Main Street Capital Corporation

MAINNYSEFinancial Services● Active

$51.81

$-0.21(-0.40%)

Market Cap$4.8B

P/E Ratio—

52W High$67.77

52W Low$48.95

Avg Volume812K

Open$52.10

Beta0.73

Free Cash Flow Financials Revenue

Main Street Capital Corporation (MAIN) Free Cash Flow & Analysis

Annual & trailing free cash flow, FCF margin, YoY change, valuation ratios, and peer context.

MAIN · free cash flow · updated Jun 8, 2026

Core FCF metrics

MAIN · FCF · TTM · margin & CAGR

Free cash flow was $347.4M for FY2025 (fiscal year ending 2025-12-31), up 498.8% year-over-year The FCF margin was 53.9%.

FY2025 Free Cash Flow$347.4M▲ +498.8% YoY

Trailing 12M (TTM)$342.3Mtrailing 4 quarters sum

FCF Margin53.9%$347.4M ÷ revenue

3-Year CAGRN/AN/A — contains negative FCF

5-Year CAGRN/AN/A — contains negative FCF

FormulaFCF = Operating Cash Flow − Capital ExpendituresTTM = trailing 4 quarters sumCAGR → N/A if either endpoint ≤ 0

Source: FMP /cash-flow-statement · SEC 10-K / 10-Q · USDUpdated: Jun 8, 2026

Annual free cash flow history

FCF ($B, upper) · YoY Growth % (lower)

Positive FCFNegative FCF

Free Cash Flow

YoY Growth %

Annual free cash flow data

MAIN · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2025Latest$347.4M(0M)$347.4M▲ +498.8%53.9%

FY2024−$87.1M(0M)−$87.1M▼ 130.5%-12.0%

FY2023$285.3M(0M)$285.3M▲ +215.5%46.6%

FY2022−$246.9M(0M)−$246.9M▲ +52.1%-62.3%

FY2021−$515.4M(0M)−$515.4M▼ 852.9%-109.7%

FCF = Operating Cash Flow − Capital Expenditures · CapEx shown as (negative) · Source: SEC filings via FMP

FCF valuation metrics

MAIN · P/FCF · FCF yield · FCF per share

Main Street Capital Corporation (MAIN) trades at a FCF yield of 7.10% and a price-to-free-cash-flow ratio of 13.5x. FCF per share stands at $3.83, calculated using trailing twelve-month FCF divided by basic weighted-average shares outstanding.

FCF Yield (TTM)

7.10%

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

$3.83

TTM FCF ÷ Shares Outstanding

Price / FCF

x13.5

Share Price ÷ FCF per Share

EV / FCF (TTM)

x21.4

Enterprise Value basis

Source: FMP /key-metrics-ttm · /cash-flow-statement Q · /income-statementFY2025 · 2025-12-31

Cash flow statement summary

MAIN · cash flow statement · operating / investing / financing

For FY2025, Main Street Capital Corporation generated $347.4M in operating cash flow and spent 0M in capital expenditures, yielding $347.4M in free cash flow.

Operating Activities

+$347.4M

Cash from core business operations

2025-12-31

Investing Activities

−$393.1M

CapEx, acquisitions & investments

2025-12-31

Financing Activities

+$9.4M

Buybacks, dividends & debt

2025-12-31

FCF FormulaOperating CF ($347.4M) − |CapEx| (0M) = FCF ($347.4M)

For the complete Operating / Investing / Financing line-item breakdown:

View Full Cash Flow Statement →

Free cash flow vs peers (Financial Services)

MAIN vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Main Street Capital CorporationYOU

MAIN

$347.4M+498.8%53.9%

Berkshire Hathaway Inc.

BRK-A

$25.04B+115.6%6.7%

25%

Berkshire Hathaway Inc.

Mastercard Incorporated

$16.91B+18.2%51.6%

17%

Financial Services · Sorted by FCF · FMP /cash-flow-statementFull FCF Rankings →

About Free Cash Flow & Methodology

Main Street Capital Corporation (MAIN) reported free cash flow of $347.4M for FY2025 (fiscal year ending 2025-12-31), up 498.8% year-over-year. The FCF margin was 53.9%.

Based on available data, Main Street Capital Corporation has maintained positive free cash flow for at least 5 fiscal year(s). FCF peaked at $347.4M in FY2025.

Main Street Capital Corporation's FCF yield is 7.10% and price-to-FCF ratio is 13.5x for FY2025, based on the latest available data.

Data sourced from FMP /cash-flow-statement · SEC 10-K / 10-Q · USD.

Q&A and summaries align with SEC 10-K/10-Q cash flow disclosures and FMP /cash-flow-statement where noted.

Revenue Financial statements Net income Earnings Forecast Price history Market cap Cash on hand P/E ratio

Frequently asked questions

MAIN free cash flow · 8 questions

Main Street Capital Corporation free cash flow was $347.4M for FY2025, up 498.8% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at $342.3M.

MAIN free cash flowMAIN FCFMAIN FCF 2025MAIN free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Main Street Capital Corporation · Main Street Capital Corporation SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 8, 2026