THE GOODMANWave Theory

The blog

Notes from the house of Goodman

Chart studies, market notes and Charlie Goodman stories from Michael Duane Archer.

Risk & Psychology

Why Some Clients Can’t Trade: The Mama-San Story

A Honolulu mama-san opened a $10k commodity account, was profitable, and closed it in a panic. A true story about temperament, risk and who should not trade.

3 Jan 2025 · 4 min read

Risk & Psychology

Position Sizing Lesson: Goodman and the 6th Race

A greyhound race, a father's advice and Charlie Goodman's three rules for growing a small trading account: size up slowly, add after losses, fund after wins.

18 Dec 2024 · 7 min read

The list

One letter, when there is something to say

Charlie wrote to his students. We do the same: a new plate, a chart worth looking at, a note when a book is finished. No schedule, no sequence, no selling to you every Tuesday. Leave when you like.

We keep the list ourselves. It is never sold, rented or shared.