ADNH (Advent Technologies Holdings) 6-Month Share Buyback Ratio: -24.84% (As of Sep. 2025 )

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What is Advent Technologies Holdings 6-Month Share Buyback Ratio?

Advent Technologies Holdings ADNH 6-Month Share Buyback Ratio is -24.84 as of Sep. 2025. The stock has 6 warning signs investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance. Advent Technologies Holdings's current 6-Month Share Buyback Ratio was -24.84%.

Advent Technologies Holdings  (OTCPK:ADNH) 6-Month Share Buyback Ratio Explanation

A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance.

Be Aware

Investors usually like share buybacks. But as pointed by Warren Buffett, only if a company buys back shares at the prices below the stock's intrinsic value, it rewards remaining shareholders. If a company buys its overvalued stocks back, it destroys shareholder value.

Advent Technologies Holdings 6-Month Share Buyback Ratio Related Terms

ADNH vs LNKS, OZSC, KRFG: 6-Month Share Buyback Ratio Comparison

For the Electrical Equipment & Parts subindustry, Advent Technologies Holdings's 6-Month Share Buyback Ratio, along with its competitors' market caps and 6-Month Share Buyback Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Advent Technologies Holdings 6-Month Share Buyback Ratio vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Advent Technologies Holdings's 6-Month Share Buyback Ratio distribution charts can be found below:

* The bar in red indicates where Advent Technologies Holdings's 6-Month Share Buyback Ratio falls into.


Advent Technologies Holdings 6-Month Share Buyback Ratio Calculation

Advent Technologies Holdings's 6-Month Share Buyback Ratio for the quarter that ended in Sep. 2025 is calculated as

6-Month Share Buyback Ratio=(Shares Outstanding (EOP) (Mar. 2025 ) - Shares Outstanding (EOP) (Sep. 2025 )) / Shares Outstanding (EOP) (Mar. 2025 )
=(2.637 - 3.292) / 2.637
=-24.84%

* 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.

What does a 6-Month Share Buyback Ratio of -24.84 mean?
Advent Technologies Holdings (ADNH) has a 6-Month Share Buyback Ratio of -24.84 as of Sep. 2025. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for Advent Technologies Holdings and its competitors.
Is Advent Technologies Holdings' 6-Month Share Buyback Ratio too high?
Advent Technologies Holdings' current 6-Month Share Buyback Ratio is -24.84.
How does Advent Technologies Holdings' 6-Month Share Buyback Ratio compare to LNKS and OZSC?
Advent Technologies Holdings' 6-Month Share Buyback Ratio of -24.84 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 6-Month Share Buyback Ratio for an Industrial Products company?
A good 6-Month Share Buyback Ratio depends on the Industrial Products industry context. However, 6-Month Share Buyback Ratio 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 6-Month Share Buyback Ratio mean?
A high 6-Month Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 6-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past six months, calculated as the percentage change in shares outstanding from two quarters ago to the current quarter. View historical data for Advent Technologies Holdings and its competitors. Advent Technologies Holdings's current 6-Month Share Buyback Ratio is -24.84. 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 6-Month Share Buyback Ratio is -24.84. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 6-Month Share Buyback Ratio calculated?
6-Month Share Buyback Ratio is calculated from a company's financial statements. For Advent Technologies Holdings (ADNH), the current 6-Month Share Buyback Ratio is -24.84 as of Sep. 2025. 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.