Perma-Fix Environmental Services, Inc.

PESINASDAQIndustrials● Active

$9.83

+$0.20(+2.11%)

Market Cap$182556851

P/E Ratio—

52W High$16.5

52W Low$8.02

Avg Volume206K

Open$9.70

Beta0.52

Free Cash Flow Financials Revenue

Perma-Fix Environmental Services, Inc. (PESI) Free Cash Flow & Analysis

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

PESI · free cash flow · updated Jun 8, 2026

Core FCF metrics

PESI · FCF · TTM · margin & CAGR

Free cash flow was −$15.5M for FY2025 (fiscal year ending 2025-12-31), up 17.9% year-over-year The FCF margin was -25.1%.

FY2025 Free Cash Flow−$15.5M▲ +17.9% YoY

Trailing 12M (TTM)−$17.6Mtrailing 4 quarters sum

FCF Margin-25.1%−$15.5M ÷ 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

PESI · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2025Latest−$10.8M(5M)−$15.5M▲ +17.9%-25.1%

FY2024−$14.7M(4M)−$18.8M▼ 524.5%-31.8%

FY2023$6.5M(2M)$4.4M▲ +381.3%4.9%

FY2022−$553,000(1M)−$1.6M▲ +81.3%-2.2%

FY2021−$6.8M(2M)−$8.4M▼ 248.8%-11.7%

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

FCF valuation metrics

PESI · P/FCF · FCF yield · FCF per share

Perma-Fix Environmental Services, Inc. (PESI) reported negative free cash flow of −$0.02B. FCF-based valuation ratios are not meaningful when FCF is negative.

FCF Yield (TTM)

N/A

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

N/A

TTM FCF ÷ Shares Outstanding

Price / FCF

N/A

Share Price ÷ FCF per Share

EV / FCF (TTM)

N/A

Enterprise Value basis

FCF-based valuation ratios are only meaningful when free cash flow is positive. Negative FCF indicates capital expenditures exceeded operating cash flow.

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

Cash flow statement summary

PESI · cash flow statement · operating / investing / financing

For FY2025, Perma-Fix Environmental Services, Inc. generated −$10.8M in operating cash flow and spent 5M in capital expenditures, yielding −$15.5M in free cash flow.

Operating Activities

−$10.8M

Cash from core business operations

2025-12-31

Investing Activities

−$5.0M

CapEx, acquisitions & investments

2025-12-31

Financing Activities

−$1.0M

Buybacks, dividends & debt

2025-12-31

FCF FormulaOperating CF (−$10.8M) − |CapEx| (5M) = FCF (−$15.5M)

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

View Full Cash Flow Statement →

Free cash flow vs peers (Industrials)

PESI vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Perma-Fix Environmental Services, Inc.YOU

PESI

−$15.5M+17.9%-25.1%

Loss

Space Exploration Technologies Corp.

SPCX

−$13.95B-159.0%-74.7%

Loss

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

About Free Cash Flow & Methodology

Perma-Fix Environmental Services, Inc. (PESI) reported free cash flow of −$15.5M for FY2025 (fiscal year ending 2025-12-31), up 17.9% year-over-year. The FCF margin was -25.1%.

Based on available data, Perma-Fix Environmental Services, Inc. has maintained positive free cash flow for at least 5 fiscal year(s). FCF peaked at $18.5M in FY2011.

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

PESI free cash flow · 8 questions

Perma-Fix Environmental Services, Inc. free cash flow was −$15.5M for FY2025, up 17.9% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at −$17.6M.

PESI free cash flowPESI FCFPESI FCF 2025PESI free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Perma-Fix Environmental Services, Inc. · Perma-Fix Environmental Services, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 8, 2026