All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)

Total Real Returns

MAIN: Total Real Return Chart (Dividends Reinvested, Inflation Adjusted)

MAIN real return snapshot: after CPI-U inflation, MAIN returned −1.76% over the past year and −8.59% YTD, with dividends reinvested. Since Oct. 5, 2007, MAIN is up +993.65% in real purchasing-power return, or +13.41%/yr, and is currently −16.25% below its real total-return high on Aug. 13, 2025.

Data ending Fri Oct. 9, 2026

Growth of $10,000

Fri 2007-10-05💬 to Fri 2026-10-09 Overall
Return 		Exponential
Trendline
MAIN × 		+993.65%
+13.41%/yr 		+14.07%/yr
R2=0.911
Main Street Capital Corporation NYSE Common Stock

Growth of $10,000 Summary

Fri 2007-10-05💬 to Fri 2026-10-09 Start
Value 		End
Value
MAIN × 		$10,000.00
2007-10-05 		$109,365.30
2026-10-09

This Year’s Performance

through 2026-10-09

  YTD YoY
MAIN × 		−8.59% −1.76%

Drawdowns

  Current
Drawdown 		Worst
Drawdown
MAIN × 		−16.25%
on 2026-10-09
from 2025-08-13 peak 		−64.53%
on 2020-03-23
from 2020-02-13 peak

Rolling Returns

Period ending Fri 2026-10-09 1 yr 2 yr 3 yr 5 yr 10 yr
MAIN × 		−1.76% +15.63%
+7.53%/yr 		+55.54%
+15.86%/yr 		+56.41%
+9.36%/yr 		+139.78%
+9.14%/yr

Annual Returns

Year MAIN
2026 (YTD) −8.59%
2025 +7.86%
2024 +43.17%
2023 +24.07%
2022 −16.76%
2021 +38.56%
2020 −20.62%
2019 +33.83%
2018 −9.99%
2017 +13.65%
2016 +34.66%
2015 +7.75%
2014 −3.72%
2013 +15.10%
2012 +50.87%
2011 +24.10%
2010 +22.39%
2009 +79.95%
2008 −20.85%
2007 −5.09%