Main Street Capital Corporation

NYSE:MAIN USA Asset Management
Market Cap
$4.96 Billion
Market Cap Rank
#2865 Global
#1955 in USA
Share Price
$55.07
Change (1 day)
+0.33%
52-Week Range
$49.15 - $67.54
All Time High
$67.54
About

Main Street Capital Corporation is a business development company and a small business investment company specializing in direct and indirect investments. In direct investments, the firm specializes in private equity capital to lower middle market companies. The firm specializes in recapitalizations, loan, growth capital, mezzanine debt, corporate carveouts, family estate planning, management buy… Read more

Market Cap & Net Worth: Main Street Capital Corporation (MAIN)

Main Street Capital Corporation (NYSE:MAIN) has a market capitalization of $4.96 Billion ($4.96 Billion) as of March 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #2865 globally and #1955 in its home market, demonstrating a -4.01% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Main Street Capital Corporation's stock price $55.07 by its total outstanding shares 90104831 (90.10 Million).

Main Street Capital Corporation Market Cap History: 2015 to 2026

Main Street Capital Corporation's market capitalization history from 2015 to 2026. Data shows growth from $1.33 Billion to $4.96 Billion (13.51% CAGR).

Main Street Capital Corporation Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Main Street Capital Corporation's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

8.44x

Main Street Capital Corporation's market cap is 8.44 times its annual revenue

Industry average:
2.90x
Higher than industry average

Latest Price to Earnings (P/E) Ratio

11.03x

Main Street Capital Corporation's market cap is 11.03 times its annual earnings

Industry average:
4.90x
Higher than industry average
What These Ratios Tell Investors:
  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $1.83 Billion $201.15 Million $138.90 Million 9.09x 13.17x
2017 $2.12 Billion $264.47 Million $170.62 Million 8.03x 12.44x
2018 $1.95 Billion $252.68 Million $168.21 Million 7.71x 11.57x
2019 $2.67 Billion $167.80 Million $129.57 Million 15.88x 20.57x
2020 $2.14 Billion $222.61 Million $29.38 Million 9.63x 72.98x
2021 $3.18 Billion $411.17 Million $330.76 Million 7.74x 9.62x
2022 $2.82 Billion $331.15 Million $241.61 Million 8.51x 11.67x
2023 $3.62 Billion $612.46 Million $428.45 Million 5.91x 8.44x
2024 $5.28 Billion $724.68 Million $508.08 Million 7.28x 10.39x
2025 $5.44 Billion $644.50 Million $493.40 Million 8.44x 11.03x

Competitor Companies of MAIN by Market Capitalization

Companies near Main Street Capital Corporation in the global market cap rankings as of March 18, 2026.

Key companies related to Main Street Capital Corporation by market ranking:

  • BlackRock Inc (NYSE:BLK): Ranked #136 globally with a market cap of $135.78 Billion USD.
  • INVESTOR B (FRIA) O.N. (F:IVSD): Ranked #247 globally with a market cap of $82.23 Billion USD ( €80.11 Billion EUR).
  • Blackstone Group Inc (NYSE:BX): Ranked #256 globally with a market cap of $79.65 Billion USD.
  • Brookfield Corp (NYSE:BN): Ranked #278 globally with a market cap of $75.33 Billion USD.

Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#136 BlackRock Inc NYSE:BLK $135.78 Billion $943.26
#247 INVESTOR B (FRIA) O.N. F:IVSD $82.23 Billion €32.80
#256 Blackstone Group Inc NYSE:BX $79.65 Billion $107.12
#278 Brookfield Corp NYSE:BN $75.33 Billion $39.14

Main Street Capital Corporation Historical Marketcap From 2015 to 2026

Between 2015 and today, Main Street Capital Corporation's market cap moved from $1.33 Billion to $ 4.96 Billion, with a yearly change of 13.51%.

Year Market Cap Change (%)
2026 $4.96 Billion -8.81%
2025 $5.44 Billion +3.09%
2024 $5.28 Billion +45.94%
2023 $3.62 Billion +28.31%
2022 $2.82 Billion -11.37%
2021 $3.18 Billion +48.31%
2020 $2.14 Billion -19.54%
2019 $2.67 Billion +36.88%
2018 $1.95 Billion -8.27%
2017 $2.12 Billion +16.05%
2016 $1.83 Billion +37.45%
2015 $1.33 Billion --

End of Day Market Cap According to Different Sources

On Mar 17th, 2026 the market cap of Main Street Capital Corporation was reported to be:

Source Market Cap
Yahoo Finance $4.96 Billion USD
MoneyControl $4.96 Billion USD
MarketWatch $4.96 Billion USD
marketcap.company $4.96 Billion USD
Reuters $4.96 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.