周二大盤(pan)震(zhen)蕩(dang)上(shang)(shang)行，最終滬深(shen)300指數收盤(pan)上(shang)(shang)漲(zhang)2.15%，期(qi)指走勢(shi)弱(ruo)于現貨(huo)走勢(shi)，其(qi)中(zhong)，主力(li)(li)合(he)約收盤(pan)上(shang)(shang)漲(zhang)1.89%，由升水(shui)35.46點轉為貼水(shui)20.24點，持倉(cang)(cang)量減(jian)(jian)少12492手(shou)(shou)至(zhi)(zhi)118870手(shou)(shou)。從主力(li)(li)席(xi)位(wei)持倉(cang)(cang)變化情況看，多頭前(qian)20合(he)計減(jian)(jian)倉(cang)(cang)5731手(shou)(shou)，空(kong)頭前(qian)20合(he)計減(jian)(jian)倉(cang)(cang)12111手(shou)(shou)，主力(li)(li)凈空(kong)持倉(cang)(cang)減(jian)(jian)少4549手(shou)(shou)至(zhi)(zhi)3242手(shou)(shou)。具體席(xi)位(wei)上(shang)(shang)，中(zhong)信期(qi)貨(huo)凈多持倉(cang)(cang)增加2726手(shou)(shou)至(zhi)(zhi)4131手(shou)(shou)，國泰君安凈空(kong)持倉(cang)(cang)減(jian)(jian)少1071手(shou)(shou)至(zhi)(zhi)849手(shou)(shou)。綜(zong)合(he)來看，多空(kong)雙方(fang)大幅減(jian)(jian)倉(cang)(cang)，空(kong)方(fang)減(jian)(jian)倉(cang)(cang)力(li)(li)度大于多方(fang)。