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MAIN Market Cap

Market Cap:

$5.32B-$70.77M(-1.31%)
December 22, 2025

Summary

  • As of today, MAIN market cap is $5.32 billion, with a fall of -$70.77 million (-1.31%) during the most recent trading session on December 22, 2025.
  • Over the past year, MAIN market cap has increased by +$347.35 million (+6.98%).
  • MAIN market cap is now -11.91% below its all-time high of $6.04 billion.

Performance

MAIN Market Cap Chart

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Highlights

Range

Related metrics

Market Cap Formula

Market Cap = Price ✕ Shares Outstanding

MAIN Market Cap Trends

PeriodPeriodMarket CapMarket CapPricePriceShares OutstandingShares OutstandingEnterprise ValueEnterprise Value
1D1 Day-1.3%-1.3%+0.1%-1.0%
1M1 Month+6.9%+6.9%-+5.0%
3M3 Months-7.5%-7.6%--6.2%
6M6 Months+2.9%+2.3%--2.3%
YTDYTD+2.8%+1.4%--1.0%
1Y1 Year+7.0%+5.3%+1.6%+1.3%
5Y5 Years+157.0%+90.1%+35.2%+121.3%

MAIN Market Cap Highs & Lows

PeriodPeriodHighHighCurrent vs Highvs HighLowLowCurrent vs Lowvs Low
1M1-Month$6B-5.6%$5B+6.9%
3M3-Month$6B-7.5%$5B+7.8%
6M6-Month$6B-11.9%$5B+7.8%
1Y1-Year$6B-11.9%$4B+22.1%
3Y3-Year$6B-11.9%$3B+90.9%
5Y5-Year$6B-11.9%$2B+158.2%
All-TimeAll-Time$6B-11.9%$82M+6427.8%

MAIN Market Cap History

DateValue
2025
$5B(+2.7%)
2024
$5B(+41.2%)
2023
$4B(+26.5%)
2022
$3B(-8.6%)
2021
$3B(+45.3%)
2020
$2B(-21.2%)
2019
$3B(+33.7%)
2018
$2B(-11.1%)
2017
$2B(+16.7%)
DateValue
2016
$2B(+36.2%)
2015
$1B(+11.2%)
2014
$1B(+1.2%)
2013
$1B(+23.4%)
2012
$1B(+86.0%)
2011
$567M(+65.9%)
2010
$342M(+95.6%)
2009
$175M(+93.6%)
2008
$90M(-27.0%)
2007
$124M

FAQ

  • What is Main Street Capital Corporation market cap?
  • What is the all-time high market cap for Main Street Capital Corporation?
  • What is MAIN market cap year-to-date change?
  • What is Main Street Capital Corporation market cap year-on-year change?

What is Main Street Capital Corporation market cap?

The current market cap of MAIN is $5.32B

What is the all-time high market cap for Main Street Capital Corporation?

Main Street Capital Corporation all-time high market cap is $6.04B

What is MAIN market cap year-to-date change?

Main Street Capital Corporation market cap has changed by +$142.21M (+2.75%) since the beginning of the year

What is Main Street Capital Corporation market cap year-on-year change?

Over the past year, MAIN market cap has changed by +$347.35M (+6.98%)
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