Sell Discipline Rules
"Have clear, pre-defined sell criteria. Sell when: your thesis is broken, valuation is fully realized, or a significantly better opportunity appears."
Follow pre-defined sell criteria without emotion.
Read Full Analysis →John Clifton "Jack" Bogle (May 8, 1929 – January 16, 2019) was an American investor, business magnate, and philanthropist. He founded The Vanguard Group in 1975 and created the first index mutual fund available to individual investors, revolutionizing the investment industry. Bogle is credited with pioneering low-cost investing and championing the rights of individual investors against Wall Street's high fees....
"Have clear, pre-defined sell criteria. Sell when: your thesis is broken, valuation is fully realized, or a significantly better opportunity appears."
Follow pre-defined sell criteria without emotion.
Read Full Analysis →"Regularly review whether your original reasons for owning a stock still hold. If the facts change, change your mind. Holding a broken thesis is the costliest mistake."
Regularly challenge your original investment thesis.
Read Full Analysis →"After every sell, review the outcome. Did you sell too early, too late, or at the right time? Post-mortems on sell decisions improve future judgment."
Post-mortem every sell decision to improve.
Read Full Analysis →John Bogle has 3 key principles on selling & review. The most important one is "Sell Discipline Rules" — Have clear, pre-defined sell criteria.
John Bogle applies selling & review through several key principles including "Sell Discipline Rules" and "Review Your Investment Thesis". These principles guide practical investment decisions and have been tested across decades of market cycles.
John Bogle's approach to selling & review is distinguished by a focus on long-term thinking and fundamental analysis. With 3 specific principles in this area, John Bogle provides a comprehensive framework that investors at any level can study and apply to improve their decision-making.