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Main Street Capital MAIN Business Segments

TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
Total revenues before waivers by Product
Administrative services fees$713K+1.7%$701K+2.8%$682K+1.6%$671K+2.0%$658K+3.1%
Incentive fees$15.85M+9.0%$14.54M+6.3%$13.68M+12.5%$12.16M-3.2%$12.56M-8.6%
Management Service, Base$23.19M+1.4%$22.87M-1.5%$23.21M-2.2%$23.73M-0.7%$23.91M+0.1%
Net assets, percentage (as a percent) by Geography
Southeast35.2%+4.3pp30.9%+3.7pp27.2%+2.9pp24.3%+0.3pp24%-1.6pp
Southwest140.5%-1.0pp141.5%+2.6pp138.9%+4.0pp134.9%+2.3pp132.6%+3.8pp
US Midwest Region78.5%-0.1pp78.6%+0.1pp78.5%+0.8pp77.7%+0.3pp77.4%-2.0pp
West71.6%+3.4pp68.2%+4.6pp63.6%+4.1pp59.5%+2.0pp57.5%-1.9pp
Investments at fair value: by Geography
Southeast$1.05B+15.9%$905.15M+15.5%$783.8M+14.7%$683.6M+4.7%$652.99M-3.2%
Southwest$4.18B+1.4%$4.12B+3.6%$3.98B+5.1%$3.79B+4.5%$3.63B+6.2%
US Midwest Region$2.34B+1.9%$2.29B+1.7%$2.25B+3.2%$2.18B+3.4%$2.11B+0.5%
West$2.13B+7.1%$1.99B+9.0%$1.83B+9.3%$1.67B+6.7%$1.57B-0.1%
Concentration risk (as a percent) by Geography
Southeast25.8%+8.3pp17.5%
Southwest24.3%+0.9pp23.4%-2.5pp25.9%

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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.