Advent Technologies Holdings Inc
ADN0.918USD
0.000
Close 12/24, 13:00（ET）Quotes delayed by 15 min
2.45MMarket Cap
LossP/E TTM
More Details of Advent Technologies Holdings Inc Company
Advent Technologies Holdings, Inc. is an advanced materials and technology development company operating in the fuel cell and hydrogen technology space, including liquid hydrogen carriers such as methanol. The Company develops, manufactures, and assembles complete fuel cell systems as well as supplying customers with critical components for fuel cells in the renewable energy sector. Its core product offerings are full fuel cell systems and the Membrane Electrode Assembly (MEA) at the center of the fuel cell. The Company develops and manufactures high-temperature proton exchange membranes (HT-PEM or HT-PEMs) and fuel cell systems for the off-grid and portable power markets and plans to expand into the mobility market. It holds the IP for next generation HT-PEM that enables various fuels to function at high temperatures and under extreme conditions, suitable for the automotive, aviation, defense, oil and gas, marine, and power generation sectors.
Advent Technologies Holdings Inc Info
Ticker SymbolADN
Company nameAdvent Technologies Holdings Inc
IPO dateNov 16, 2018
CEOHerman (Gary)
Number of employees- -
Security typeOrdinary Share
Fiscal year-endNov 16
Address5637 La Ribera St
CityLIVERMORE
Stock exchangeNASDAQ Capital Market Consolidated
CountryUnited States of America
Postal code94550
Phone19254559400
Websitehttps://www.advent.energy/
Ticker SymbolADN
IPO dateNov 16, 2018
CEOHerman (Gary)
Company Executives of Advent Technologies Holdings Inc
Name
Name/Position
Position
Shareholding
Change
Mr. James F. (Jim) Coffey, J.D.
Mr. James F. (Jim) Coffey, J.D.
Chief Operating Officer, General Counsel
Chief Operating Officer, General Counsel
23.48K
--
Mr. Robert W. Schwartz
Mr. Robert W. Schwartz
Independent Director
Independent Director
--
--
Mr. Seth M. Lukash
Mr. Seth M. Lukash
Independent Director
Independent Director
--
--
Mr. Gary Herman
Mr. Gary Herman
Chief Executive Officer, Interim Chief Financial Officer, Director
Chief Executive Officer, Interim Chief Financial Officer, Director
--
--
Dr. Emory S. De Castro, Ph.D.
Dr. Emory S. De Castro, Ph.D.
Chief Technology Officer, Director
Chief Technology Officer, Director
--
--
Mr. Bryan Holasek
Mr. Bryan Holasek
Chief Strategy Officer
Chief Strategy Officer
--
--
Name
Name/Position
Position
Shareholding
Change
Mr. James F. (Jim) Coffey, J.D.
Mr. James F. (Jim) Coffey, J.D.
Chief Operating Officer, General Counsel
Chief Operating Officer, General Counsel
23.48K
--
Mr. Robert W. Schwartz
Mr. Robert W. Schwartz
Independent Director
Independent Director
--
--
Mr. Seth M. Lukash
Mr. Seth M. Lukash
Independent Director
Independent Director
--
--
Mr. Gary Herman
Mr. Gary Herman
Chief Executive Officer, Interim Chief Financial Officer, Director
Chief Executive Officer, Interim Chief Financial Officer, Director
--
--
Dr. Emory S. De Castro, Ph.D.
Dr. Emory S. De Castro, Ph.D.
Chief Technology Officer, Director
Chief Technology Officer, Director
--
--
Mr. Bryan Holasek
Mr. Bryan Holasek
Chief Strategy Officer
Chief Strategy Officer
--
--
Revenue Breakdown
Currency: USDUpdated: Mon, Oct 6
Currency: USDUpdated: Mon, Oct 6
FY2025Q2
FY2025Q1
FY2024
FY2024Q4
FY2024Q3
FY2024Q2
FY2024Q1
FY2023
FY2023Q4
FY2023Q3
FY2023Q2
FY2023Q1
FY2022
FY2022Q4
FY2022Q3
FY2022Q2
FY2022Q1
FY2021
FY2020
Relevant data have not been disclosed by the company yet.
By RegionUSD
Name
Revenue
Proportion
Europe
89.00K
89.90%
North America
10.00K
10.10%
By Business
By Region
Relevant data have not been disclosed by the company yet.
Shareholding Stats
Updated: Tue, Dec 2
Updated: Tue, Dec 2
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Gregoriou (Vassilios)
5.60%
DRW Securities, LLC
2.15%
De Castro (Emory Sayre Ph.D.)
