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Seng Heng Bank – Center for Investment and Risk
                          Analytics


              誠興銀行 – 投資及風險研究中心


財來自有方
                            刊登日期:2009 年 7 月 06 日 (澳門日報)

           作者為誠興銀行投資及風險研究中心分析員黃碩東

                     CANSLIM 投資法則

誠興銀行投資及風險研究中心今期將會介紹歐尼爾(William J. O'Neil)的投資方法。
歐尼爾是著名暢銷投資書籍 How to Make Money in Stocks 的作者,剛發行了第四版.
他根據美國史上漲幅最大的股票所具有的特性,發展出著名的 CANSLIM 選股投資
法則,每個字母都代表增長股在上升之前的共通性。

“C”代表最近季度的每股盈利-根據研究,表現優異的股票在上升之前,其每股盈
利通常要比前一年同期水平增加最少 20-50%。
“A”代表最近年度的每股盈利-選擇過往三年每股盈利每年都有增長之股票,而且
其平均每股盈利增長最少為 25%。
“N”代表創新-所謂創新是指新產品、新服務,以及新經營策略等。經過研究發現,
在股價大漲的公司當中,其中 95%都曾有創新的發展.另外,股票創新高也
是一個買入信號.有 98%的投資者在股價新高時,都不願意購入。其實股市是有
一種特性,很多創新高的股票還會繼續上場,而跌到接近谷底的股票可能還會繼
續下滑。
“S”代表在外流通的股數-研究指出,流通量相對較少的股票比流通量大的表現為
佳.
“L”代表強勢股或弱勢股-根據調查,在 1950 至 2008 年間表現最優異的股票當中,
上升前其相對強弱指標平均為 87%。(所謂相對強弱指數是指某股票在過去 12 個月
的表現,與其他所有股票同期間的比較值。例如某股票相對強弱指數為 80,即是
該股票在過去一年間的升幅比其他8成股票為佳。)因此,選股的另一項基本原則
是,選擇相對強弱指數高於 80 的股票。
“I”代表機構投資的持股-機構投資者對股票的需求最為強勁,而強勢股的背後大
多數都有機構投資者的支持。盡管機構投資者的支持是必要的,但如果太多的話,
反而會對股票的表現造成負面影響,因為假如該股或股市發生重大變化,機構投
資者勢必會大量拋出持股,造成股價跌勢加重。
“M”代表市場走勢-所謂順勢而行,要選擇和大市走勢一致的股票。

據美國個人投資協會(AAII)的獨立研究指出,由 1998 至 2007 年底,使用
CANSLIM 法則投資之總回報為 1521.7%,而同期標普 500 指數的回報為 54.92%.
可見使用 CANSLIM 法則作為投資策略的確能大幅跑贏大市.

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