Welcome to our dedicated page for Advent Technologies Holdng SEC filings (Ticker: ADNH), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Advent Technologies Holdings, Inc. (ADNH) files reports with the U.S. Securities and Exchange Commission that describe its fuel cell and hydrogen technology business, capital structure, and material agreements. On this SEC filings page, you can review documents such as current reports on Form 8-K, which disclose significant events affecting the company.
In a recent Form 8-K, Advent reported entering into a Secured Promissory Note with a lender, detailing the aggregate principal amount, interest rate, maturity date, and collateral securing the note. The filing explains that the note may be converted into common stock at a price based on recent trading levels and that principal and interest may automatically convert upon a defined Qualified Financing. Advent also disclosed that the proceeds are intended for corporate expenses and general working capital purposes.
The same filing describes Advent’s common stock, par value $0.0001 per share, and warrants to purchase one share of common stock each at a specified exercise price, which trade under the symbol ADNWW on The Nasdaq Stock Market LLC. It also reports the appointment of the lender as a Class II Director on the company’s Board of Directors, providing context on governance changes linked to the financing.
Through this page, users can access Advent’s historical and ongoing SEC submissions, including exhibits such as the full text of the Secured Promissory Note referenced in the Form 8-K. AI-powered tools on the platform can help summarize key terms, highlight conversion features, and clarify how financing arrangements and board appointments relate to Advent’s broader fuel cell and hydrogen technology operations.
Advent Technologies Holdings, Inc. is being removed from listing and registration on the Nasdaq Stock Market under Section 12(b) of the Securities Exchange Act of 1934. Nasdaq filed Form 25 covering the company’s Class A common stock and warrants, meaning these securities will no longer trade on the exchange once the delisting process is complete. The filing states that Nasdaq has complied with its own rules to strike the securities from listing and registration, and that the issuer has complied with exchange rules and regulatory requirements for voluntary withdrawal where applicable.
Advent Technologies Holdings, Inc. is being removed from the Nasdaq Stock Market. Nasdaq filed a Form 25 to strike the company’s Class A common stock and warrants from listing and to withdraw their registration under Section 12(b) of the Securities Exchange Act of 1934. The exchange states it has complied with its own rules and the requirements of the securities laws for this delisting action. Once this process is complete, the company’s shares and warrants will no longer trade on Nasdaq, and investors would need to use alternative markets if trading continues elsewhere.
Advent Technologies Holdings, Inc. entered into a secured promissory note with Chris Antonopoulos for an aggregate principal amount of CHF 500,000, bearing annual interest of 8.5% and maturing on January 7, 2027. The note is secured by a first-priority security interest in certain company collateral and may be prepaid at any time without penalty.
At the lender’s option, amounts due can be converted into common stock at a price equal to the average of the three lowest trading prices during the 30 days before each conversion date. All outstanding principal and interest automatically convert into common stock upon a “Qualified Financing” that raises at least $25,000,000. The company received the funds on January 14, 2026 and plans to use them for corporate expenses and general working capital.
The terms provide for adjustments if the company later sells equity on more favorable terms. In connection with the note, Advent appointed Mr. Antonopoulos to its Board as a Class II director, serving until the 2028 annual shareholders’ meeting or his earlier departure.
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