<SEC-DOCUMENT>0001829126-23-008217-index.html : 20231227
<SEC-HEADER>0001829126-23-008217.hdr.sgml : 20231227
<ACCEPTANCE-DATETIME>20231227084716
ACCESSION NUMBER:		0001829126-23-008217
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20231227
DATE AS OF CHANGE:		20231227

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
		IRS NUMBER:				830982969
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-271389
		FILM NUMBER:		231514814

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>adventtech_424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: adventtech_424b5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>img_001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: img_001.jpg

</DOCUMENT>
</SEC-DOCUMENT>