Core Insights - The main contract for the 30-year Treasury futures closed at 2509 on July 30, with a change of +0.40% and a trading volume of 159,200 contracts [1][2] - The total trading volume for all contracts reached 189,600 contracts, an increase of 2,670 contracts from the previous day [1][3] - The top 20 positions showed a net long position with a difference of 2,244 contracts [1] Trading Volume and Positions - The top three long positions were held by CITIC Futures (28,724 contracts), Guotai Junan (17,475 contracts), and Ping An Futures (9,798 contracts) [1][4] - The top three short positions were held by CITIC Futures (15,534 contracts), Guotai Junan (15,519 contracts), and Galaxy Futures (13,569 contracts) [1][4] - The total long positions for the top 20 seats amounted to 129,400 contracts, a decrease of 1,957 contracts from the previous day, while total short positions were 131,400 contracts, a decrease of 3,689 contracts [1][3] Changes in Positions - The top three long position increases were from GF Futures (4,335 contracts, +1,387), Galaxy Futures (7,272 contracts, +807), and Green DHH Futures (1,006 contracts, +328) [1][3] - The top three long position decreases were from Guojin Futures (4,472 contracts, -2,821), Dongzheng Futures (8,169 contracts, -1,154), and Hongyuan Futures (6,875 contracts, -774) [1][3] - The top three short position increases were from Guojin Futures (3,542 contracts, +895), Guoxin Futures (3,097 contracts, +283), and招商 Futures (3,070 contracts, +160) [1][3] - The top three short position decreases were from Dongzheng Futures (11,053 contracts, -1,417), CITIC Futures (11,730 contracts, -1,215), and Galaxy Futures (6,753 contracts, -1,085) [1][3]

Core Insights - As of July 30, 2025, the main contract for coking coal (2601) experienced a price increase of 5.88%, with a trading volume of 1.6979 million lots and a net short position of 55,585 lots among the top 20 positions [1][3]. Trading Volume and Positions - The total trading volume for all coking coal contracts reached 3.7389 million lots, an increase of 776,700 lots compared to the previous day [1][4]. - Among the top 20 positions, long positions totaled 431,400 lots, an increase of 24,400 lots, while short positions totaled 525,200 lots, an increase of 30,300 lots [1][4]. Major Players - The top three long positions were held by Guotai Junan (55,446 lots), CITIC Futures (54,518 lots), and Yong'an Futures (36,144 lots) [1][4]. - The top three short positions were also held by Guotai Junan (73,115 lots), CITIC Futures (66,242 lots), and Yide Futures (34,436 lots) [1][4]. Changes in Positions - The top three increases in long positions were from Guotai Junan (8,636 lots), GF Futures (4,698 lots), and Galaxy Futures (2,397 lots) [1][3]. - The top two decreases in long positions were from Zhongtai Futures (-2,045 lots) and Founder Futures (-646 lots) [1][3]. - The top three increases in short positions were from CITIC Futures (8,605 lots), Guotai Junan (6,137 lots), and Shenyin Wanguo (4,218 lots) [1][3]. - The top two decreases in short positions were from Galaxy Futures (-415 lots) and COFCO Futures (-226 lots) [1][3].

Summary of Key Points Core Viewpoint - As of July 30, 2025, cotton futures contract 2509 experienced a slight decline of 1.89%, with a trading volume of 313,800 contracts and a net short position among the top 20 positions amounting to 15,814 contracts [1]. Trading Volume and Positions - Total trading volume for all cotton futures contracts reached 458,900 contracts, a decrease of 36,500 contracts from the previous day [1]. - The top 20 positions for long holdings totaled 584,700 contracts, down by 5,692 contracts, while short holdings totaled 614,000 contracts, down by 1,490 contracts [1]. Major Players - The top three long positions were held by: - CITIC Futures with a total holding of 106,107 contracts - Guotai Junan with 62,902 contracts - COFCO Futures with 45,731 contracts [1]. - The top three short positions were held by: - COFCO Futures with 84,175 contracts - CITIC Futures with 67,892 contracts - Guotai Junan with 55,063 contracts [1]. Changes in Positions - Among the top 20 positions, the largest increases in long positions were from: - Guangzhou Futures with an increase of 1,735 contracts - Dongzheng Futures with an increase of 1,734 contracts - Rongda Futures with an increase of 1,505 contracts [1]. - The largest decreases in long positions were from: - CITIC Futures with a decrease of 14,505 contracts - Guotai Junan with a decrease of 3,452 contracts - Founder Futures with a decrease of 2,378 contracts [1]. Overall Market Data - The total trading volume for cotton futures contracts on July 30, 2025, was 643,001 contracts, reflecting a decrease of 55,368 contracts [4]. - The total long positions across all contracts amounted to 513,505 contracts, down by 4,670 contracts, while total short positions were 542,351 contracts, down by 14,927 contracts [4].

