China member rankings
CZCE (Zhengzhou) member rankings, Soda ash (SA)
| Latest trading date | Wed 28 Oct 2026 |
| Top-20 long, lots | 1,144,904 |
| Top-20 short, lots | 1,303,842 |
| Top-20 net, lots | -158,938 |
| Day change in top-20 net, lots | +28,557 |
| Long-short ratio, top 20 | 0.88 |
| Top-5 member share of top-20 long, % | 37.9 |
| Top-5 member share of top-20 short, % | 47.0 |
| Total open interest, all contracts, lots | 1,914,839 |
| Top-20 long as % of total open interest | 59.8% |
| Members named across the series | 122 |
| Series span | 2019-12-06 to 2026-10-28 (1669 trading dates) |
Top-20 member net, lots, daily. Top-20 sums are lower bounds on open interest; members are brokers carrying client books, so this is a ranking of the largest holders, not a speculative net.
Yearly extremes, full held span
| Year | Highest net | Date of high | Lowest net | Date of low | Final net of year | Observations |
|---|---|---|---|---|---|---|
| 2019 | +2,698 | 2019-12-10 | -13,517 | 2019-12-27 | -8,497 | 18 |
| 2020 | +5,684 | 2020-09-25 | -49,878 | 2020-11-27 | -31,674 | 243 |
| 2021 | +40,737 | 2021-03-10 | -49,882 | 2021-12-10 | -46,288 | 243 |
| 2022 | +123,261 | 2022-11-24 | -97,084 | 2022-06-21 | +53,365 | 242 |
| 2023 | +135,643 | 2023-01-12 | -290,747 | 2023-08-07 | +2,372 | 242 |
| 2024 | +16,427 | 2024-05-17 | -285,511 | 2024-11-11 | -133,893 | 242 |
| 2025 | -97,068 | 2025-04-23 | -473,312 | 2025-07-16 | -142,843 | 243 |
| 2026 | -87,958 | 2026-05-06 | -354,883 | 2026-08-03 | -158,938 | 196 |
Most recent 104 reports of 1669
Order: Trading date, oldest first
| 2026-05-27 | 829,291 | 1,013,738 | -184,447 | 1,556,199 |
| 2026-05-28 | 821,628 | 1,008,752 | -187,124 | 1,538,168 |
| 2026-05-29 | 805,187 | 968,270 | -163,083 | 1,485,163 |
| 2026-06-01 | 827,367 | 983,577 | -156,210 | 1,515,024 |
| 2026-06-02 | 835,044 | 1,008,269 | -173,225 | 1,549,700 |
| 2026-06-03 | 842,296 | 997,236 | -154,940 | 1,555,574 |
| 2026-06-04 | 875,172 | 1,054,095 | -178,923 | 1,609,389 |
| 2026-06-05 | 935,062 | 1,143,745 | -208,683 | 1,715,100 |
| 2026-06-08 | 957,712 | 1,173,985 | -216,273 | 1,756,460 |
| 2026-06-09 | 995,126 | 1,216,362 | -221,236 | 1,814,230 |
| 2026-06-10 | 1,005,634 | 1,238,336 | -232,702 | 1,831,684 |
| 2026-06-11 | 983,387 | 1,236,958 | -253,571 | 1,808,238 |
| 2026-06-12 | 1,005,697 | 1,282,565 | -276,868 | 1,858,645 |
| 2026-06-15 | 948,748 | 1,188,999 | -240,251 | 1,736,815 |
| 2026-06-16 | 969,029 | 1,215,520 | -246,491 | 1,777,216 |
| 2026-06-17 | 966,325 | 1,229,396 | -263,071 | 1,795,383 |
| 2026-06-18 | 1,006,056 | 1,277,480 | -271,424 | 1,892,215 |
| 2026-06-22 | 1,034,324 | 1,301,304 | -266,980 | 1,922,875 |
| 2026-06-23 | 1,020,820 | 1,238,706 | -217,886 | 1,873,456 |
| 2026-06-24 | 1,047,397 | 1,292,453 | -245,056 | 1,944,827 |
