每經AI快訊，美國商品期貨(huo)交(jiao)易委員(yuan)會（CFTC）數(shu)據顯示，截(jie)至8月19日當(dang)周(zhou)，COMEX黃金期貨(huo)投(tou)(tou)機(ji)性凈多頭(tou)(tou)頭(tou)(tou)寸減少12468手(shou)(shou)(shou)至141758手(shou)(shou)(shou)；COMEX白銀期貨(huo)投(tou)(tou)機(ji)性凈多頭(tou)(tou)頭(tou)(tou)寸增(zeng)加(jia)530手(shou)(shou)(shou)至28787手(shou)(shou)(shou)；COMEX銅期貨(huo)投(tou)(tou)機(ji)性凈多頭(tou)(tou)頭(tou)(tou)寸增(zeng)加(jia)561手(shou)(shou)(shou)至25105手(shou)(shou)(shou)。