外資廣度指標

By | 2022-07-01

今年這一波空頭市場,外資一直意志堅定的站在賣方:

拉長來看,外資長期站在那一邊,幾乎與大盤的波段趨勢同步。

解鈴還需繋鈴人,行情何時到底?還是要看外資何時回心轉意開始由空偏多。

一般大家在看外資動向時,看的都是外資買賣超,今天跟大家介紹一個不一樣的角度:看看外資買超的指標股家數,也就是不看買超金額,而是看買超家數。

這個自訂指標我稱之為「外資廣度指標」。

下面是我寫的腳本:

1array:lead[100](0);
2lead[1]=GetSymbolField("1102.tw","外資買賣超張數","D");//台泥
3lead[2]=GetSymbolField("2317.tw","外資買賣超張數","D");//鴻海
4lead[3]=GetSymbolField("1216.tw","外資買賣超張數","D");//統一
5lead[4]=GetSymbolField("1301.tw","外資買賣超張數","D");//台塑
6lead[5]=GetSymbolField("1304.tw","外資買賣超張數","D");//台聚
7lead[6]=GetSymbolField("1312.tw","外資買賣超張數","D");//國喬
8lead[7]=GetSymbolField("1326.tw","外資買賣超張數","D");//台化
9lead[8]=GetSymbolField("1455.tw","外資買賣超張數","D");//集盛
10lead[9]=GetSymbolField("1476.tw","外資買賣超張數","D");//儒鴻
11lead[10]=GetSymbolField("1477.tw","外資買賣超張數","D");//聚陽
12lead[11]=GetSymbolField("1513.tw","外資買賣超張數","D");//中興電
13lead[12]=GetSymbolField("1515.tw","外資買賣超張數","D");//力山
14lead[13]=GetSymbolField("1521.tw","外資買賣超張數","D");//大億
15lead[14]=GetSymbolField("1527.tw","外資買賣超張數","D");//鑽全
16lead[15]=GetSymbolField("1560.tw","外資買賣超張數","D");//中砂
17lead[16]=GetSymbolField("1565.tw","外資買賣超張數","D");//精華
18lead[17]=GetSymbolField("1582.tw","外資買賣超張數","D");//信錦
19lead[18]=GetSymbolField("1605.tw","外資買賣超張數","D");//華新
20lead[19]=GetSymbolField("1717.tw","外資買賣超張數","D");//長興
21lead[20]=GetSymbolField("1723.tw","外資買賣超張數","D");//中碳
22lead[21]=GetSymbolField("1726.tw","外資買賣超張數","D");//永記
23lead[22]=GetSymbolField("1736.tw","外資買賣超張數","D");//喬山
24lead[23]=GetSymbolField("1773.tw","外資買賣超張數","D");//勝一
25lead[24]=GetSymbolField("1795.tw","外資買賣超張數","D");//美時
26lead[25]=GetSymbolField("1907.tw","外資買賣超張數","D");//永豊餘
27lead[26]=GetSymbolField("2002.tw","外資買賣超張數","D");//中鋼
28lead[27]=GetSymbolField("2006.tw","外資買賣超張數","D");//東鋼
29lead[28]=GetSymbolField("2015.tw","外資買賣超張數","D");//豊興
30lead[29]=GetSymbolField("2029.tw","外資買賣超張數","D");//盛餘
31lead[30]=GetSymbolField("2027.tw","外資買賣超張數","D");//大成鋼
32lead[31]=GetSymbolField("2031.tw","外資買賣超張數","D");//新光鋼
33lead[32]=GetSymbolField("2049.tw","外資買賣超張數","D");//上銀
34lead[33]=GetSymbolField("2059.tw","外資買賣超張數","D");//川湖
35lead[34]=GetSymbolField("2103.tw","外資買賣超張數","D");//台橡
36lead[35]=GetSymbolField("2105.tw","外資買賣超張數","D");//正新
37lead[36]=GetSymbolField("2204.tw","外資買賣超張數","D");//中華車
38lead[37]=GetSymbolField("2207.tw","外資買賣超張數","D");//和泰車
39lead[38]=GetSymbolField("2231.tw","外資買賣超張數","D");//為升
40lead[39]=GetSymbolField("2233.tw","外資買賣超張數","D");//宇隆
41lead[40]=GetSymbolField("2301.tw","外資買賣超張數","D");//光寶
42lead[41]=GetSymbolField("2303.tw","外資買賣超張數","D");//聯電
43lead[42]=GetSymbolField("2308.tw","外資買賣超張數","D");//台達電
44lead[43]=GetSymbolField("2313.tw","外資買賣超張數","D");//華通
45lead[44]=GetSymbolField("2324.tw","外資買賣超張數","D");//仁寶
46lead[45]=GetSymbolField("2327.tw","外資買賣超張數","D");//國巨
47lead[46]=GetSymbolField("2330.tw","外資買賣超張數","D");//台積電
48lead[47]=GetSymbolField("2337.tw","外資買賣超張數","D");//旺宏
49lead[48]=GetSymbolField("2344.tw","外資買賣超張數","D");//華邦電
50lead[49]=GetSymbolField("2345.tw","外資買賣超張數","D");//智邦
51lead[50]=GetSymbolField("2347.tw","外資買賣超張數","D");//聯強
52lead[51]=GetSymbolField("2352.tw","外資買賣超張數","D");//佳世達
