东京工业品交易所铂金期货主力合约收报3,45日圆/克，较上一交易日上涨3日圆/克。    
以下是TOCOM 2月21日铂金期货行情:                                               
合约      昨收    开盘    最高    最低    收盘    涨跌  成交量                 
18/02月  3,427   3,429   3,450   3,101   3,430   3       159                   
18/04月  3,453   3,451   3,479   3,450   3,456   3       15                    
18/06月  3,459   3,448   3,478   3,382   3,453   -6      33                    
18/07月  3,441   3,450   3,474   3,446   3,449   8       42                    
18/10月  3,450   3,443   3,476   3,438   3,450   0       946                   
18/12月  3,449   3,448   3,480   3,441   3,452   3       8,743                 
合计                                                     9,938                 
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。