| 2026-06-25 | 1,059,660 | 1,335,970 | -276,310 | 1,986,891 |
| 2026-06-26 | 1,069,945 | 1,337,384 | -267,439 | 1,994,171 |
| 2026-06-29 | 1,065,317 | 1,323,808 | -258,491 | 1,989,447 |
| 2026-06-30 | 1,127,250 | 1,425,951 | -298,701 | 2,093,249 |
| 2026-07-01 | 1,225,210 | 1,489,122 | -263,912 | 2,167,022 |
| 2026-07-02 | 1,349,205 | 1,608,319 | -259,114 | 2,293,133 |
| 2026-07-03 | 1,365,058 | 1,632,159 | -267,101 | 2,303,272 |
| 2026-07-06 | 1,360,887 | 1,628,158 | -267,271 | 2,279,676 |
| 2026-07-07 | 1,425,558 | 1,726,155 | -300,597 | 2,400,407 |
| 2026-07-08 | 1,459,813 | 1,734,595 | -274,782 | 2,422,186 |
| 2026-07-09 | 1,453,325 | 1,717,699 | -264,374 | 2,403,336 |
| 2026-07-10 | 1,456,787 | 1,713,813 | -257,026 | 2,379,723 |
| 2026-07-13 | 1,449,667 | 1,755,922 | -306,255 | 2,411,663 |
| 2026-07-14 | 1,456,173 | 1,767,657 | -311,484 | 2,426,607 |
| 2026-07-15 | 1,497,846 | 1,826,099 | -328,253 | 2,513,928 |
| 2026-07-16 | 1,506,251 | 1,828,215 | -321,964 | 2,529,972 |
| 2026-07-17 | 1,480,380 | 1,788,946 | -308,566 | 2,483,775 |
| 2026-07-20 | 1,481,424 | 1,777,555 | -296,131 | 2,472,310 |
| 2026-07-21 | 1,488,039 | 1,780,249 | -292,210 | 2,484,448 |
| 2026-07-22 | 1,472,634 | 1,750,887 | -278,253 | 2,455,991 |
| 2026-07-23 | 1,450,898 | 1,733,118 | -282,220 | 2,423,265 |
| 2026-07-24 | 1,442,760 | 1,733,150 | -290,390 | 2,423,137 |
| 2026-07-27 | 1,464,599 | 1,765,940 | -301,341 | 2,490,884 |
| 2026-07-28 | 1,512,107 | 1,830,990 | -318,883 | 2,612,087 |
| 2026-07-29 | 1,498,837 | 1,824,622 | -325,785 | 2,598,177 |
| 2026-07-30 | 1,469,754 | 1,781,652 | -311,898 | 2,531,246 |
| 2026-07-31 | 1,462,681 | 1,786,665 | -323,984 | 2,526,624 |
| 2026-08-03 | 1,542,378 | 1,897,261 | -354,883 | 2,679,408 |
| 2026-08-04 | 1,580,254 | 1,908,438 | -328,184 | 2,722,847 |
| 2026-08-05 | 1,602,400 | 1,909,090 | -306,690 | 2,697,170 |
| 2026-08-06 | 1,591,702 | 1,902,910 | -311,208 | 2,691,799 |
| 2026-08-07 | 1,563,698 | 1,858,785 | -295,087 | 2,634,035 |
| 2026-08-10 | 1,492,547 | 1,781,630 | -289,083 | 2,506,560 |
| 2026-08-11 | 1,461,457 | 1,748,831 | -287,374 | 2,447,291 |
| 2026-08-12 | 1,451,172 | 1,718,078 | -266,906 | 2,448,516 |
| 2026-08-13 | 1,430,549 | 1,706,702 | -276,153 | 2,399,992 |
| 2026-08-14 | 1,424,187 | 1,690,926 | -266,739 | 2,400,321 |
| 2026-08-17 | 1,421,875 | 1,680,528 | -258,653 | 2,394,070 |
| 2026-08-18 | 1,408,666 | 1,645,298 | -236,632 | 2,345,841 |
| 2026-08-19 | 1,387,593 | 1,653,892 | -266,299 | 2,335,259 |
| 2026-08-20 | 1,390,229 | 1,619,931 | -229,702 | 2,292,569 |
| 2026-08-21 | 1,383,141 | 1,603,042 | -219,901 | 2,273,926 |
| 2026-08-24 | 1,322,805 | 1,566,851 | -244,046 | 2,227,933 |
| 2026-08-25 | 1,303,982 | 1,564,018 | -260,036 | 2,200,923 |
| 2026-08-26 | 1,296,121 | 1,570,320 | -274,199 | 2,190,980 |
