赛特新材股价涨5.17%，国投瑞银基金旗下1只基金重仓，持有48.14万股浮盈赚取49.58万元

Group 1 - The core viewpoint of the news is the performance and investment interest in Sait New Materials, which saw a stock price increase of 5.17% to 20.97 CNY per share, with a total market capitalization of 3.519 billion CNY [1] - Sait New Materials specializes in the research, production, and sales of vacuum insulation materials, with its main revenue sources being vacuum insulation boards (96.47%), insulation boxes (2.79%), and other products [1] - The company was established on October 23, 2007, and went public on February 11, 2020 [1] Group 2 - The fund "Guotou Ruijin Fund" has Sait New Materials as its top holding, with an increase of 65,600 shares in the second quarter, bringing the total to 481,400 shares, which constitutes 4.66% of the fund's net value [2] - The fund has achieved a year-to-date return of 39.69% and ranks 1667 out of 8160 in its category [2] - The fund manager, Tang Yan, has been in position for 2 years and 219 days, with the best fund return during his tenure being 48.52% [3]