Main Street Capital Corporation Net Asset Quality Index
Main Street Capital Corporation net asset quality index. Main Street Capital Corporation (MAIN) has a Net Asset Quality Index of 53.3% as of June 2026. This metric measures the proportion of total assets financed by shareholders' equity — total assets of $5.94 Billion minus total liabilities of $2.77 Billion yields net assets of $3.17 Billion. A higher index indicates a stronger, lower-leverage balance sheet. Check cash flow quality index of Main Street Capital Corporation to evaluate the quality of earnings relative to operating cash generation.
Quality Index
Net Assets
Total Assets
Total Liabilities
Net Asset Quality Index of Main Street Capital Corporation (2006–2025)
Net asset quality index of Main Street Capital Corporation from 2006 to 2025. This chart shows how Main Street Capital Corporation's Net Asset Quality Index has evolved across 20 annual periods from 2006 to 2025. As of June 2026, the index stands at 53.3%, representing net assets of $3.17 Billion against total assets of $5.94 Billion USD. See MAIN book value for net asset value and shareholders' equity analysis.
Main Street Capital Corporation Net Asset Quality Index by Year (2006–2025)
Main Street Capital Corporation net asset quality index by year from 2006 to 2025. The table below presents the year-by-year Net Asset Quality Index for Main Street Capital Corporation from 2006 to 2025, covering 20 annual filings. Each row shows total assets, total liabilities, net assets, the quality index percentage, and the change in percentage points compared to the prior year. For live market cap and overall valuation, see Main Street Capital Corporation market cap and net worth.
| Year | Quality Index | Net Assets (USD) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 52.4% | $2.99 Billion | $5.71 Billion | $2.72 Billion | ▼ -2.2 pp |
| 2024 | 54.6% | $2.80 Billion | $5.12 Billion | $2.32 Billion | ▼ -1.1 pp |
| 2023 | 55.8% | $2.48 Billion | $4.44 Billion | $1.97 Billion | ▲ +6.0 pp |
| 2022 | 49.7% | $2.11 Billion | $4.24 Billion | $2.13 Billion | ▲ +1.2 pp |
| 2021 | 48.5% | $1.79 Billion | $3.69 Billion | $1.90 Billion | ▼ -6.2 pp |
| 2020 | 54.7% | $1.51 Billion | $2.77 Billion | $1.25 Billion | ▼ -2.0 pp |
| 2019 | 56.7% | $1.54 Billion | $2.71 Billion | $1.18 Billion | ▼ -1.1 pp |
| 2018 | 57.8% | $1.48 Billion | $2.55 Billion | $1.08 Billion | ▼ -3.1 pp |
| 2017 | 60.9% | $1.38 Billion | $2.27 Billion | $885.03 Million | ▲ +3.2 pp |
| 2016 | 57.8% | $1.20 Billion | $2.08 Billion | $878.80 Million | ▲ +0.8 pp |
| 2015 | 57.0% | $1.07 Billion | $1.88 Billion | $808.03 Million | ▲ +1.5 pp |
| 2014 | 55.5% | $939.98 Million | $1.69 Billion | $753.80 Million | ▼ -2.8 pp |
| 2013 | 58.3% | $792.53 Million | $1.36 Billion | $567.64 Million | ▼ -3.8 pp |
| 2012 | 62.0% | $642.98 Million | $1.04 Billion | $393.25 Million | ▲ +6.3 pp |
| 2011 | 55.7% | $411.19 Million | $737.69 Million | $326.50 Million | ▲ +0.1 pp |
| 2010 | 55.7% | $249.98 Million | $448.92 Million | $198.94 Million | ▼ -10.3 pp |
| 2009 | 66.0% | $129.66 Million | $196.45 Million | $66.79 Million | ▲ +0.2 pp |
| 2008 | 65.8% | $112.36 Million | $170.63 Million | $58.27 Million | ▼ 0.0 pp |
| 2007 | 65.9% | $115.15 Million | $174.85 Million | $59.70 Million | ▲ +17.5 pp |
| 2006 | 48.4% | $43.27 Million | $89.44 Million | $46.17 Million | — |