A picture of the William O'Neil Newspaper printing press.

“After many years, I've concluded that successful stock selection is 60 to 65% knowing every key fundamental fact about a company and its industry and 35 to 40% understanding chart and market action.”

An image of William O'Neil's Signature.

Navigating a Volatile Market

The 1980s marked a decade of excess: big hair, bright colors, and bold attire. Everything was growing, including credit card limits, expense accounts, and megamerger-formed corporations. Technological advances took a quantum leap. The first personal computer was introduced in 1981, bringing the revolutionary technology that William O’Neil had touted in the 1960s into the mainstream. During this decade, William O’Neil + Company continued to expand our services, such as our Leaders and Laggards Large Cap Review, that helped our clients navigate this difficult investing period.

1984

1987

1988

  • Launch of Investor’s Daily (later Investor’s Business Daily, a 20-page investment newspaper
  • Black Monday sees the S&P 500’s largest one-day drop in history, fueled by rumors of interest rate hikes
  • First edition of William O’Neil’s best-seller How to Make Money in Stocks is published, outlining his distinctive stock-picking method