# EDGAR Filing Document

**Accession Number:** 0001744494
**File Stem:** 0001829126-25-008326
**Filing Date:** 2025-10
**Character Count:** 10105
**Document Hash:** 60fba2383e1ac170252368e3e6574b62
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-25-008326.hdr.sgml**: 20251022

**ACCESSION NUMBER**: 0001829126-25-008326

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 13

**CONFORMED PERIOD OF REPORT**: 20251022

**ITEM INFORMATION**: Submission of Matters to a Vote of Security Holders

**FILED AS OF DATE**: 20251022

**DATE AS OF CHANGE**: 20251022

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ADVENT TECHNOLOGIES HOLDINGS, INC.
- **CENTRAL INDEX KEY:** 0001744494
- **STANDARD INDUSTRIAL CLASSIFICATION:** MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 830982969
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38742
- **FILM NUMBER:** 251409441

**BUSINESS ADDRESS:**
- **STREET 1:** 500 RUTHERFORD AVENUE
- **STREET 2:** SUITE 102
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02129
- **BUSINESS PHONE:** 857-264-7035

**MAIL ADDRESS:**
- **STREET 1:** 500 RUTHERFORD AVENUE
- **STREET 2:** SUITE 102
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02129

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AMCI Acquisition Corp.
- **DATE OF NAME CHANGE:** 20180622

?xml version='1.0' encoding='ASCII'?

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K**

**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934**

**Date of Report (Date of earliest event reported): October 22, 2025**

**Advent Technologies Holdings, Inc.**

(Exact name of registrant as specified in its charter)

---

| | | |
|:---|:---|:---|
| **Delaware** | **001-38742** | **83-0982969** |
| (State or other jurisdiction<br> of incorporation) | (Commission<br> File Number) | (IRS Employer<br> Identification No.) |

---

**5637 La Ribera St.**

**Suite A**

**Livermore, CA 94550**

(Address of principal executive offices) (Zip Code)

Registrant's telephone number, including area code: **(925) 455-9400**

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e- 4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| **Title of each class** | **Trading Symbol** | **Name of each exchange on which registered** |
| Common stock, par value $0.0001 per share | ADN | The Nasdaq Stock Market LLC |
| Warrants to purchase one share of common stock, each at an exercise price of $345.00 | ADNWW | The Nasdaq Stock Market LLC |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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| | |
|:---|:---|
| **Item 5.07** | **Submission of Matters to a Vote of Security Holders.** |

---

Advent Technologies Holdings, Inc. (the "Company") held its annual meeting of stockholders on October 22, 2025. For more information about the proposals set forth below, please see the Company's definitive Proxy Statement filed with the Securities and Exchange Commission on September 30, 2025. As of September 19, 2025, the record date of the annual meeting, there were 3,291,634 shares of common stock were issued and outstanding and 1,307,771 shares of common stock were present in person or by proxy at the annual meeting. The final voting results on each of the matters submitted to a vote of stockholders were as follows:

<u>Proposal No. 1</u>: To elect Marc Seelenfreund as a Class II director of the Board of Directors. The nominee listed below has been elected to serve on the Board of Directors of the Company as a Class II director with a term expiring at the 2028 annual meeting of the Company's stockholders or until his successor is duly elected and qualified in accordance with our second amended and restated certificate of incorporation and amended and restated bylaws, or his earlier death, resignation or removal. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Director Nominee** | **Votes For** | **Votes Withheld** | **Broker Non-Votes** |
| Marc Seelenfreund | 878371 | 223878 | 200368 |

---

To elect Seth Lukash as a Class II director of the Board of Directors. The nominee listed below has been elected to serve on the Board of Directors of the Company as a Class II director with a term expiring at the 2028 annual meeting of the Company's stockholders or until his successor is duly elected and qualified in accordance with our second amended and restated certificate of incorporation and amended and restated bylaws, or his earlier death, resignation or removal. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Director Nominee** | **Votes For** | **Votes Withheld** | **Broker Non-Votes** |
| Seth Lukash | 898871 | 203378 | 200368 |

