Best Trading Tips & Quotes from William O’Neil
William O’Neil’s Best Trading Tips and Quotes (CAN SLIM Rules Explained) Last updated: 3 July 2026 · By Spencer Li, CFTe William O’Neil’s core trading lesson is this: cut your losses fast, let your winners run, and follow the market’s facts instead of your own opinions. O’Neil, the founder of Investor’s Business Daily and the […]

