The stock trading industry in the United States is vast and ever-evolving. With the rise of online trading platforms and the increasing accessibility of financial markets, the number of stock traders has been on the rise. In this article, we delve into the current figures of stock traders in the US, their backgrounds, and the impact they have on the market.
The Growing Number of Stock Traders

According to a report by the Financial Industry Regulatory Authority (FINRA), there were approximately 15.7 million active stock traders in the US as of 2021. This number is expected to continue growing as more individuals turn to stock trading as a source of income or investment.
Who Are the Stock Traders?
Stock traders come from all walks of life. They range from full-time professionals to part-time traders who trade in their free time. Many of them have a background in finance, economics, or a related field, but an increasing number of individuals are entering the stock trading world without formal education in these areas.
Online Trading Platforms: A Game Changer
One of the key factors contributing to the growing number of stock traders is the advent of online trading platforms. These platforms have made it easier than ever for individuals to buy and sell stocks from the comfort of their homes. Companies like Robinhood, TD Ameritrade, and E*TRADE have played a significant role in making stock trading more accessible to the masses.
Impact on the Market
The increase in the number of stock traders has had a profound impact on the market. With more traders participating in the market, there is increased liquidity and volatility. This has both positive and negative implications. On the one hand, increased liquidity can lead to lower transaction costs and better prices for investors. On the other hand, increased volatility can lead to more rapid price movements, which can be unsettling for some investors.
Case Study: The GameStop Short Squeeze
One notable case that highlights the impact of stock traders on the market is the GameStop short squeeze in January 2021. A group of retail traders, using online forums like Reddit, coordinated to buy up shares of GameStop, driving the stock price up significantly. This move forced hedge funds that had shorted the stock to buy back shares at a loss, leading to massive gains for the retail traders.
Conclusion
The number of stock traders in the US has been on the rise, thanks to the increasing accessibility of online trading platforms and the growing interest in financial markets. While this trend has its benefits and drawbacks, it is clear that stock traders play a significant role in shaping the modern financial landscape. As the industry continues to evolve, it will be interesting to see how the number of stock traders changes and the impact they have on the market.
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