交易都是通过买卖双方在某个价位进行买卖成交而实现的。随着股票的上涨或下跌，在不同的价格区域产生着不同的成交量；这些成交量在不同价位的分布量，形成了股票不同价位的股票持仓成本。对持仓成本分布的分析和研究，是成本分析的首要任务。

VAR1:=SMA(MAX(CLOSE-REF(CLOSE,1),0),34,1)/SMA(ABS(CLOSE-REF(CLOSE,1)),7,1)*100;
 VAR2:=SMA(MAX(CLOSE-REF(CLOSE,1),0),13,1)/SMA(ABS(CLOSE-REF(CLOSE,1)),13,1)*100;
 VAR3:=BARSCOUNT(CLOSE);
 VAR4:=VAR1<20 AND VAR2<23 AND VAR3>35;
 VAR5:=VAR4 AND COUNT(VAR4,1)=1;
 VAR6:=EMA(CLOSE,21)-EMA(CLOSE,8);
 VAR7:=EMA(VAR6,5);
 VAR8:=TROUGHBARS(3,6,1)<4 AND CROSS(VAR6,VAR7);
 VAR9:=(HIGH+LOW+CLOSE)/3;
 VAR10:=IF(TROUGHBARS(3,16,1)=0 AND HIGH>LOW+0.04,4,0);
 VAR11:=(VAR9-MA(VAR9,14))/(0.015*AVEDEV(VAR9,14));
见底: VAR10,coloryellow,LINETHICK3;
 DRAWTEXT(VAR11<-110 AND 见底>0,3,'见底'), ,coloryellow;
 DRAWTEXT(见底 AND VAR11<-100 AND VAR8 AND VAR5>0,4.1,'★组合5分钟线选股思路获利5%以上'), , colorred;
 DRAWICON(见底>0,4,1);
 XX:=EMA(CLOSE,30)-EMA(CLOSE,17);
 AA:=EMA(XX,5);
 YY:=EMA(XX,13);
短:=TROUGHBARS(3,10,1)<1 AND CROSS(XX,AA);
 DRAWICON(短>0,1.8,18);
 DRAWTEXT(短>0,1.8,'慧眼'),colorwhite;
枪:=TROUGHBARS(3,5,1)<1 AND XX<YY;
短1:=IF(枪>0,0.4,0),STICK,COLORF0F000,LINETHICK4;
 DRAWICON(短1>0,1.4,1 );
 DRAWTEXT(短1>0,1.1,'套利'),colorliblue;
短2:=CROSS(XX,AA) AND TROUGHBARS(3,7,1)<1;
 DRAWICON(短2>0,1.4,1 );
 DRAWTEXT(短2,2.5,'小牛'),colorwhite;
狙击:短 OR 短1 OR 短2,colorwhite,LINETHICK9;
 VAR12:=PEAKBARS(3,15,1)<10;
 VAR13:=IF(VAR12=1,2,0);
顶:= IF(VAR13=2,2,0);
逃命:IF(顶>REF(顶,1),3,0),colorred,LINETHICK2;
 DRAWTEXT(逃命=3,3,'逃!'),colorred;
 RSV:= (CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*5;
 FASTK:=SMA(RSV,3,1);
金:SMA(FASTK,3,1),colorligreen,coloryellow;
阴阳:SMA(金,5,1),colorlicyan,colormagenta;
 VAR14:=TROUGHBARS(3,15,1)<10;
 VAR15:=IF(VAR14=1,50,0);
底部:=IF(VAR15=50,10,0);
机构介入:底部/20,LINETHICK2 ,colorblue;
 VAR16:=EMA(EMA(CLOSE,13),13);
控盘:= (VAR16-REF(VAR16,1))/REF(VAR16,1)*1000,COLORFFCCCC,POINTDOT;
无庄控盘:控盘<0,LINESTICK;
有庄控盘: 控盘>REF(控盘,1) AND 控盘>0,LINETHICK3;
 VAR17:=100*WINNER(CLOSE*0.95);
主力出货: 控盘<REF(控盘,1) AND 控盘>0,colorgreen;
高度控盘: VAR17>50 AND COST(85)<CLOSE AND 控盘>0,colorlimagenta;