Investors Increase Use of Margin Debt in Stock Market

The amount of money investors are borrowing from their brokerage firms to purchase securities has climbed to record levels, indicating a growing trend of increased margin debt usage in the U.S. stock market.

Margin investing allows investors to leverage their capital, potentially magnifying gains. However, it also significantly increases risk; a decline in asset values can trigger margin calls, requiring investors to deposit more equity or face forced sales, deepening potential losses.

Hy Luu, a retail investor from Houston, has utilized margin to build a concentrated position in Tesla. He resorted to refinancing his home in 2022 to pay down his margin balance when Tesla's stock price declined.

Luu, who resides with his mother, has seen his net worth grow to over $800,000 from a negative position seven years ago. However, he cautions that his investment methods are highly risky and not recommended for others.

This increase in margin lending is also reflected in brokerage firms' data. For instance, Robinhood's margin book grew by 127% year-over-year to a record $21.6 billion in the second quarter. Brokerages profit from interest on these loans and transaction fees from active traders.