ADNH (Advent Technologies Holdings) Insider Ownership: 17.34 % (As of Aug. 01, 2026)

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Director of Data and Quant Analytics at GuruFocus
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What is Advent Technologies Holdings Insider Ownership?

Advent Technologies Holdings ADNH Insider Ownership is 17.34 % as of Aug. 01, 2026. The stock has 6 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Advent Technologies Holdings's insider ownership is 17.34%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Advent Technologies Holdings's Institutional Ownership is 0.44%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Advent Technologies Holdings's Float Percentage Of Total Shares Outstanding is 97.37%.

Advent Technologies Holdings Insider Ownership Historical Data

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The historical data trend for Advent Technologies Holdings's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Advent Technologies Holdings Insider Ownership Chart

Advent Technologies Holdings Historical Data

The historical data trend for Advent Technologies Holdings can be seen below:

2023-07-31 2023-08-31 2023-09-30 2023-10-31 2023-11-30 2023-12-31 2024-01-31 2024-02-29 2024-03-31 2024-04-30
Insider Ownership 21.59 21.03 20.78 21.28 21.14 18.22 18.22 18.57 18.57 17.34

Advent Technologies Holdings Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 17.34 % mean?
Advent Technologies Holdings (ADNH) has a Insider Ownership of 17.34 % as of Aug. 01, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Advent Technologies Holdings and its competitors.
Is Advent Technologies Holdings' Insider Ownership too high?
Advent Technologies Holdings' current Insider Ownership is 17.34 %.
How does Advent Technologies Holdings' Insider Ownership compare to LNKS and OZSC?
Advent Technologies Holdings' Insider Ownership of 17.34 % can be compared against companies in the Industrial Products industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for an Industrial Products company?
A good Insider Ownership depends on the Industrial Products industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Advent Technologies Holdings and its competitors. Advent Technologies Holdings's current Insider Ownership is 17.34 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Advent Technologies Holdings stock overvalued right now?
Based on GuruFocus' analysis, Advent Technologies Holdings (ADNH) is currently considered Possible Value Trap. The stock's GF Value™ is $0.06, compared to a current price of $0.00 — trading 99.5% below its estimated fair value. The current Insider Ownership is 17.34 %. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For Advent Technologies Holdings (ADNH), the current Insider Ownership is 17.34 % as of Aug. 01, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Advent Technologies Holdings Business Description

Address 5637 La Ribera Street, Suite A, Livermore, CA, USA, 94550
Advent Technologies Holdings Inc is an innovation-driven company 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 and the critical components that determine the performance of hydrogen fuel cells and other energy systems. It serves automotive; aviation and power generation industries. It generates revenue from the sale of fuel cell systems and the sale of MEAs, membranes, and electrodes for specific applications in the fuel cell and energy storage (flow battery) markets.