12月21日，美国ICE洲际交易所的阿拉比卡咖啡期货市场呈现出微妙的调整。非商业多头持仓量为57,587手，较上周减少了4,104手，这可能反映了投资者的谨慎态度，他们在等待市场进一步的走向。在对冲策略方面，非商业空头持仓量增加460手至7,376手，这表明部分投资者预测价格将下跌并进行了相应的准备。

与此同时，商业多头则表现出更为积极的一面，其持仓量增加3,574手至74,853手。这可能是由于他们对未来需求有信心，并且认为当前价格处于合理水平。而商业空头方面，则出现了一定的减持动作，其持仓量从上周减少2,202手降至138,077手，这或许意味着某些参与者已经开始收割其空单。

转而看欧洲ICEU洲际交易所罗布斯塔咖啡期货的情况，我们发现非商业多头显著增加4,411hand reached 47,909handsome gains. This surge in long positions may be a sign of growing optimism among non-commercial traders who anticipate higher prices ahead.

On the short side of things, non-commercial shorts decreased by 353 hands to 1,721 hands. This could indicate that some traders are closing out their bearish bets as they see the market stabilizing or even showing signs of upward momentum.

Commercial players took on more long positions with an increase of 3,652 hands to reach 43,155 hands. Their confidence in the market's future direction is evident in this move. Meanwhile commercial shorts saw a decrease of just 524 hands to stand at 82157hands.

These numbers paint a picture of a coffee futures market that is not without its complexities and nuances. As we continue to monitor these trends and shifts in sentiment from various participants within the industry.