BlackRock Municipal Income Fund, Inc.

MUINYSEFinancial Services

$12.09

+$0.37(+3.11%)

Market Cap$870384441

P/E Ratio—

52W High$13.22

52W Low$11.46

Avg Volume394K

Open$11.70

Beta0.56

Free Cash Flow Financials Revenue

BlackRock Municipal Income Fund, Inc. (MUI) Free Cash Flow & Analysis

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

MUI · free cash flow · updated Jun 9, 2026

Core FCF metrics

MUI · FCF · TTM · margin & CAGR

Free cash flow was $132.0M for FY2023 (fiscal year ending 2023-07-31), up 692.4% year-over-year

FY2023 Free Cash Flow$132.0M▲ +692.4% YoY

Trailing 12M (TTM)$132.0Mtrailing 4 quarters sum

FCF Margin> 999%$132.0M ÷ revenue

3-Year CAGR+84.3%FY2020 → FY2023

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 9, 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

MUI · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2023Latest$132.0M(0M)$132.0M▲ +692.4%—

FY2022$16.7M(0M)$16.7M▼ 28.8%—

FY2021$23.4M(0M)$23.4M▲ +11.1%28.6%

FY2020$21.1M(0M)$21.1M▲ +29.1%—

FY2019$16.3M(0M)$16.3M▲ +399.4%40.4%

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

FCF valuation metrics

MUI · P/FCF · FCF yield · FCF per share

BlackRock Municipal Income Fund, Inc. (MUI) trades at a FCF yield of 15.17% and a price-to-free-cash-flow ratio of 6.7x. FCF per share stands at $1.81, calculated using trailing twelve-month FCF divided by basic weighted-average shares outstanding.

FCF Yield (TTM)

15.17%

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

$1.81

TTM FCF ÷ Shares Outstanding

Price / FCF

x6.7

Share Price ÷ FCF per Share

EV / FCF (TTM)

x6.6

Enterprise Value basis

Source: FMP /key-metrics-ttm · /cash-flow-statement Q · /income-statementFY2023 · 2023-07-31

Cash flow statement summary

MUI · cash flow statement · operating / investing / financing

For FY2023, BlackRock Municipal Income Fund, Inc. generated $132.0M in operating cash flow and spent 0M in capital expenditures, yielding $132.0M in free cash flow.

Operating Activities

+$132.0M

Cash from core business operations

2023-07-31

Investing Activities

+$0.0M

CapEx, acquisitions & investments

2023-07-31

Financing Activities

−$134.6M

Buybacks, dividends & debt

2023-07-31

FCF FormulaOperating CF ($132.0M) − |CapEx| (0M) = FCF ($132.0M)

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

View Full Cash Flow Statement →

Free cash flow vs peers (Financial Services)

MUI vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

BlackRock Municipal Income Fund, Inc.YOU

MUI

$132.0M+692.4%3720.1%

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

BlackRock Municipal Income Fund, Inc. (MUI) reported free cash flow of $132.0M for FY2023 (fiscal year ending 2023-07-31), up 692.4% year-over-year.

Based on available data, BlackRock Municipal Income Fund, Inc. has maintained positive free cash flow for at least 10 fiscal year(s). FCF peaked at $132.0M in FY2023.

BlackRock Municipal Income Fund, Inc.'s FCF yield is 15.17% and price-to-FCF ratio is 6.7x for FY2023, 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

MUI free cash flow · 8 questions

BlackRock Municipal Income Fund, Inc. free cash flow was $132.0M for FY2023, up 692.4% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at $132.0M.

MUI free cash flowMUI FCFMUI FCF 2023MUI free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · BlackRock Municipal Income Fund, Inc. · BlackRock Municipal Income Fund, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 9, 2026