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ICBC (Macau) – Center for Investment and Risk
                       Analytics
        中國工商銀行(澳門) – 投資及風險研究中心


財來自有方
                       刊登日期:2009年8月31日 (澳門日報)



             作者為中國工商銀行(澳門)分析員黃碩東



                    裂口上升並不可怕



世界上並沒有長期上升的股票,當增長減慢或減退時,股價下跌是很正常的事,


就算於短其內大跌也是不足為其.剛公佈全年業績的思捷(330)就是一個


很好的例子.



思捷於上周三收市後公佈了 09 年度的全年業績,營業額跌 7%至 344.85 億元


全年純利跌 26%至 47.45 億元,每股盈利 3.81 元,大遜於市場預期的每股盈利

4.15 元,也告別了過去 10 年每年也錄得增長的神話.周四一開市股價便裂口低


開 11%,隨後繼續向下,於周五收報 48.5.,比周四的開市價再跌 9.5%.股票是


一個沒有效率的市場(Inefficient Market),當公司公佈一些與市場預期不相符


的重大消息如業績,股價往往不會於首日的開市價完全反映這個消息.以思捷


為例,業績遠差於市場預期.手持思捷股票的投資者便應快快於周四開市時沽


貨.
相反,若有一隻股票的業績是遠超市場預期,而估值也不昂貴的話,我們便應


該於其裂口上升時買進.那讀者可能會問這不是違反了傳統的投資概念如逢低


吸納,高位不且追貨等?答案是方法不同,策略也不同.若投資者是以炒波幅


為主,便應主要分析支持與阻力位,從而低吸高賣.但當公司公佈對股價有重


大影響的消息時,這些支持阻力位便會變得毫無意義.不要忘記取決公司股價


的因素始終是其盈利之能力.



股票的平與貴並不是由其股價當天的升幅來決定.以美股為例,若研究每年上


升得最多的股票,可以發現很多隻股票都會於期間曾經大幅裂口高開,有些是


良好的業績主導,有些是研發了新產品等各種原因.由於市場是沒有效率的,


一隻升10倍的股票並不會一日內由10元升至100元,可能只是高開50

%至15元,所以我們不應該害怕買進一些高開的股票,因為其實要錄得高回


報,往往就是由這類股票而來.相反我們也不應該留戀一些由於公司發出負面


消息而裂口下跌的股票.




                    antoniowong@mc.icbc.com.cn

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