4日集运指数欧线期货下跌1.71%，最新持仓变化

Core Insights - The main contract for the European shipping index futures closed at 2508 on July 4, with a decrease of 1.71% and a trading volume of 47,800 contracts [1][3] - The total trading volume for all contracts reached 69,900 contracts, an increase of 30,800 contracts compared to the previous day [1][3] - The top 20 positions showed a net short position with a difference of 794 contracts [1] Group 1: Trading Data - The top three long positions were held by Citic Futures (4,633 contracts), Guotai Junan (4,570 contracts), and Huatai Futures (2,665 contracts) [1][4] - The top three short positions were held by Guotai Junan (5,348 contracts), Citic Futures (3,060 contracts), and Huatai Futures (2,692 contracts) [1][4] - The long positions increased by 181 contracts and the short positions increased by 130 contracts in the top 20 positions [1] Group 2: Position Changes - The top three long position increases were from Guotai Junan (318 contracts), GF Futures (158 contracts), and Zhonghui Futures (137 contracts) [1][3] - The top three long position decreases were from Citic Jiantou (-196 contracts), Haitong Futures (-142 contracts), and Dongzheng Futures (-127 contracts) [1][3] - The top three short position increases were from Dongzheng Futures (345 contracts), Donghai Futures (191 contracts), and Zhongcai Futures (189 contracts) [1][3] - The top three short position decreases were from Citic Jiantou (-214 contracts), Huatai Futures (-184 contracts), and Dongfang Caifu (-85 contracts) [1][3]