买阴不买阳:板后三阴的股市策略解析
在股市中,投资者常常面临各种复杂多变的行情,如何准确把握市场脉搏,成为许多散户关注的焦点。其中,“买阴不买阳”与“板后三阴”是两种较为常见的投资策略,它们各自蕴含着独特的逻辑与实战意义。本文将详细探讨这两种策略,并重点分析“板后三阴”现象及其应对策略。
一、买阴不买阳的逻辑
“买阴不买阳”是一种逆市而动的投资策略,其核心思想是在市场情绪悲观、股价下跌时买入,而在市场情绪高涨、股价上涨时保持谨慎。这种策略基于市场心理学的原理,即当股价下跌时,往往伴随着恐慌情绪的蔓延,导致股价超跌;而当股价上涨时,则容易引发贪婪情绪,推动股价泡沫化。因此,选择在市场悲观时买入,可以在较低的成本价获得筹码,等待市场情绪修复后的反弹机会。
二、板后三阴的定义与特征
“板后三阴”是指股价在突破涨停板后,连续三个交易日出现下跌的现象。这一现象通常被视为股价上涨动能减弱的信号,暗示着股价可能会继续下跌。具体特征包括:
涨停板突破:股价首先突破涨停板,显示出较强的上涨势头。
连续三阴:随后,股价连续三个交易日下跌,且跌幅可能逐渐扩大。
市场情绪变化:伴随着股价的下跌,市场情绪由乐观转为悲观,投资者信心受挫。
三、板后三阴的应对策略
面对“板后三阴”现象,投资者应采取以下策略:
保持冷静:首先,投资者应保持冷静,不被市场情绪左右。要认识到股价的短期波动是常态,不必过分恐慌或贪婪。
分析原因:深入分析导致“板后三阴”的具体原因,如是否有利空消息传出、板块龙头股表现如何等。这有助于判断股价下跌是短期调整还是长期趋势的改变。
控制仓位:在“板后三阴”期间,投资者应适当控制仓位,避免重仓持有单一股票。可以通过分散投资来降低风险。
关注技术面:利用技术分析工具,如均线、MACD等,观察股价的支撑位和压力位。当股价跌至重要支撑位且出现缩量时,可考虑逐步建仓。
耐心等待:在“板后三阴”后,投资者应耐心等待市场情绪的修复和股价的反弹。不要急于抄底或追高,以免陷入被动。
四、案例分析
以某只股票为例,假设该股票在突破涨停板后连续三个交易日下跌,形成“板后三阴”现象。此时,投资者应首先分析导致下跌的具体原因,如是否有行业利空消息传出、公司基本面是否发生变化等。如果分析结果显示股价下跌是短期调整而非长期趋势的改变,且股价已跌至重要支撑位并出现缩量现象,那么投资者可考虑在此时逐步建仓。
五、结论
“买阴不买阳”与“板后三阴”是股市中两种重要的投资策略。它们要求投资者在市场情绪悲观时保持冷静、深入分析原因、控制仓位、关注技术面并耐心等待机会。通过灵活运用这些策略,投资者可以在股市中更好地把握机会、规避风险并实现资产的保值增值。
截图
主图
ZT1:=C/REF(C,1)>1.095 AND C=H;
ZT2:=NOT(REF(ZT1,4));
ZT:=REF(ZT1,3) AND ZT2 ;
STICKLINE(ZT1 AND REF(ZT1,1)<>ZT1,O,C,3,0),COLORFF00FF;
DRAWTEXT(ZT1 AND REF(ZT1,1)<>ZT1,L*0.99,'建仓首板')COLOR00FFFF;
DRAWTEXT(ZT1 AND REF(ZT1,1)<>ZT1,L*0.97,'防守价:')COLOR00FF00;
DRAWNUMBER(ZT1 AND REF(ZT1,1)<>ZT1,L*0.96,L),COLOR00FF00;{显示最低价};
V1:=VOL<REF(VOL,1)AND REF(VOL,1)<REF(VOL,2)AND REF(VOL,2)>=REF(VOL,3)AND REF(VOL,3)>=REF(VOL,4)
AND REF(VOL,2)<REF(VOL,3)*3;
HM:=REF(C,3)<=REF(HHV(HIGH,30),4);
GJ:=C>=REF(LOW,3)AND REF(C,1)>=REF(LOW,3)AND REF(C,2)>=REF(LOW,3)AND C<=(REF(LOW,3)+REF(HIGH,3))/2
AND REF(C<O,2);
GK:=REF(O/REF(C,1)-1<0.03,3);
A:=ZT AND V1 AND HM AND GJ AND GK;
XG:=A AND DYNAINFO(7)>=3 AND
IF(CODELIKE('30'),0,1) AND
IF(CODELIKE('688'),0,1) AND
IF(CODELIKE('8'),0,1) AND
IF(CODELIKE('4'),0,1);
DRAWTEXT(XG ,L*0.99,'▲低吸')COLOR00FFFF;
DRAWTEXT_FIX( XG,0.61,0.05,0,'交易核心'),COLOR00FFFF;
DRAWTEXT_FIX( XG,0.52,0.10,0,'尾盘14:50后在选,选出黄K低吸直接干'),COLOR00FFFF;
DRAWTEXT_FIX( XG,0.52,0.16,0,'止赢跟随压力走,止损要在防守下'),COLOR00FFFF;
STICKLINE(XG,O,C,3,0),COLOR00FFFF;
净资收益率:=(FINANCE(33)/FINANCE(34)*100);
主营利润率:=(FINANCE(23)/FINANCE(20)*100);
现金负债比:=(FINANCE(25)/FINANCE(15));
主营业增长率:=FINANCE(44);
净利润增长率:=FINANCE(43);
每股收益:=CONST(FINANCE(38));
每股净资产:=CONST(FINANCE(34));
