芝商所上调铜和黄金期货保证金

Group 1 - CME Group has increased the margin requirement for COMEX copper futures by 20% [1] - The initial margin requirement for COMEX 100-ounce gold futures has been raised from 5% to 6% [1] - These margin adjustments will take effect after the close of trading on January 30, 2026 [1]