<SEC-DOCUMENT>0001140361-21-037770-index.html : 20211115 <SEC-HEADER>0001140361-21-037770.hdr.sgml : 20211115 <ACCEPTANCE-DATETIME>20211115084249 ACCESSION NUMBER: 0001140361-21-037770 CONFORMED SUBMISSION TYPE: 424B3 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20211115 DATE AS OF CHANGE: 20211115 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ADVENT TECHNOLOGIES HOLDINGS, INC. CENTRAL INDEX KEY: 0001744494 STANDARD INDUSTRIAL CLASSIFICATION: MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690] IRS NUMBER: 830982969 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 424B3 SEC ACT: 1933 Act SEC FILE NUMBER: 333-253114 FILM NUMBER: 211406632 BUSINESS ADDRESS: STREET 1: 200 CLARENDON STREET CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 857-264-7035 MAIL ADDRESS: STREET 1: 200 CLARENDON STREET CITY: BOSTON STATE: MA ZIP: 02116 FORMER COMPANY: FORMER CONFORMED NAME: AMCI Acquisition Corp. DATE OF NAME CHANGE: 20180622 </SEC-HEADER> <DOCUMENT> <TYPE>424B3 <SEQUENCE>1 <FILENAME>brhc10030823_424b3.htm <DESCRIPTION>424B3 <TEXT> Document 1 - file: brhc10030823_424b3.htm
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