Advent Technologies Holdings, Inc.

ADNNASDAQUtilities

$0.50

$-0.07(-12.87%)

Market Cap$1341964

P/E Ratio—

52W High$8.79

52W Low$0.47

Avg Volume1.1M

Open$0.50

Beta0.76

Free Cash Flow Financials Revenue

Advent Technologies Holdings, Inc. (ADN) Free Cash Flow & Analysis

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

ADN · free cash flow · updated Jun 8, 2026

Core FCF metrics

ADN · FCF · TTM · margin & CAGR

Free cash flow was −$6.6M for FY2024 (fiscal year ending 2024-12-31), up 81.4% year-over-year The FCF margin was -203.0%.

FY2024 Free Cash Flow−$6.6M▲ +81.4% YoY

Trailing 12M (TTM)−$2.3Mtrailing 4 quarters sum

FCF Margin-203.0%−$6.6M ÷ 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

ADN · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2024Latest−$6.6M(0M)−$6.6M▲ +81.4%-203.0%

FY2023−$32.1M(4M)−$35.8M▲ +22.5%—

FY2022−$32.1M(14M)−$46.2M▼ 10.1%-589.6%

FY2021−$35.8M(6M)−$42.0M▼ 2612.3%-593.8%

FY2020−$1.4M(0M)−$1.5M▼ 145.3%-175.3%

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

FCF valuation metrics

ADN · P/FCF · FCF yield · FCF per share

Advent Technologies Holdings, Inc. (ADN) reported negative free cash flow of −$0.01B. 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-statementFY2024 · 2024-12-31

Cash flow statement summary

ADN · cash flow statement · operating / investing / financing

For FY2024, Advent Technologies Holdings, Inc. generated −$6.6M in operating cash flow and spent 0M in capital expenditures, yielding −$6.6M in free cash flow.

Operating Activities

−$6.6M

Cash from core business operations

2024-12-31

Investing Activities

+$1.2M

CapEx, acquisitions & investments

2024-12-31

Financing Activities

+$1.4M

Buybacks, dividends & debt

2024-12-31

FCF FormulaOperating CF (−$6.6M) − |CapEx| (0M) = FCF (−$6.6M)

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

View Full Cash Flow Statement →

Free cash flow vs peers (Utilities)

ADN vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Advent Technologies Holdings, Inc.YOU

ADN

−$6.6M+81.4%-203.0%

Loss

Constellation Energy Corporation

CEG

$1.29B+125.6%5.0%

35%

Duke Energy Corporation

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

About Free Cash Flow & Methodology

Advent Technologies Holdings, Inc. (ADN) reported free cash flow of −$6.6M for FY2024 (fiscal year ending 2024-12-31), up 81.4% year-over-year. The FCF margin was -203.0%.

Advent Technologies Holdings, Inc. has reported negative free cash flow in recent periods, indicating capital expenditures have exceeded operating cash flow. Data available for 7 fiscal years.

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

ADN free cash flow · 8 questions

Advent Technologies Holdings, Inc. free cash flow was −$6.6M for FY2024, up 81.4% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at −$2.3M.

ADN free cash flowADN FCFADN FCF 2024ADN free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Advent Technologies Holdings, Inc. · Advent Technologies Holdings, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 8, 2026