MAINNYSE United States
Market cap
$5.481 B
$58.94 +3.79%
Close of 7 Aug 2026
Revenue
—
Not reported
Earnings
$493.4M
#621 by earnings
Shares outstanding
93,508,461
Latest filing cover page
P/E ratio
11.1
Cap ÷ net income
Where these numbers come from
Share counts and financials for Main Street Capital are taken from its own SEC filings via EDGAR — public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 9 Aug 2026. Read the methodology.