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ADVENT TECHNOLOGIES HOLDINGS, INC. (ADNH)

Advent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets in North America and Europe. It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems. The company offers high temperature proton exchange membrane (HT-PEM) fuel cells; and electrodes for applications in the fuel cell and energy storage markets, as well as membrane electrode assemblies (MEA). It is also involved in the design of fuel cell stacks and complete fuel cell systems for stationary power, portable power, automotive, aviation, energy storage, and sensor markets. Advent Technologies Holdings, Inc. is headquartered in Livermore, California.

Sector: Miscellaneous Electrical Machinery, Equipment & Supplies

Industry: Electrical Equipment & Parts

Advent Technologies Holdings, Inc. logo

Advent Technologies Holdings, Inc.

OTC:ADNHTechnology
+0.00%$0.0032
Mkt Cap$12K
Float3.48M
O/S3.79M
Inst Own-
Dilution
Advent Technologies Holdings, Inc. logoOTC:ADNH$0.0032+0.00%
Historical Data
DateOpenHighLowCloseVolume
Key Metrics
Market Cap$12,124
Enterprise Value--
P/E Ratio--
Est. Net Cash/Share--
Institutional Ownership0.00%

based on 3.79M shares outstanding

SectorTechnology
IndustrySemiconductors
ExchangeOTC
CountryUSUS
IPO DateJan 23, 2019
Shares Outstanding3.79M
Float3.48M
Company Overview

Advent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets in North America and Europe.

It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems.

The company offers high temperature proton exchange membrane (HT-PEM) fuel cells; and electrodes for applications in the fuel cell and energy storage markets, as well as membrane electrode assemblies (MEA).

It is also involved in the design of fuel cell stacks and complete fuel cell systems for stationary power, portable power, automotive, aviation, energy storage, and sensor markets. Advent Technologies Holdings, Inc. is headquartered in Livermore, California.

Leadership

James F. Coffey

Chief Operating Officer, General Counsel & Corporate Secretary

Emory Sayre De Castro

Chief Technology Officer & Executive Director

Bryan Holasek

Chief Strategy Officer

Gary L. Herman

Chief Executive Officer, Interim Chief Financial Officer & Director

Employees

31

Country

US

Sector

Technology

Website

advent.energy

Analyst Coverage
Analyst Coverage
ConsensusHold
Price Target
No price targets available
Ratings Distribution
BUY
0
HOLD
2
SELL
0
TOTAL2
Insider Trades
No insider transactions for this companyForeign private issuers and non-reporting entities don't file Form 4/5.
Shareholders
0.0%
Institutional
(0)
0.0%
Insiderⓘ
(0)
0.0%
5%+ Owners
(0)
100.0%
Unattributed (incl. retail)ⓘ
Unattributed (incl. retail)100.0%
Sources: 13D/13GO/S: 3.8M · as of 14 Nov 2025 · SEC cover page
52-Week Range
$0.0032$6.18
$0.0032(0th percentile)
Volume
Average Daily Volume7.47K
1.44K today vs 7.47K avg(-81%)

30d Avg

7.47K

60d Avg

9.16K

90d Avg

6.02K

Earnings
Dividend History
No dividend history available
Compliance Status
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