👉 In finance, a "underdealer" is a person who trades in financial instruments such as stocks, bonds, and futures. These individuals typically trade with a dealer or broker, rather than directly buying or selling their own securities themselves. They are often involved in market-making operations, where they buy and sell securities on behalf of others to generate profits. Underdealers can earn commissions based on the size of their trades, which is calculated by multiplying the amount traded by the market price for that security at
