三变科技股价连续3天下跌累计跌幅5.51%，国泰基金旗下1只基金持287.09万股，浮亏损失401.92万元

Group 1 - The core point of the news is that Sanbian Technology's stock has experienced a decline of 4.57% on February 11, with a total market value of 7.062 billion yuan and a cumulative drop of 5.51% over three consecutive days [1] - Sanbian Technology, established on December 29, 2001, and listed on February 8, 2007, specializes in the production, maintenance, and sales of transformers, motors, reactors, low-voltage complete electrical equipment, and power transmission and transformation equipment [1] - The main revenue composition of Sanbian Technology includes: oil-immersed transformers (58.38%), combined transformers (28.13%), dry-type transformers (10.89%), and others (2.60%) [1] Group 2 - From the perspective of the top ten circulating shareholders, Guotai Fund's Guotai Valuation Advantage Mixed Fund (LOF) A (160212) reduced its holdings by 9.7208 million shares, holding 2.8709 million shares, which accounts for 1.1% of the circulating shares [2] - The estimated floating loss for Guotai Valuation Advantage Mixed Fund (LOF) A today is approximately 3.3015 million yuan, with a total floating loss of 4.0192 million yuan during the three-day decline [2] - Guotai Valuation Advantage Mixed Fund (LOF) A has a total scale of 1.564 billion yuan, with a year-to-date return of 13.32% and a one-year return of 52.73% [2]