Growth Metrics

Main Street Capital (MAIN) Invested Capital (2021 - 2026)

Main Street Capital has reported Invested Capital over the past 5 years, most recently at $5.5 billion for Q4 2025.

  • For Q4 2025, Invested Capital rose 10.8% year-over-year to $5.5 billion; the TTM value through Dec 2025 reached $5.5 billion, up 10.8%, while the annual FY2025 figure was $5.5 billion, 10.8% up from the prior year.
  • Invested Capital for Q4 2025 was $5.5 billion at Main Street Capital, up from $3.0 billion in the prior quarter.
  • Over five years, Invested Capital peaked at $5.5 billion in Q4 2025 and troughed at $1.7 billion in Q3 2021.
  • A 5-year average of $3.7 billion and a median of $4.1 billion in 2022 define the central range for Invested Capital.
  • On a YoY basis, Invested Capital climbed as much as 138.54% in 2022 and fell as far as 38.39% in 2022.
  • Year by year, Invested Capital stood at $3.6 billion in 2021, then tumbled by 38.39% to $2.2 billion in 2022, then soared by 93.78% to $4.3 billion in 2023, then rose by 14.97% to $4.9 billion in 2024, then grew by 10.8% to $5.5 billion in 2025.
  • Business Quant data shows Invested Capital for MAIN at $5.5 billion in Q4 2025, $3.0 billion in Q3 2025, and $5.1 billion in Q2 2025.