Main Street Capital Corporation (MAIN) Operating Margin: 66.79%
Is Main Street Capital Corporation’s operating margin high or low?
Main Street Capital Corporation's operating margin of 66.79% is in line with its 5-year average of 64.77%, near the high end of its 5-year range (15.75%–80.71%).
As of Wednesday, June 17, 2026. 13.85% below its 12-month average of 77.53%.
MAIN Operating Margin Chart
MAIN Average Operating Margin Chart
MAIN Current vs Average Operating Margin Chart
MAIN Operating Margin Metrics
OPERATING MARGIN
66.79%
OPERATING MARGIN AVG TTM
77.53%
OPERATING MARGIN AVG 3Y
73.88%
OPERATING MARGIN AVG 5Y
64.77%
OPERATING MARGIN AVG 10Y
65.63%
OPERATING MARGIN AVG 15Y
69.49%
OPERATING MARGIN AVG 20Y
70.27%
CURRENT VS TTM AVG
-13.85%
CURRENT VS 3Y AVG
-9.60%
CURRENT VS 5Y AVG
+3.11%
CURRENT VS 10Y AVG
+1.76%
CURRENT VS 15Y AVG
-3.89%
CURRENT VS 20Y AVG
-4.95%
MAIN Competitors' Operating Margin
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Main Street Capital Corporation (MAIN) | $4.79B | 66.79% | 77.53% | 73.88% | 64.77% |
| Kinsale Capital Group, Inc. (KNSL)vs › | $7.13B | 34.51% | 33.14% | 30.23% | 28.61% |
| WisdomTree Artificial Intelligence and Innovation Fund (WTAI)vs › | $652.28M | N/A | N/A | N/A | N/A |
| Lufax Holding Ltd (LU)vs › | $576.49M | -4.31% | -1.56% | 27.65% | 30.81% |
| Isabella Bank Corporation (ISBA)vs › | $294.59M | 20.07% | 17.94% | 23.75% | 23.91% |
| Blackrock 2037 Municipal Target Term Trust (BMN)vs › | $157.23M | N/A | N/A | N/A | N/A |
| Global X - MSCI Colombia ETF (COLO)vs › | $128.36M | N/A | N/A | N/A | N/A |
| CYBER HORNET S&P 500 and Bitcoin 75/25 Strategy ETF (ZZZ)vs › | $5.89M | N/A | N/A | N/A | N/A |
| Assurant, Inc. (AIZ)vs › | $12.99B | 9.42% | 8.15% | 6.74% | 6.76% |
| Global Payments Inc. (GPN)vs › | $16.32B | 16.21% | 20.86% | 21.67% | 20.60% |
Operating Efficiency
Gross Margin
86.4%
Operating Margin
66.8%
Main Street Capital Corporation Operating Margin Formula & Definition
Operating Margin = Operating Income / Revenue
Operating margin is the percentage of revenue remaining after operating expenses, reflecting operating efficiency.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
Main Street Capital Corporation Operating Margin FAQ
- What is the operating margin for Main Street Capital Corporation (MAIN)?
- The operating margin for MAIN stock is 66.79%.
- Is Main Street Capital Corporation's operating margin high or low?
- Main Street Capital Corporation's operating margin of 66.79% is in line with its 5-year average of 64.77%, near the high end of its 5-year range (15.75%–80.71%).
- What is the TTM average operating margin for Main Street Capital Corporation (MAIN)?
- The TTM average operating margin for MAIN stock is 77.53%.
- What is the 3Y average operating margin for Main Street Capital Corporation (MAIN)?
- The 3Y average operating margin for MAIN stock is 73.88%.
- What is the 5Y average operating margin for Main Street Capital Corporation (MAIN)?
- The 5Y average operating margin for MAIN stock is 64.77%.
- What is the 10Y average operating margin for Main Street Capital Corporation (MAIN)?
- The 10Y average operating margin for MAIN stock is 65.63%.
- What is the 15Y average operating margin for Main Street Capital Corporation (MAIN)?
- The 15Y average operating margin for MAIN stock is 69.49%.
- What is the 20Y average operating margin for Main Street Capital Corporation (MAIN)?
- The 20Y average operating margin for MAIN stock is 70.27%.
Main Street Capital Corporation Operating Margin History
| DATE | OPERATING MARGIN |
|---|---|
| 2025-12-31 | 80.71% |
| 2024-12-31 | 74.34% |
| 2023-12-31 | 73.65% |
| 2022-12-31 | 66.82% |
| 2021-12-31 | 77.37% |
| 2020-12-31 | 15.75% |
| 2019-12-31 | 59.99% |
| 2018-12-31 | 69.01% |
| 2017-12-31 | 73.77% |
| 2016-12-31 | 68.44% |
| 2015-12-31 | 62.12% |
| 2014-12-31 | 65.59% |
| 2013-12-31 | 74.30% |
| 2012-12-31 | 82.01% |
| 2011-12-31 | 57.02% |
| 2010-12-31 | 57.28% |
| 2009-12-31 | 76.30% |
| 2008-12-31 | 75.15% |
| 2007-12-31 | 63.56% |
| 2006-12-31 | 26.18% |
| 2005-12-31 | 77.73% |
About Main Street Capital Corporation
Main Street Capital Corporation functions as a Business Development Company (BDC), providing diverse capital solutions across different market segments. Primarily, the firm supplies equity capital to lower middle market companies. These investments support various strategic objectives, including recapitalizations, management buyouts, refinancing, family estate planning, industry consolidation, and growth initiatives for both mature and later-stage emerging businesses. Main Street actively seeks to forge partnerships with entrepreneurs, business owners, and management teams, frequently offering comprehensive, "one-stop" financing alternatives for its lower middle market portfolio. Companies targeted for equity investment in this segment typically have annual revenues between $5 million and $300 million, with individual equity investments generally ranging from $2 million to $75 million, and an enterprise value for the target company usually falling between $3 million and $20 million. The firm is prepared to take stakes from a 5% minority position up to a 50% majority interest. In addition to its equity offerings, Main Street also extends debt capital to middle market companies. These funds are allocated to finance activities such as acquisitions, management buyouts, growth strategies, recapitalizations, and refinancing. Debt transactions in the middle market typically range from $5 million to $50 million per deal, targeting businesses with annual EBITDA between $1 million and $20 million. It is important to note that these middle market debt recipients are generally larger in scale than the companies within Main Street's lower middle market equity portfolio. The firm demonstrates a wide investment scope, engaging with numerous industries. These include, but are not limited to: air freight and logistics, auto components, building products, chemicals, commercial services, computing, construction and engineering, consumer finance and services, electronic equipment, energy (equipment, services, and consumables), financial services, healthcare (equipment and providers), hospitality, internet software and services, IT services, machinery, paper and forest products, professional and industrial services, road and rail transportation, software, specialty retail, and telecommunications. Broadly, this covers sectors within consumer discretionary, energy, materials, technology, and transportation. Main Street Capital Corporation was established in 2007, with its main operations based in Houston, Texas, and an additional office located in Chojnów, Poland.
- Sector
- Financial Services
- Industry
- Asset Management
- CEO
- Dwayne Louis Hyzak