Core Insights - The main contract of the CSI 1000 Index futures closed at 2509 on July 30, with a decrease of 0.43% and a trading volume of 144,800 contracts, indicating a net short position among the top 20 holders with a difference of 19,037 contracts [1][3]. Trading Volume and Positions - Total trading volume for all contracts of the CSI 1000 Index futures reached 231,300 contracts, an increase of 42,700 contracts from the previous day [1][4]. - The top 20 holders had a total long position of 244,100 contracts, up by 15,900 contracts, while the total short position was 280,400 contracts, an increase of 14,200 contracts [1][4]. Major Players - The top three long positions were held by Guotai Junan with a total position of 46,903 contracts, CITIC Futures with 42,469 contracts, and Haitong Futures with 17,352 contracts [1][4]. - The top three short positions were held by CITIC Futures with 68,920 contracts, Guotai Junan with 48,313 contracts, and Haitong Futures with 18,875 contracts [1][4]. Changes in Positions - Among the top 20 holders, the largest increase in long positions was seen in CITIC Futures (2,084 contracts), Guotai Junan (1,866 contracts), and Zhongtai Futures (927 contracts) [1][3]. - The largest decrease in long positions was recorded by Baocheng Futures (-55 contracts), Yide Futures (-45 contracts), and Nanhua Futures (-13 contracts) [1][3]. - For short positions, the largest increase was in CITIC Futures (3,115 contracts), Guotai Junan (1,392 contracts), and Dongzheng Futures (1,109 contracts) [1][3]. - The largest decrease in short positions was noted in UBS Futures (-2,118 contracts), Guotai Futures (-482 contracts), and Guofu Futures (-10 contracts) [1][3].

Core Insights - The main contract for low-sulfur fuel oil (2510) closed at a price increase of 2.49% as of July 30, with a trading volume of 116,400 contracts and a net short position among the top 20 positions of 8,065 contracts [1][3]. Trading Volume and Positions - Total trading volume for all low-sulfur fuel oil contracts reached 169,100 contracts, a decrease of 6,559 contracts from the previous day [1][4]. - Among the top 20 positions, long positions totaled 55,500 contracts, down by 6,130 contracts, while short positions totaled 58,900 contracts, down by 4,114 contracts [1][4]. Major Players - The top three long positions were held by Guotai Junan (6,382 contracts), CITIC Futures (6,219 contracts), and Galaxy Futures (4,852 contracts) [1][3]. - The top three short positions were also held by Guotai Junan (8,826 contracts), CITIC Futures (5,976 contracts), and Yong'an Futures (5,919 contracts) [1][3]. Changes in Positions - The top three increases in long positions were from Ping An Futures (2,393 contracts, up by 663), Hongyuan Futures (1,668 contracts, up by 425), and Galaxy Futures (1,586 contracts, up by 269) [1][3]. - The top three decreases in long positions were from Yong'an Futures (2,203 contracts, down by 2,576), Qian Kun Futures (2,955 contracts, down by 2,090), and Guotai Junan (4,665 contracts, down by 1,069) [1][3]. Short Position Changes - The top three increases in short positions were from COFCO Futures (888 contracts, up by 811), CITIC Futures (5,766 contracts, up by 780), and Guotai Futures (946 contracts, up by 478) [1][3]. - The top three decreases in short positions were from Yong'an Futures (5,321 contracts, down by 2,643), Nanhua Futures (2,114 contracts, down by 1,726), and Guotai Futures (1,224 contracts, down by 985) [1][3].

新浪期货 根据交易所数据，截至7月29日收盘主力合约玻璃2509,涨跌-7.19%,成交量348.55万手，持仓数据显示前20席位呈现净 空，差额头寸为156588手。 玻璃期货全合约总计成交447.48万手，比上一日减少159.48万手。全合约前20席位多头持仓74.76万手，比上一日增加2.54万手。全 合约前20席位空头持仓94.83万手，比上一日增加6696手。 根据合并数据显示，多头前三席位为国泰君安，总持仓82273、中信期货，总持仓66662、永安期货，总持仓56800；空头前三席位 为永安期货，总持仓160546、国泰君安，总持仓138913、中信期货，总持仓100884； 主力合约前20席位中，多头增仓前三名分别是：华泰期货、持仓23071、增仓6750，银河期货、持仓22978、增仓6297，东证期 货、持仓39881、增仓3510；多头减仓前三名分别是：国泰君安、持仓46402、减仓-7579，国海良时、持仓15546、减仓-6435，永 安期货、持仓18393、减仓-5835； 主力合约前20席位中，空头增仓前三名分别是：南华期货、持仓17577、增仓11068，永安期货、持仓1132 ...

新浪期货 根据交易所数据，截至7月28日收盘主力合约30年期国债期货2509,涨跌+0.56%,成交量12.06万手，持仓数据显示前20席 位呈现净多，差额头寸为512手。 文章来源:新浪期货 | | | | | 2025年7月28日30年期国债期货主力合约2509持仓数据 | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 名次 会员名称 成交量(双边) | | 壇減 | | 会员 持买单 | 增减 | 会员 | 持卖单 | 增减 | | ਹ | 中信期货 | 44,813 | -16,896 | 中信期货 | 18,570 | -1,962 | 国泰君安 | 14,321 | ୧୦୧ | | 2 | 东证期货 | 28,269 | -9,754 | 国泰君安 | 12,998 | -1,492 | 中信期货 | 12,085 | 207 | | 3 | 国泰君安 | 25,353 | -7,624 | 东证期货 | 9,001 | 511 | 东证期货 | 11,357 | -2,022 | | 4 | ...

