周一大(da)盤(pan)(pan)震蕩(dang)上(shang)(shang)行，最(zui)終滬深300指數收盤(pan)(pan)上(shang)(shang)漲0.80%，期指走勢微弱于現貨走勢，其中(zhong)，主力(li)合約收盤(pan)(pan)上(shang)(shang)漲0.45%，升水幅(fu)度減少(shao)9.42點至(zhi)4.94點，持倉(cang)(cang)(cang)(cang)量減少(shao)3733手(shou)(shou)至(zhi)160461手(shou)(shou)。從主力(li)席位持倉(cang)(cang)(cang)(cang)變化情況看，多頭前20合計(ji)加(jia)(jia)倉(cang)(cang)(cang)(cang)3765手(shou)(shou)，空(kong)(kong)(kong)頭前20合計(ji)減倉(cang)(cang)(cang)(cang)2689手(shou)(shou)，主力(li)凈(jing)空(kong)(kong)(kong)持倉(cang)(cang)(cang)(cang)減少(shao)5002手(shou)(shou)至(zhi)17483手(shou)(shou)。具(ju)體席位上(shang)(shang)，中(zhong)信期貨減倉(cang)(cang)(cang)(cang)674手(shou)(shou)多單(dan)并減倉(cang)(cang)(cang)(cang)756手(shou)(shou)空(kong)(kong)(kong)單(dan)，凈(jing)空(kong)(kong)(kong)持倉(cang)(cang)(cang)(cang)減少(shao)82手(shou)(shou)至(zhi)3765手(shou)(shou)；國泰君安加(jia)(jia)倉(cang)(cang)(cang)(cang)858手(shou)(shou)多單(dan)并減倉(cang)(cang)(cang)(cang)95手(shou)(shou)空(kong)(kong)(kong)單(dan)，凈(jing)空(kong)(kong)(kong)持倉(cang)(cang)(cang)(cang)減少(shao)953手(shou)(shou)至(zhi)2084手(shou)(shou)。綜合來看，主力(li)凈(jing)空(kong)(kong)(kong)持倉(cang)(cang)(cang)(cang)大(da)幅(fu)減少(shao)，短期內多頭稍(shao)占(zhan)優勢，但指數到達前期高點附近(jin)，空(kong)(kong)(kong)頭或考驗多頭進攻(gong)強度。