| 2026-08-27 | 1,304,951 | 1,585,169 | -280,218 | 2,251,566 |
| 2026-08-28 | 1,286,218 | 1,535,684 | -249,466 | 2,142,327 |
| 2026-08-31 | 1,237,185 | 1,485,086 | -247,901 | 2,071,742 |
| 2026-09-01 | 1,280,133 | 1,483,130 | -202,997 | 2,104,265 |
| 2026-09-02 | 1,287,613 | 1,497,971 | -210,358 | 2,119,085 |
| 2026-09-03 | 1,281,989 | 1,510,077 | -228,088 | 2,117,702 |
| 2026-09-04 | 1,333,533 | 1,488,239 | -154,706 | 2,156,884 |
| 2026-09-07 | 1,321,381 | 1,537,967 | -216,586 | 2,217,847 |
| 2026-09-08 | 1,336,791 | 1,532,206 | -195,415 | 2,243,232 |
| 2026-09-09 | 1,344,119 | 1,565,674 | -221,555 | 2,251,568 |
| 2026-09-10 | 1,371,435 | 1,595,685 | -224,250 | 2,275,025 |
| 2026-09-11 | 1,343,636 | 1,609,537 | -265,901 | 2,237,977 |
| 2026-09-14 | 1,339,440 | 1,618,031 | -278,591 | 2,225,523 |
| 2026-09-15 | 1,317,999 | 1,580,806 | -262,807 | 2,192,992 |
| 2026-09-16 | 1,309,578 | 1,596,892 | -287,314 | 2,195,508 |
| 2026-09-17 | 1,311,309 | 1,597,223 | -285,914 | 2,194,984 |
| 2026-09-18 | 1,289,617 | 1,569,858 | -280,241 | 2,177,849 |
| 2026-09-21 | 1,240,702 | 1,506,929 | -266,227 | 2,125,245 |
| 2026-09-22 | 1,245,648 | 1,531,292 | -285,644 | 2,156,372 |
| 2026-09-23 | 1,252,117 | 1,523,382 | -271,265 | 2,157,321 |
| 2026-09-24 | 1,233,364 | 1,513,202 | -279,838 | 2,124,899 |
| 2026-09-28 | 1,200,852 | 1,459,799 | -258,947 | 2,047,495 |
| 2026-09-29 | 1,140,735 | 1,401,402 | -260,667 | 1,952,990 |
| 2026-09-30 | 1,072,119 | 1,321,372 | -249,253 | 1,834,610 |
| 2026-10-08 | 1,154,968 | 1,378,636 | -223,668 | 1,927,913 |
| 2026-10-09 | 1,174,858 | 1,392,407 | -217,549 | 1,970,519 |
| 2026-10-12 | 1,185,905 | 1,449,272 | -263,367 | 2,045,030 |
| 2026-10-13 | 1,251,309 | 1,493,441 | -242,132 | 2,141,991 |
| 2026-10-14 | 1,228,303 | 1,468,819 | -240,516 | 2,116,853 |
| 2026-10-15 | 1,258,908 | 1,470,000 | -211,092 | 2,124,872 |
| 2026-10-16 | 1,243,650 | 1,449,644 | -205,994 | 2,104,072 |
| 2026-10-19 | 1,224,930 | 1,425,529 | -200,599 | 2,058,856 |
| 2026-10-20 | 1,251,893 | 1,431,419 | -179,526 | 2,069,828 |
| 2026-10-21 | 1,228,356 | 1,415,518 | -187,162 | 2,033,722 |
| 2026-10-22 | 1,243,459 | 1,427,118 | -183,659 | 2,064,254 |
| 2026-10-23 | 1,221,587 | 1,374,497 | -152,910 | 2,045,040 |
| 2026-10-26 | 1,192,217 | 1,369,881 | -177,664 | 2,012,790 |
| 2026-10-27 | 1,155,278 | 1,342,773 | -187,495 | 1,953,850 |
| 2026-10-28 | 1,144,904 | 1,303,842 | -158,938 | 1,914,839 |
In this section
| Commodities, Other |
| Commodities by sector |
| Positioning |
Coverage and method
Held only at Zhengzhou.
Sector: Other, Chemicals and fertilizer. Units print per row and are never converted. Category definitions are each source's own. Pages render the current corrected vintage of each source; first-release vintages are not kept. An extreme reading is a condition of crowding, not a buy or sell signal.