Many beginners ask who a market maker is and why they are needed in the market. I'll try to explain simply.

In a basic sense, a market maker is a participant who constantly posts buy and sell prices for assets. They hold reserves of securities or crypto assets and are ready to trade at announced prices. It sounds simple, but the role of a market maker is actually a critically important function for any market.

Why is this needed at all? Imagine you want to sell a stock, but there are no buyers — the price will fall. Or, conversely, you want to buy, but there are no sellers — the price will rise. A market maker is a guarantor that there will always be someone on the other side of the trade. They provide liquidity, meaning the ability to quickly enter or exit a position without significantly impacting the price.

In traditional markets, this has long been an established practice. On the NYSE and NASDAQ, companies like Citadel Securities and Virtu Financial act as market makers, using complex algorithms to adjust prices in real time. They manage huge volumes and keep spreads narrow even during volatility.

In crypto, market makers are also a key part of the infrastructure. On crypto exchanges, market makers help stabilize the prices of Bitcoin, Ethereum, and other assets. Without them, the market would be much more volatile and less attractive to institutional investors.

For traders and investors, having active market makers is a direct benefit — lower spreads, faster order execution, less slippage. Plus, they participate in price formation, helping to establish a fair asset price.

So, a market maker is not just a trader — they are a liquidity architect who makes markets more orderly and efficient. Understanding their role helps better grasp how trading works, whether it’s stocks, forex, or cryptocurrencies.