Sou Hu Cai Jing·2025-12-05 09:49Core Viewpoint - The marine economy sector experienced a rise of 0.64% on December 5, with notable gains from companies like Sun Cable, which led the sector with a 9.98% increase in share price [1]. Group 1: Market Performance - The Shanghai Composite Index closed at 3902.81, up 0.7%, while the Shenzhen Component Index closed at 13147.68, up 1.08% [1]. - Sun Cable (002300) saw a closing price of 10.36, with a significant increase of 9.98% and a trading volume of 1.8481 million shares, amounting to a transaction value of 1.759 billion [1]. - Other notable performers included Shi Jing Spirit (301137) with a 7.10% increase, and Mengsheng Electronics (688311) with a 6.15% increase [1]. Group 2: Fund Flow Analysis - The marine economy sector experienced a net outflow of 119 million from institutional investors and 103 million from speculative funds, while retail investors contributed a net inflow of 222 million [2]. - The fund flow data indicates that Hai Ge Communication (002465) had a net inflow of 112 million from institutional investors, despite a net outflow from speculative and retail investors [3]. - Sun Cable (002300) had a net inflow of 75.986 million from institutional investors, but also faced outflows from both speculative and retail investors [3].