William Gann
William Gann📌 Selling & Review

William Gann's Selling & Review Rules

William Delbert Gann (June 6, 1878 – June 18, 1955) was an American trader and analyst who developed the technical analysis methods known as Gann angles, the Gann square, and the hexagon chart. He is considered one of the most influential figures in the history of technical analysis. Gann claimed to have made over $50 million from trading during his...

3 principles·Selling & Review

3 Key Selling & Review Principles

#1

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.

🌿 Intermediate★★★★★
Read Full Analysis →
#2

Review Your Investment Thesis

"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.

🌿 Intermediate★★★★☆
Read Full Analysis →
#3

Learn from Past Sells

"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.

🌿 Intermediate★★★★☆
Read Full Analysis →

Frequently Asked Questions

What are William Gann's key selling & review principles?

William Gann has 3 key principles on selling & review. The most important one is "Sell Discipline Rules" — Have clear, pre-defined sell criteria.

How does William Gann apply selling & review in practice?

William Gann 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.

What makes William Gann's approach to selling & review unique?

William Gann's approach to selling & review is distinguished by a focus on long-term thinking and fundamental analysis. With 3 specific principles in this area, William Gann provides a comprehensive framework that investors at any level can study and apply to improve their decision-making.

Explore More