ADVENT TECHNOLOGIES HOLDINGS, INC. — 424B3 Filings
32 424B3 filings on record
This page lists all 424B3 filings submitted to the SEC by ADVENT TECHNOLOGIES HOLDINGS, INC. (ADNH), sorted by most recent first. Each row links to the full filing on EdgarLookup. ADVENT TECHNOLOGIES HOLDINGS, INC. has filed 32 424B3 documents with the SEC since 2018. To view all SEC filings by ADVENT TECHNOLOGIES HOLDINGS, INC., see the full filings list.
All
10-K
10-K/A
10-Q
25-NSE
3
4
4/A
424B3
424B4
424B5
425
8-A12B
8-K
8-K/A
CERT
CORRESP
DEF 14A
DEFA14A
DRS
DRS/A
DRSLTR
EFFECT
NT 10-K
NT 10-Q
POS AM
PRE 14A
RW
S-1
S-1/A
S-3
S-4
S-4/A
S-8
SC 13D
SC 13G
SC 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B3 | 424B3 | 0001829126-25-006762 | Aug 27, 2025 | — |
| 424B3 | 424B3 | 0001829126-23-000099 | Jan 5, 2023 | — |
| 424B3 | 424B3 | 0001829126-23-000098 | Jan 5, 2023 | — |
| 424B3 | 424B3 | 0001829126-22-019267 | Nov 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-019265 | Nov 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-017958 | Oct 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-017957 | Oct 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-016122 | Aug 24, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-016121 | Aug 24, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-023629 | Jun 21, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-023625 | Jun 21, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-018935 | May 13, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-018929 | May 13, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-016838 | Apr 29, 2022 | — |
| 424B3 | 424B3 | 0001140361-22-015366 | Apr 21, 2022 | — |
| 424B3 | 424B3 | 0001140361-21-037770 | Nov 15, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-031861 | Sep 21, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-030988 | Sep 13, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-029952 | Sep 1, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-028712 | Aug 18, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-028015 | Aug 12, 2021 | — |
| 424B3 | 424B3 | 0001193125-21-207840 | Jul 6, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-022246 | Jun 25, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-020522 | Jun 10, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-020018 | Jun 7, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-018222 | May 20, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-018096 | May 20, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-018094 | May 20, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-016481 | May 7, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-013112 | Apr 16, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-011041 | Mar 31, 2021 | — |
| 424B3 | 424B3 | 0001140361-21-001549 | Jan 20, 2021 | — |