---

To elect Joseph Celia as a Class II director of the Board of Directors. The nominee listed below has been elected to serve on the Board of Directors of the Company as a Class II director with a term expiring at the 2028 annual meeting of the Company's stockholders or until his successor is duly elected and qualified in accordance with our second amended and restated certificate of incorporation and amended and restated bylaws, or his earlier death, resignation or removal. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Director Nominee** | **Votes For** | **Votes Withheld** | **Broker Non-Votes** |
| Joseph Celia | 900171 | 202078 | 200368 |

---

<u>Proposal No. 2</u>: To ratify the appointment of M&K CPAS, PLLC as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2025. Approval of the proposal required the affirmative vote of a majority of all votes cast at the meeting. Abstentions had no effect on the result of the vote. The proposal was approved by a vote of stockholders as follows:

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| | | | |
|:---|:---|:---|:---|
| **Votes For** | **Votes Against** | **Abstentions** | **Broker Non-Votes** |
| 1161826 | 50901 | 89890 | N/A |

---

<u>Proposal No. 3</u>: To approve, for purposes of complying with Nasdaq Listing Rule 5635(d), the potential issuance and sale of 20% or more of the Company's common stock, par value $0.0001 per share (the "Common Stock") pursuant to the purchase agreement with Hudson Global Ventures, LLC ("Hudson Global") pursuant to which Hudson Global has agreed to purchase from the Company, from time to time, up to $52,000,000 of Common Stock. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Votes For** | **Votes Against** | **Abstentions** | **Broker Non-Votes** |
| 760448 | 222379 | 119422 | 200368 |

---

<u>Proposal No. 4</u>: To approve an amendment to the Amended and Restated Advent Technologies Holdings, Inc. 2021 Incentive Plan (the "Incentive Plan") to increase the number of shares of Common Stock issuable under the Incentive Plan from 530,976 to 1,011,627 and to incorporate provisions for annual increases under the Incentive Plan on the first day of each calendar year beginning on January 1, 2027 and ending on January 1, 2046, equal to the lesser of (A) 3% of the total shares of our Common Stock outstanding on the last day of the immediately preceding fiscal year and (B) such smaller number of shares as determined by the Board. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Votes For** | **Votes Against** | **Abstentions** | **Broker Non-Votes** |
| 682272 | 285309 | 134668 | 200368 |

---

<u>Proposal No. 5</u>: To approve, by a non-binding advisory vote, the compensation of the Company's named executive officers. The voting results were as follows:

---

| | | | |
|:---|:---|:---|:---|
| **Votes For** | **Votes Against** | **Abstentions** | **Broker Non-Votes** |
| 829029 | 139741 | 133479 | 200368 |

---

<u>Proposal No. 6</u>: To recommend, by a non-binding advisory vote, the frequency of future advisory votes to approve the Company's named executive officer compensation. The voting results were as follows:

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| | | | | |
|:---|:---|:---|:---|:---|
| **Every Year** | **Every Other Year** | **Every Three Years** | **Abstentions** | **Broker Non-Votes** |
| 373872 | 23306 | 559297 | 145774 | N/A |

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<u>Proposal No. 7</u>: To approve the consideration of and action with respect to such other business and matters as may properly come before this meeting or any adjournments hereof. Approval of the proposal required the affirmative vote of a majority of all votes cast at the meeting. The voting results were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Votes For** | **Votes Against** | **Abstentions** | **Broker Non-Votes** |
| 762073 | 174472 | 165704 | 200368 |

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**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: October 22, 2025

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| | |
|:---|:---|
| **Advent Technologies Holdings, Inc.** | **Advent Technologies Holdings, Inc.** |
| By: | /s/ Gary Herman |
| Name: | Gary Herman |
| Title: | Chief Executive Officer |

---