Xin Lang Qi Huo·2025-07-02 08:34Core Insights - The main contract for caustic soda (2509) closed at a price increase of 3.19% as of July 2, with a trading volume of 610,800 contracts and a net short position of 12,406 contracts among the top 20 positions [1][3]. Trading Volume and Positions - Total trading volume for all caustic soda contracts reached 728,800 contracts, an increase of 33,700 contracts from the previous day [1]. - Among the top 20 positions, long positions totaled 159,400 contracts, a decrease of 1,223 contracts, while short positions totaled 171,300 contracts, a decrease of 4,793 contracts [1][4]. Major Players - The top three long positions were held by Guotai Junan (21,925 contracts), Dongzheng Futures (13,301 contracts), and CITIC Futures (12,318 contracts) [1][4]. - The top three short positions were also held by Guotai Junan (24,831 contracts), Dongzheng Futures (15,984 contracts), and Huatai Futures (11,711 contracts) [1][4]. Changes in Positions - The top three increases in long positions were from CITIC Futures (9,862 contracts, an increase of 2,105), Fangzheng Futures (6,164 contracts, an increase of 1,321), and Guotai Junan (12,113 contracts, an increase of 1,311) [1]. - The top three decreases in long positions were from Huatai Futures (3,793 contracts, a decrease of 3,836), Galaxy Futures (6,399 contracts, a decrease of 722), and Yong'an Futures (4,129 contracts, a decrease of 717) [1]. Summary of Changes - The top three increases in short positions were from Dongfang Caifu (3,619 contracts, an increase of 1,135), Zhongtai Futures (3,685 contracts, an increase of 996), and CITIC Futures (7,465 contracts, an increase of 950) [1]. - The top three decreases in short positions were from Zheshang Futures (3,481 contracts, a decrease of 3,495), Guotai Junan (18,115 contracts, a decrease of 3,050), and Yong'an Futures (2,391 contracts, a decrease of 1,030) [1].