


Group 1 - The core viewpoint of the article highlights the trading activity and positions in the fuel oil futures market as of May 29, 2025, indicating a net short position among the top 20 participants [1][4] - The main contract for fuel oil (2509) closed with a price increase of 2.62%, with a trading volume of 213,400 lots and total transactions across all contracts reaching 1,079,900 lots, an increase of 186,700 lots from the previous day [1][4] - The top three long positions are held by Guotai Junan with a total position of 34,416, CITIC Futures with 27,721, and Dongzheng Futures with 19,693 [1][4] Group 2 - The top three short positions are also led by Guotai Junan with 33,334, followed by Galaxy Futures with 28,476, and Bank of China Futures with 17,429 [1][4] - Among the top 20 positions, the largest increase in long positions was seen in Everbright Futures with an increase of 1,577 lots, followed by Haitong Futures with 1,347 lots, and CITIC Futures with 1,127 lots [1][4] - Conversely, the largest decrease in long positions was recorded by Guoxin Futures with a reduction of 574 lots, Baicheng Futures with 562 lots, and Zhongtai Futures with 163 lots [1][4]