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Main Street Capital MAIN Business Segments

Q1 '26Q4 '25Q3 '25Q2 '25Q1 '25
Total revenues before waivers by Product
Administrative services fees$186K+2.2%$182K+5.2%$173K+0.6%$172K-1.1%$174K+6.7%
Incentive fees$4M-5.1%$4.22M+7.8%$3.91M+5.1%$3.72M+38.3%$2.69M-19.8%
Management Service, Base$6.07M+4.3%$5.82M+4.1%$5.59M-2.0%$5.71M-0.8%$5.75M-6.6%
Net assets, percentage (as a percent) by Geography
Southeast9.7%+0.4pp9.3%+0.1pp9.2%+2.2pp7%+1.6pp5.4%-0.2pp
Southwest34.3%-2.0pp36.3%+0.7pp35.6%+1.3pp34.3%-1.0pp35.3%+1.6pp
US Midwest Region18.8%-0.5pp19.3%-0.8pp20.1%-0.2pp20.3%+1.4pp18.9%-0.3pp
West17.5%-0.7pp18.2%-0.6pp18.8%+1.7pp17.1%+3.0pp14.1%+0.5pp
Investments at fair value: by Geography
Southeast$298.91M+7.9%$277.01M+2.2%$270.96M+33.8%$202.56M+31.0%$154.61M-0.7%
Southwest$1.06B-2.4%$1.09B+4.1%$1.04B+5.4%$990.02M-1.3%$1B+6.3%
US Midwest Region$582.66M+1.0%$577.14M-2.1%$589.46M+0.6%$586.1M+8.9%$538.02M0.0%
West$541.21M-0.6%$544.41M-1.4%$552.13M+11.7%$494.18M+23.4%$400.6M+5.2%
Concentration risk (as a percent) by Geography
Northeast14.5%20.4%
Other Non-U.S.1.2%1.4%
Southeast18.6%+15.3pp3.3%+0.2pp3.1%+2.3pp0.8%-9.5pp10.3%
Southwest23.3%0%-0.3pp0.3%-0.4pp0.7%-21.7pp22.4%+19.9pp
US Midwest Region19.8%24.8%+24.4pp
West25.3%1.5%-23.0pp24.5%

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Questions, answered.

How does Main Street Capital break its business down?
Main Street Capital (MAIN) reports total revenues before waivers by product across 3 parts — Administrative services fees, Incentive fees and Management Service, Base. Each is extracted from the segment footnotes and tracked over time.
Where does Main Street Capital's segment data come from?
Segment breakdowns are pulled from the segment footnotes in Main Street Capital's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.