund, Guotou Ruijin New Energy Mixed A (007689), which maintained its holding of 2.1752 million shares, accounting for 0.92% of circulating shares [2] - Guotou Ruijin New Energy Mixed A fund, established on November 18, 2019, has a latest scale of 2.036 billion CNY, with a year-to-date return of 4.59% and a one-year return of 64.73% [2] - The fund manager, Shi Cheng, has a cumulative tenure of 6 years and 337 days, with the fund's total asset scale at 9.964 billion CNY, achieving the best fund return of 198.55% and the worst return of -22.01% during his tenure [2]