沪深300交通设施指数报1255.20点，前十大权重包含招商公路等

Core Points - The Shanghai Composite Index opened lower but rose later, with the CSI 300 Transportation Infrastructure Index reported at 1255.20 points [1] - The CSI 300 Transportation Infrastructure Index has seen a decline of 3.23% over the past month, 5.20% over the past three months, and 11.11% year-to-date [2] Industry Summary - The CSI 300 Index categorizes its 300 sample stocks into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries, providing analytical tools for investors [2] - The CSI 300 Transportation Infrastructure Index has a market composition of 74.51% from the Shanghai Stock Exchange and 25.49% from the Shenzhen Stock Exchange [2] - Within the holdings of the CSI 300 Transportation Infrastructure Index, the airport sector accounts for 47.74%, the highway sector for 33.38%, and the port sector for 18.88% [2] Sample Adjustment Information - The index samples are adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December each year [3] - Weight factors are generally fixed until the next scheduled adjustment, but can be altered in the event of temporary adjustments due to changes in the CSI 300 Index samples [3] - Special events affecting sample companies, such as mergers or delistings, will lead to corresponding adjustments in the CSI 300 industry index samples [3]