Main Street Capital - 18 Year Stock Price History | MAIN

The latest closing stock price for Main Street Capital as of June 26, 2025 is 59.32.

  • An investor who bought $1,000 worth of Main Street Capital stock at the IPO in 2007 would have $16,641 today, roughly 17 times their original investment - a 17.29% compound annual growth rate over 18 years.
  • The all-time high Main Street Capital stock closing price was 61.31 on February 19, 2025.
  • The Main Street Capital 52-week high stock price is 63.32, which is 6.7% above the current share price.
  • The Main Street Capital 52-week low stock price is 45.00, which is 24.1% below the current share price.
  • The average Main Street Capital stock price for the last 52 weeks is 54.38.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Main Street Capital - 18 Year Stock Price History | MAIN

  • An investor who bought $1,000 worth of Main Street Capital stock at the IPO in 2007 would have $16,641 today, roughly 17 times their original investment - a 17.29% compound annual growth rate over 18 years.
  • The all-time high Main Street Capital stock closing price was 61.31 on February 19, 2025.
  • The Main Street Capital 52-week high stock price is 63.32, which is 6.7% above the current share price.
  • The Main Street Capital 52-week low stock price is 45.00, which is 24.1% below the current share price.
  • The average Main Street Capital stock price for the last 52 weeks is 54.38.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.