每股现金流:=CONST((FINANCE(25)/FINANCE(1)));
每股未分配:=CONST(FINANCE(32));
每股公积金:=CONST(FINANCE(18));
流通市值:=ROUND(FINANCE(40)/100000000);
A股流通:=FINANCE(7)/100000000;
市盈率:=DYNAINFO(39);
内外比:=DYNAINFO(51);
量比:=DYNAINFO(17);
成交方向:=DYNAINFO(40);
主动买单:=ISBUYORDER;
均价:=DYNAINFO(11);
PEG指标:=DYNAINFO(39)/FINANCE(43);
市销率:=CONST(FINANCE(1)*DYNAINFO(7)/FINANCE(20));
现价:=DYNAINFO(7);
振幅:=DYNAINFO(13)*100;
区间成本:=COSTEX(CLOSE,REF(CLOSE,BARSCOUNT(C)-1));
昨收盘价:=DYNAINFO(3);
今开盘价:=DYNAINFO(4);
ER1:=净资收益率>3;
ER12:=净资收益率>0.01 AND 净资收益率<=3;
ER23:=主营利润率>2;
ER22:=主营利润率>0;
ER4:=主营业增长率>1;
ER42:=主营业增长率>0;
ER5:=净利润增长率>2;
ER52:=净利润增长率>0.2;
SAX1:=每股收益>0.01;
SAX12:= 每股收益>0.001;
SAX2:=每股净资产>2;
SAX22:=每股净资产>0.01;
SAX4:=每股未分配>0.5;
SAX42:=每股未分配>0.001;
SAX5:=每股公积金>0.5;
SAX52:=每股公积金>0.002;
优秀:=IF(DATE <= 1240330,ER1 AND ER23 AND ER4 AND ER5 AND SAX1 AND SAX2
AND SAX4 AND SAX5,0),COLORRED;
较好:=IF(DATE <= 1240330,ER12 AND ER22 AND ER42 AND ER52 AND SAX12 AND SAX22
AND SAX42 AND SAX52,0),COLORMAGENTA;
DRAWTEXT_FIX(优秀 AND 较好=0,0.70,0.06,0,'基本面:优秀!'),COLORRED;
DRAWTEXT_FIX(较好,0.645,0.06,0,'基本面:较好!'),COLORMAGENTA;
DRAWTEXT_FIX(1,0,0.00,0,'地区: '),COLORRED;DRAWTEXT_FIX(1,0.03,0.00,0,DYBLOCK),COLORRED;
DRAWTEXT_FIX(1,0.10,0.00,0,'行业: '),COLORRED;DRAWTEXT_FIX(1,0.13,0.00,0,HYBLOCK),COLORRED;
DRAWTEXT_FIX(1,0.20,0.00,0,'概念: '),COLORRED;DRAWTEXT_FIX(1,0.23,0.00,0,GNBLOCK),COLORRED;
DRAWTEXT_FIX(1,0,0.07,0,'主营同比:'),COLORRED;
DRAWNUMBER_FIX(1,0.05,0.07,0,CONST(FINANCE(44))),COLORRED;
DRAWTEXT_FIX(1,0.10,0.07,0,'毛利率:'),COLORRED;
DRAWNUMBER_FIX(1,0.14,0.07,0,CONST((FINANCE(20)-FINANCE(21))/FINANCE(20))*100),COLORRED;
DRAWTEXT_FIX(1,0.20,0.07,0,'净益率:'),COLORRED;
DRAWNUMBER_FIX(1,0.24,0.07,0,CONST(FINANCE(30)/FINANCE(19)*100)),COLORRED;
DRAWTEXT_FIX(1,0.29,0.07,0,'净利同比:'),COLORRED;
DRAWNUMBER_FIX(1,0.34,0.07,0,CONST(FINANCE(43))),COLORRED;
DRAWTEXT_FIX(1,0.40,0.07,0,'净利润:'),COLORRED;
DRAWNUMBER_FIX(1,0.44,0.07,0,CONST(FINANCE(30)/10000)),COLORRED;FUCC1:=(C/REF(C,1)-1)*100;
N1:=8;
A1:=REF(H,N1)=HHV(H,2*N1+1);
B1:=FILTER(A1,N1);
C1:=BACKSET(B1,N1+1);
D1:=FILTER(C1,N1);
A2:=REF(L,N1)=LLV(L,2*N1+1);
B2:=FILTER(A2,N1);
C2:=BACKSET(B2,N1+1);
D2:=FILTER(C2,N1);
E1:=(REF(LLV(L,2*N1),1)+REF(HHV(H,2*N1),1))/2;
E2:=(H+L)/2;
H1:=(D1 AND NOT(D2 AND E1>=E2)) OR ISLASTBAR OR BARSCOUNT(C)=1;
L1:=(D2 AND NOT(D1 AND E1<E2));
H2:=D1 AND NOT(D2 AND E1>=E2);
X1:=REF(BARSLAST(H1),1)+1;
F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,L,10000),X1));
