Group 1 - The core viewpoint of the news is that Yingfeng Environment (000967.SZ) has reported significant institutional ownership, with 13 institutional investors holding a total of 2.266 billion shares, representing 71.55% of the company's total equity [1] - The top ten institutional investors collectively hold 71.54% of the shares, with a slight increase of 0.36 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, there was an increase in holdings from one public fund, namely the Huaxia CSI Robot ETF, which saw a holding increase of 0.16% [2] - Four new public funds were disclosed compared to the previous quarter, including Yongying Digital Economy Select Mixed Fund A, Bosera New Strategy Mixed Fund A, Tianzhi Quantitative Core Selected Mixed Fund A, and Tianzhi Transformation Upgrade Mixed Fund [2] - One foreign fund, Hong Kong Central Clearing Limited, reduced its holdings by 0.35% compared to the previous quarter [2]

Group 1 - In April 2025, out of 8,451 comparable mixed funds, 1,899 funds saw an increase in net value, while 6,529 funds experienced a decline, and 23 funds remained flat [1] - The top two performing funds for April were Zhonghang Youxuan Lihang Mixed Fund A and C, with returns of 17.30% and 17.25% respectively [1] - These two funds, established on December 24, 2024, have cumulative returns of 42.99% and 42.67% as of April 30, 2025 [1] Group 2 - Nine funds under Huatai Fuhua Fund Management Co., Ltd. achieved monthly returns exceeding 10%, including Huatai Fuhua North Exchange Innovation Selected Mixed Fund A and C [2] - The Huatai Fuhua Medical Service Flexible Allocation Mixed Fund A had a return of 12.18% in April and a cumulative return of 55.60% since its inception [3] - The fund manager believes the pharmaceutical industry will show strong anti-cyclical and technological attributes over the next 2 to 3 years, focusing on innovative drugs and high-barrier medical equipment [3] Group 3 - The top-performing funds in April included Huatai Fuhua Medical Service Flexible Allocation Mixed Fund A, with a scale of 4.408 billion yuan, and a cumulative net value of 1.5560 yuan [3] - The two funds, Fuguo Precision Medical Flexible Allocation Mixed Fund A and Zhongyin Innovation Medical Mixed Fund A, also performed well with returns of 11.21% and 10.57% respectively [4][5] - Fuguo Precision Medical Flexible Allocation Mixed Fund A has a cumulative return of 184.98% since its inception [4] Group 4 - A total of 59 mixed funds saw declines exceeding 10% in April, with Tianzhi Quantitative Core Selected Mixed Fund C and A at the bottom with returns of -18.19% and -18.18% respectively [5] - These funds have cumulative returns of -45.73% and -46.21% since their inception [5] - The top ten holdings of these underperforming funds included companies in the optical and semiconductor sectors [5][6]