Advent Technologies (ADN) Stock Price, News & Analysis

Company Overview

Advent Technologies, Inc. (NASDAQ: ADN) is a global energy technology company focused on advancing hydrogen and fuel cell solutions for decarbonized power generation and mobility. The company specializes in the design, development and manufacturing of advanced materials—including membranes, catalysts and gas diffusion layers—for both alkaline and proton exchange membrane (PEM) fuel cells. In addition to core materials, Advent supplies complete fuel cell stacks and turnkey systems tailored for stationary backup power, material handling equipment and heavy-duty transportation applications.

Advent’s product suite extends to proprietary water-electrolysis platforms for green hydrogen production, as well as fuel cell modules optimized for harsh operating environments. These technologies are aimed at reducing reliance on fossil fuels by delivering high-efficiency, low-emission power solutions across end markets such as data center backup, telecommunications infrastructure, port operations and fleet vehicles. Ongoing R&D efforts seek to drive down cost, enhance durability and scale manufacturing throughput.

Founded in 2005 as a spin-out from an MIT electrochemical research laboratory, Advent Technologies has grown its R&D capabilities and production footprint across North America and Europe. The company operates research centers and pilot manufacturing facilities in Massachusetts, USA, and maintains a commercial production facility in Athens, Greece. Through collaborations with industrial OEMs and research institutions, Advent continuously refines its technology roadmap to meet evolving market and regulatory demands for clean energy.

Under the leadership of CEO George H. G. Petropoulos, Advent Technologies combines deep expertise in electrochemistry, engineering and industrial manufacturing to drive its strategic vision. The management team’s focus on scalable processes and strategic partnerships positions the company to support the global transition toward hydrogen-based energy systems and to capture growth opportunities in emerging clean-energy markets.

Key Stats

• Today's Range: $3.35 to $3.54
• 50-Day Range: $1.83 to $5.21
• 52-Week Range: $1.71 to $8.79
• Volume: 356,803 shs
• Average Volume: 363,885 shs
• Market Capitalization: $9.00 million
• P/E Ratio: N/A
• Dividend Yield: N/A
• Price Target: N/A
• Consensus Rating: N/A

Advent Technologies Stock Analysis - MarketRank™

Advent Technologies scored higher than 1% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation.

Analyst's Opinion

• Score: N/A
• Analyst Rating: N/A

Consensus Rating

There is not enough analysis data for Advent Technologies.

Earnings and Valuation

• Score: 0.0 / 5
• Proj. Earnings Growth: N/A

Price to Earnings Ratio vs. the Market

The P/E ratio of Advent Technologies is -0.12, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.

Price to Earnings Ratio vs. Sector

The P/E ratio of Advent Technologies is -0.12, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.

Short Interest

• Score: 3.0 / 5
• Short Interest Level: Healthy

Percentage of Shares Shorted

5.79% of the float of Advent Technologies has been sold short.

Short Interest Ratio / Days to Cover

Advent Technologies has a short interest ratio ("days to cover") of 0.2, which is generally considered an acceptable ratio of short interest to trading volume.

Change versus previous month

Short interest in Advent Technologies has recently decreased by 3.95%, indicating that investor sentiment is improving.

Dividend

• Score: 0.0 / 5
• Dividend Strength: N/A

Dividend Yield

Advent Technologies does not currently pay a dividend.

Dividend Growth

Advent Technologies does not have a long track record of dividend growth.

Sustainability and ESG

• Score: N/A
• Environmental Score: N/A

Percentage of Shares Shorted

5.79% of the float of Advent Technologies has been sold short.

Short Interest Ratio / Days to Cover

Advent Technologies has a short interest ratio ("days to cover") of 0.2, which is generally considered an acceptable ratio of short interest to trading volume.

Change versus previous month

Short interest in Advent Technologies has recently decreased by 3.95%, indicating that investor sentiment is improving.

News and Social Media

• Score: 0.6 / 5
• News Sentiment: 0.00

News Coverage This Week

MarketBeat has tracked 2 news articles for Advent Technologies this week, compared to 1 article on an average week.

Search Interest

19 people have searched for ADN on MarketBeat in the last 30 days. This is an increase of 280% compared to the previous 30 days.

Company Ownership

• Score: 0.0 / 5
• Insider Trading: N/A

Insider Buying vs. Insider Selling

In the past three months, Advent Technologies insiders have not sold or bought any company stock.

Percentage Held by Insiders

Only 4.16% of the stock of Advent Technologies is held by insiders.

Percentage Held by Institutions

Only 17.52% of the stock of Advent Technologies is held by institutions.

ADN Stock Analysis - Frequently Asked Questions

How have ADN shares performed this year?

Advent Technologies' stock was trading at $5.00 at the beginning of 2025. Since then, ADN stock has decreased by 32.6% and is now trading at $3.37.

How were Advent Technologies' earnings last quarter?

Advent Technologies Holdings, Inc. (NASDAQ:ADN) announced its quarterly earnings data on Tuesday, August, 12th. The company reported ($1.42) EPS for the quarter.

When did Advent Technologies' stock split?

Advent Technologies's stock reverse split before market open on Friday, May 31st 2024.The 1-30 reverse split was announced on Wednesday, May 1st 2024. The number of shares owned by shareholders was adjusted after the market closes on Friday, May 31st 2024. An investor that had 100 shares of stock prior to the reverse split would have 3 shares after the split.

How do I buy shares of Advent Technologies?

Shares of ADN stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services.

What other stocks do shareholders of Advent Technologies own?

Based on aggregate information from My MarketBeat watchlists, some other companies that Advent Technologies investors own include Plug Power (PLUG), Kinross Gold (KGC), Exro Technologies (EXROF), Ford Motor (F), Alpha Lithium (APHLF), ChargePoint (CHPT) and Editas Medicine (EDIT).

Company Calendar

• Last Earnings: 8/12/2025
• Today: 9/18/2025
• Next Earnings (Estimated): 10/13/2025
• Fiscal Year End: 12/31/2025

Industry, Sector and Symbol

• Stock Exchange: NASDAQ
• Sector: Industrials
• Industry: MACH - ELECTRICAL
• Sub-Industry: Electrical Equipment
• Current Symbol: NASDAQ:ADN
• CIK: 1744494
• Web: www.advent.energy
• Phone: (617) 655-6000
• Fax: N/A
• Employees: 200
• Year Founded: 2006

Profitability

• EPS (Trailing Twelve Months): ($26.97)
• Trailing P/E Ratio: N/A
• Forward P/E Ratio: N/A
• P/E Growth: N/A
• Net Income: -$40.99 million
• Net Margins: N/A
• Pretax Margin: -15,178.25%
• Return on Equity: N/A
• Return on Assets: -239.12%

Debt

• Debt-to-Equity Ratio: N/A
• Current Ratio: 0.05
• Quick Ratio: 0.05

Sales & Book Value

• Annual Sales: $3.28 million
• Price / Sales: 2.74
• Cash Flow: N/A
• Price / Cash Flow: N/A
• Book Value: ($8.08) per share
• Price / Book: -0.42

Miscellaneous

• Outstanding Shares: 2,670,000
• Free Float: 2,559,000
• Market Cap: $9.00 million
• Optionable: No Data
• Beta: 0.84