Summary of Key Points Core Viewpoint - The main focus of the article is on the trading activity and positions in the soda ash futures market as of July 28, 2025, highlighting significant changes in both long and short positions among major market participants [1][3]. Trading Activity - As of July 28, 2025, the main contract for soda ash (2509) experienced a price change of -8.04%, with a total trading volume of 3.575 million contracts and an open interest showing a net short position among the top 20 participants [1]. - The total trading volume across all soda ash contracts reached 5.360 million contracts, an increase of 522,700 contracts from the previous day [1]. Positions of Major Participants - Among the top 20 participants, long positions totaled 1.0234 million contracts, an increase of 61,400 contracts, while short positions totaled 1.3148 million contracts, an increase of 126,700 contracts [1]. - The top three long positions were held by Guotai Junan (95,507 contracts), CITIC Futures (59,745 contracts), and Founder Futures (59,076 contracts) [1][3]. - The top three short positions were also led by Guotai Junan (164,917 contracts), Yong'an Futures (161,681 contracts), and Dongzheng Futures (123,371 contracts) [1][3]. Changes in Positions - The top three participants with the largest increase in long positions were Huatai Futures (37,811 contracts, +12,060), Dongfang Caifu (20,096 contracts, +6,333), and招商期货 (16,571 contracts, +3,837) [1][3]. - Conversely, the top three participants with the largest decrease in long positions were Dongzheng Futures (35,417 contracts, -4,568), CITIC Futures (35,628 contracts, -1,971), and Zhonghui Futures (16,542 contracts, -1,735) [1][3]. - For short positions, the largest increases were seen in Dongzheng Futures (68,009 contracts, +15,832), Yong'an Futures (92,107 contracts, +9,024), and Founder Futures (19,378 contracts, +8,629) [1][3]. - The largest decreases in short positions were recorded by GF Futures (12,959 contracts, -2,055), Zhongtai Futures (17,685 contracts, -1,237), and Yinhai Futures (35,349 contracts, -1,163) [1][3].

主力合约前20席位中，空头增仓前三名分别是：永安期货、持仓107195、增仓29163，东证期货、持仓82765、增仓28979，华泰期 货、持仓35075、增仓9186；空头减仓前三名分别是：中信期货、持仓68132、减仓-23202，国泰君安、持仓105554、减 仓-12841，中信建投、持仓14323、减仓-8638。 文章来源:新浪期货 2025年7月28日玻璃主力合约2509持仓数据一览 新浪期货 根据交易所数据，截至7月28日收盘主力合约玻璃2509,涨跌-9.00%,成交量487.85万手，持仓数据显示前20席位呈现净 空，差额头寸为177223手。 玻璃期货全合约总计成交606.96万手，比上一日新增82.79万手。全合约前20席位多头持仓74.42万手，比上一日减少1.15万手。全 合约前20席位空头持仓96.60万手，比上一日增加4.02万手。 根据合并数据显示，多头前三席位为国泰君安，总持仓98719、中信期货，总持仓59961、永安期货，总持仓53817；空头前三席位 为国泰君安，总持仓147165、永安期货，总持仓146220、东证期货，总持仓111838； 主力合约前20席位中， ...

Core Insights - The main contract of the Shanghai Stock Exchange 50 Index futures closed at 2509 on July 28, with a slight increase of 0.36% and a trading volume of 28,900 contracts, indicating a net short position among the top 20 positions with a difference of 11,944 contracts [1][3]. Group 1: Trading Volume and Positions - The total trading volume for all contracts was 46,400 contracts, a decrease of 870 contracts from the previous day [1][4]. - Among the top 20 positions, long positions totaled 66,300 contracts, down by 861 contracts, while short positions totaled 82,900 contracts, down by 1,003 contracts [1][4]. Group 2: Major Players in Long and Short Positions - The top three long positions were held by CITIC Futures (11,226 contracts), Guotai Junan (11,062 contracts), and Haitong Futures (5,723 contracts) [1][4]. - The top three short positions were held by CITIC Futures (20,342 contracts), GF Futures (12,609 contracts), and Guotai Junan (11,504 contracts) [1][4]. Group 3: Changes in Long and Short Positions - The top three increases in long positions were from Guoxin Futures (1,840 contracts, +288), CITIC Futures (6,225 contracts, +210), and Everbright Futures (879 contracts, +104) [1][4]. - The top three decreases in long positions were from CITIC Jiantou (1,180 contracts, -181), Shenyin Wanguo (922 contracts, -115), and Haitong Futures (3,231 contracts, -115) [1][4]. - The top three increases in short positions were from CITIC Futures (14,216 contracts, +1,008), Guoxin Futures (1,787 contracts, +381), and Ping An Futures (505 contracts, +128) [1][4]. - The top three decreases in short positions were from GF Futures (11,152 contracts, -1,052), Guotai Junan (6,123 contracts, -318), and Haitong Futures (2,853 contracts, -271) [1][4].