东京工业品交易所铂金期货主力合约收报3419日圆/克，较上一交易日上涨44圆/克。     
以下是TOCOM 8月4日铂金期货行情:                                                
合约      昨收    开盘    最高    最低    收盘    涨跌  成交量                 
17/08月   3,385   3,381   3,428   3,374   3,428   43      206                  
17/10月   3,385   3,392   3,422   3,392   3,421   36      87                   
17/12月   3,386   3,378   3,421   3,378   3,421   35      92                   
18/02月   3,384   3,380   3,427   3,378   3,426   42      893                  
18/04月   3,370   3,372   3,420   3,368   3,420   50      5,758                
18/06月   3,375   3,371   3,419   3,365   3,419   44      17,952               
合计                                                      24,988               
注:1.单位:日圆/克；成交量单位:手。                                             
2.最小价格变动单位日圆/克。