William O'Neil
Creator of CANSLIM & Investor's Business Daily
William O'Neil
Momentum Growth
Key Stats
Net Worth
$500 Million
Origin
American
Lifespan
Born 1933 (93 years old)
Biography
William J. O'Neil is the founder of Investor's Business Daily and creator of the CAN SLIM investment strategy. His systematic approach to growth stock investing has influenced millions of traders worldwide.
CAN SLIM
O'Neil developed the CAN SLIM system after studying every great stock of the 20th century:
- C: Current quarterly earnings per share
- A: Annual earnings growth
- N: New products, new management, new highs
- S: Supply and demand
- L: Leader or laggard
- I: Institutional sponsorship
- M: Market direction
Investor's Business Daily
In 1984, O'Neil founded Investor's Business Daily to compete with The Wall Street Journal, focusing on growth investing and technical analysis.
Trading Philosophy
"What seems too high and risky to the majority generally goes higher and what seems low and cheap generally goes lower."
Famous Trades
Syntex
O'Neil's early massive winner that helped develop his CAN SLIM methodology.
Early Career Win
+5000%
Legendary Quotes
"What seems too high and risky to the majority generally goes higher and what seems low and cheap generally goes lower."
"The whole secret to winning in the stock market is to lose the least amount possible when you're not right."
Recommended Reading
How to Make Money in Stocks
The complete guide to CAN SLIM investing
24 Essential Lessons for Investment Success
Condensed wisdom on growth investing
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