David Ryan (@dryan202) / Twitter Ryan is an advocate of William O'Neil, the legendary trader and author of "How to Make Money in Stocks," and utilizes many aspects of his CANSLIM stock … David Ryan Investing Championship winner, is currently seventh, +9.3%. The Fund was sold in 1997 to … David came up with the idea for the indicator while managing the New USA Growth Fund at William O’Neil + Company. Investing Championship United States Investing Championship Six Month Results. In TradingMarkets.com’s continuing series of interviews with traders, Kevin N. Marder spoke with David Ryan, a Los Angeles-based hedge fund manager. David Ryan, a legendary growth investor who once grew his portfolio by 1,379% in three years, is a three-time winner. United States Investing Championship Eleven Month Results 2021 United States Investing Championship Six Month Results