Nicolas Darvas Box Theory(니콜라스 다르바스 상자 이론) The Nicolas Darvas box theory is a trend trading method where a breakout of price is bought and held as ranges build on top of each other. Nicolas Darvas used this process in the 1950’s to make over $2.25 million in a strong bull market. He was a top touring ballroom dancer by profession and developed his mechanical trading strategy to use buy stops and..