53lead[52]=GetSymbolField("2353.tw","外資買賣超張數","D");//宏碁
54lead[53]=GetSymbolField("2354.tw","外資買賣超張數","D");//鴻準
55lead[54]=GetSymbolField("2357.tw","外資買賣超張數","D");//華碩
56lead[55]=GetSymbolField("2368.tw","外資買賣超張數","D");//金像電
57lead[56]=GetSymbolField("2376.tw","外資買賣超張數","D");//技嘉
58lead[57]=GetSymbolField("2377.tw","外資買賣超張數","D");//微星
59lead[58]=GetSymbolField("2379.tw","外資買賣超張數","D");//瑞昱
60lead[59]=GetSymbolField("2382.tw","外資買賣超張數","D");//廣達
61lead[60]=GetSymbolField("2383.tw","外資買賣超張數","D");//台光電
62lead[61]=GetSymbolField("2385.tw","外資買賣超張數","D");//群光
63lead[62]=GetSymbolField("2393.tw","外資買賣超張數","D");//億光
64lead[63]=GetSymbolField("2395.tw","外資買賣超張數","D");//研華
65lead[64]=GetSymbolField("2408.tw","外資買賣超張數","D");//南亞科
66lead[65]=GetSymbolField("2409.tw","外資買賣超張數","D");//友達
67lead[66]=GetSymbolField("2439.tw","外資買賣超張數","D");//美律
68lead[67]=GetSymbolField("2449.tw","外資買賣超張數","D");//京元電
69lead[68]=GetSymbolField("2454.tw","外資買賣超張數","D");//聯發科
70lead[69]=GetSymbolField("2603.tw","外資買賣超張數","D");//長榮
71lead[70]=GetSymbolField("2606.tw","外資買賣超張數","D");//裕民
72lead[71]=GetSymbolField("2610.tw","外資買賣超張數","D");//華航
73lead[72]=GetSymbolField("2615.tw","外資買賣超張數","D");//萬海
74lead[73]=GetSymbolField("2707.tw","外資買賣超張數","D");//晶華
75lead[74]=GetSymbolField("2729.tw","外資買賣超張數","D");//瓦城
76lead[75]=GetSymbolField("2731.tw","外資買賣超張數","D");//雄獅
77lead[76]=GetSymbolField("2912.tw","外資買賣超張數","D");//統一超
78lead[77]=GetSymbolField("3008.tw","外資買賣超張數","D");//大立光
79lead[78]=GetSymbolField("3034.tw","外資買賣超張數","D");//聯詠
80lead[79]=GetSymbolField("3037.tw","外資買賣超張數","D");//欣興
81lead[80]=GetSymbolField("3042.tw","外資買賣超張數","D");//晶技
82lead[81]=GetSymbolField("3130.tw","外資買賣超張數","D");//104
83lead[82]=GetSymbolField("3231.tw","外資買賣超張數","D");//緯創
84lead[83]=GetSymbolField("3406.tw","外資買賣超張數","D");//玉晶光
85lead[84]=GetSymbolField("3481.tw","外資買賣超張數","D");//群創
86lead[85]=GetSymbolField("3576.tw","外資買賣超張數","D");//聯合再生
87lead[86]=GetSymbolField("3665.tw","外資買賣超張數","D");//貿聯
88lead[87]=GetSymbolField("3702.tw","外資買賣超張數","D");//大聯大
89lead[88]=GetSymbolField("3707.tw","外資買賣超張數","D");//漢磊
90lead[89]=GetSymbolField("3708.tw","外資買賣超張數","D");//上緯
91lead[90]=GetSymbolField("3711.tw","外資買賣超張數","D");//日月光
92lead[91]=GetSymbolField("3714.tw","外資買賣超張數","D");//富采
93lead[92]=GetSymbolField("4438.tw","外資買賣超張數","D");//廣越
94lead[93]=GetSymbolField("5434.tw","外資買賣超張數","D");//崇越
95lead[94]=GetSymbolField("6269.tw","外資買賣超張數","D");//台郡
96lead[95]=GetSymbolField("6285.tw","外資買賣超張數","D");//啟碁
97lead[96]=GetSymbolField("6505.tw","外資買賣超張數","D");//台塑化
98lead[97]=GetSymbolField("9910.tw","外資買賣超張數","D");//豊泰
99lead[98]=GetSymbolField("9921.tw","外資買賣超張數","D");//巨大
100lead[99]=GetSymbolField("8299.tw","外資買賣超張數","D");//群聯
101lead[100]=GetSymbolField("8086.tw","外資買賣超張數","D");//宏捷科
102variable:i(0),count(0);
103count=0;
104for i=1 to 100 begin
105if lead[i]>=lead[i][1] 
106and lead[i]>=100
107//外資買超大於100張,且不比前一天少
108then 
109count=count+1;
110end;
111plot1(average(count,15),"外資廣度指標");

根據這個腳本,畫出來的圖如下:

 

 

這是算出每天符合外資買超超過100張且買超張數不比前一天少的指標股家數,然後取15日移動平均。

這個數字如果突破25,通常後市仍有高點,如果超過30,就要小心高處不勝寒。

如果這個指標呈現上升趨勢,表示外資愈買愈多的股票數在增加,呈現下跌趨勢,則是外資縮手的情況愈來愈普遍。