G1:=F1>REF(F1,1);
I1:=BACKSET(G1,2);
LD:=I1>REF(I1,1);
L2:=LD OR ISLASTBAR OR BARSCOUNT(C)=1;
X2:=REF(BARSLAST(L2),1)+1;
F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,H,0),X2));
G2:=F2>REF(F2,1);
I2:=BACKSET(G2,2);
HD:=I2>REF(I2,1);
R1:=BACKSET(ISLASTBAR,BARSLAST(HD)+1);
S1:=R1>REF(R1,1);
T1:=BACKSET(ISLASTBAR,BARSLAST(LD)+1);
U1:=T1>REF(T1,1);
R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2);
S2:=R2>REF(R2,1);
T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2);
U2:=T2>REF(T2,1);
支撑线:DRAWLINE(S2,H,S1,H,1),LINETHICK2,COLORRED;
压力线:DRAWLINE(U2,L,U1,L,1),LINETHICK2,COLORGREEN;
DRAWICON(S2,H,2);
DRAWICON(S1,H,2);
DRAWICON(U2,L,1);
DRAWICON(U1,L,1);
DRAWLINE(HD,H,LD,L,0),COLORGREEN;
DRAWLINE(LD,L,HD,H,0),COLORRED;
N:=34;
M:=3;
高1:=REF(HHV(H,N),M);
低1:=REF(LLV(L,N),M);
H11:=低1*1.25;
H21:=低1*1.50;
H3:=低1*1.75;
H4:=低1*2.00;
H5:=低1*2.50;
顶:REFDATE(高1,DATE),COLORRED,DOTLINE;
一:REFDATE(H11,DATE),COLORGRAY,DOTLINE;
二:REFDATE(H21,DATE),COLORGRAY,DOTLINE;
{三:REFDATE(H3,DATE),COLORRED,DOTLINE;
四:REFDATE(H4,DATE),COLORGRAY,DOTLINE;
五:REFDATE(H5,DATE),COLORGRAY,DOTLINE;}
低:REFDATE(低1,DATE),COLORGREEN,DOTLINE;
TT4:=(CURRBARSCOUNT=34);
DRAWTEXT(TT4 AND 顶,顶,'---顶---'),COLORMAGENTA;
DRAWTEXT(TT4 AND 一,一,'-第一压力位-'),COLORCYAN;
DRAWTEXT(TT4 AND 二,二,'-第二压力位-'),COLORGREEN;
{DRAWTEXT(TT4 AND 三,三,'-第三压力位-'),COLORYELLOW;
DRAWTEXT(TT4 AND 四,四,'-第四压力位-'),COLORGREEN;
DRAWTEXT(TT4 AND 五,五,'-第五压力位-'),COLORCYAN;}
DRAWTEXT(TT4 AND 低,低,'---底---'),COLORMAGENTA;
DRAWTEXT(CURRBARSCOUNT=1,顶,CON2STR(顶,2)),COLORMAGENTA;
DRAWTEXT(CURRBARSCOUNT=1,一,CON2STR(一,2)),COLORCYAN;
DRAWTEXT(CURRBARSCOUNT=1,二,CON2STR(二,2)),COLORGREEN;
{DRAWTEXT(CURRBARSCOUNT=1,三,CON2STR(三,2)),COLORYELLOW;
DRAWTEXT(CURRBARSCOUNT=1,四,CON2STR(四,2)),COLORGREEN;
DRAWTEXT(CURRBARSCOUNT=1,五,CON2STR(五,2)),COLORCYAN;
DRAWTEXT(CURRBARSCOUNT=1,低,CON2STR(低,2)),COLORMAGENTA;};
副图选股一体
去ST:=IF(NAMELIKE('ST'),0,1);
去星:=IF(NAMELIKE('*ST'),0,1);
去新三板:=NOT(CODELIKE('4'));
去北交所:=NOT(CODELIKE('83'));
去北交所1:=NOT(CODELIKE('87'));
去科创板:=NOT(CODELIKE('688'));
去票:= 去ST AND 去星 AND 去新三板 AND 去北交所 AND 去北交所1 AND 去科创板;
REF((REF(C,1)*1.1-C)<0.01,3)
AND REF(AMO,2)>REF(AMO,3)
AND REF(AMO,1)<REF(AMO,2)
AND REF(AMO,0)<REF(AMO,1)
AND C>REF(O,3)
AND OPEN>REF(LOW,3)
AND (CLOSE-REF(CLOSE,1))/REF(CLOSE,1)<0
AND MIN(C,O)-L>0
AND (MIN(C,O)-L)/L*100>1
AND 去票;
完 结
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