1.97%
The Vanguard Group, Inc.
0.88%
Abaris Investment Management AG
0.77%
Other
88.64%
Shareholders
Shareholders
Proportion
Gregoriou (Vassilios)
5.60%
DRW Securities, LLC
2.15%
De Castro (Emory Sayre Ph.D.)
1.97%
The Vanguard Group, Inc.
0.88%
Abaris Investment Management AG
0.77%
Other
88.64%
Shareholder Types
Shareholders
Proportion
Individual Investor
8.19%
Investment Advisor
5.75%
Investment Advisor/Hedge Fund
0.60%
Research Firm
0.17%
Hedge Fund
0.03%
Other
85.27%
Institutional Shareholding
Updated: Mon, Dec 8
Updated: Mon, Dec 8
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q4
54
247.80K
8.25%
--
2025Q3
59
247.80K
9.60%
+34.07K
2025Q2
59
213.73K
11.21%
+25.93K
2025Q1
66
187.79K
12.16%
-132.84K
2024Q4
74
185.79K
9.51%
+84.23K
2024Q3
87
101.57K
10.02%
-3.38K
2024Q2
109
128.31K
12.81%
-34.49K
2024Q1
148
167.81K
16.32%
-254.60K
2023Q4
153
235.00K
22.61%
-49.38K
2023Q3
156
288.13K
28.08%
-92.63K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Gregoriou (Vassilios)
212.26K
6.45%
+34.58K
+19.46%
Sep 19, 2025
De Castro (Emory Sayre Ph.D.)
74.69K
2.27%
--
--
Sep 19, 2025
The Vanguard Group, Inc.
33.35K
1.01%
--
--
Jun 30, 2025
Abaris Investment Management AG
29.00K
0.88%
--
--
Dec 31, 2024
Coffey (James F)
23.48K
0.71%
--
--
Sep 19, 2025
Geode Capital Management, L.L.C.
22.75K
0.69%
+1.12K
+5.19%
Jun 30, 2025
Signal Iduna Asset Management GmbH
67.32K
2.05%
--
--
Jun 30, 2025
BlackRock Institutional Trust Company, N.A.
17.84K
0.54%
--
--
Jun 30, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
iShares Core S&P Total U.S. Stock Market ETF
0%
Carbon Collective Climate Solutions U.S. Equity ETF
0%
iShares Core S&P Total U.S. Stock Market ETF
Proportion0%
Carbon Collective Climate Solutions U.S. Equity ETF
Proportion0%
Dividend
A total of
0.00
USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Split
Date
Type
Ratio
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
Date
Type
Ratio
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
May 02, 2024
Merger
30→1
FAQs
Who are the top five shareholders of Advent Technologies Holdings Inc?
The top five shareholders of Advent Technologies Holdings Inc are:
Gregoriou (Vassilios) holds 212.26K shares, accounting for 6.45% of the total shares.
De Castro (Emory Sayre Ph.D.) holds 74.69K shares, accounting for 2.27% of the total shares.
The Vanguard Group, Inc. holds 33.35K shares, accounting for 1.01% of the total shares.
Abaris Investment Management AG holds 29.00K shares, accounting for 0.88% of the total shares.
Coffey (James F) holds 23.48K shares, accounting for 0.71% of the total shares.
Gregoriou (Vassilios) holds 212.26K shares, accounting for 6.45% of the total shares.
De Castro (Emory Sayre Ph.D.) holds 74.69K shares, accounting for 2.27% of the total shares.
The Vanguard Group, Inc. holds 33.35K shares, accounting for 1.01% of the total shares.
Abaris Investment Management AG holds 29.00K shares, accounting for 0.88% of the total shares.
Coffey (James F) holds 23.48K shares, accounting for 0.71% of the total shares.
What are the top three shareholder types of Advent Technologies Holdings Inc?
The top three shareholder types of Advent Technologies Holdings Inc are:
Gregoriou (Vassilios)
DRW Securities, LLC
De Castro (Emory Sayre Ph.D.)
Gregoriou (Vassilios)
DRW Securities, LLC
De Castro (Emory Sayre Ph.D.)
How many institutions hold shares of Advent Technologies Holdings Inc (ADN)?
As of 2025Q4, 54 institutions hold shares of Advent Technologies Holdings Inc, with a combined market value of approximately 247.80K, accounting for 8.25% of the total shares. Compared to 2025Q3, institutional shareholding has increased by -1.35%.
What is the biggest source of revenue for Advent Technologies Holdings Inc?
In FY2025Q2, the -- business generated the highest revenue for Advent Technologies Holdings Inc, amounting to -- and accounting for --% of total revenue.
