ADVENT TECHNOLOGIES HOLDINGS, INC. — All Filings
385 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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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 |
|---|---|---|---|---|
| 424B5 | 424B5 | 0001829126-23-003064 | May 2, 2023 | — |
| CORRESP | — | 0001829126-23-003004 | Apr 28, 2023 | — |
| 4/A | FORM 4/A SUBMISSION | 0001209191-23-026171 | Apr 28, 2023 | Feb 6, 2023 |
| UPLOAD | — | 0000000000-23-004283 | Apr 27, 2023 | — |
| DEF 14A | DEF 14A | 0001829126-23-002903 | Apr 25, 2023 | Jun 13, 2023 |
| DEFA14A | DEFA14A | 0001829126-23-002904 | Apr 25, 2023 | — |
| S-3 | S-3 | 0001829126-23-002884 | Apr 21, 2023 | — |
| 4 | FORM 4 SUBMISSION | 0001209191-23-024342 | Apr 14, 2023 | Jan 12, 2023 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-23-024332 | Apr 14, 2023 | Feb 6, 2023 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-23-024339 | Apr 14, 2023 | Jun 11, 2021 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-23-024334 | Apr 14, 2023 | Feb 6, 2023 |
| 4/A | FORM 4/A SUBMISSION | 0001209191-23-024337 | Apr 14, 2023 | Feb 6, 2023 |
| PRE 14A | PRE 14A | 0001829126-23-002697 | Apr 13, 2023 | — |
| 8-K | 8-K | 0001829126-23-002631 | Apr 11, 2023 | Apr 10, 2023 |
| SC 13G/A | — | 0000930413-23-001161 | Apr 4, 2023 | — |
| 10-K | 10-K | 0001829126-23-002501 | Mar 31, 2023 | Dec 31, 2022 |
| 8-K | 8-K | 0001829126-23-002464 | Mar 31, 2023 | — |
| 8-K | 8-K | 0001829126-23-002379 | Mar 29, 2023 | — |
| 8-K | 8-K | 0001829126-23-001969 | Mar 10, 2023 | Mar 6, 2023 |
| SC 13G | — | 0001011438-23-000140 | Feb 9, 2023 | — |
| 4 | FORM 4 SUBMISSION | 0001209191-23-007631 | Feb 7, 2023 | Feb 4, 2023 |
| 4 | FORM 4 SUBMISSION | 0001209191-23-007636 | Feb 7, 2023 | Feb 4, 2023 |
| 4 | FORM 4 SUBMISSION | 0001209191-23-007625 | Feb 7, 2023 | Feb 4, 2023 |
| SC 13G/A | — | 0001389277-23-000001 | Jan 31, 2023 | — |
| 424B3 | 424B3 | 0001829126-23-000098 | Jan 5, 2023 | — |
| 424B3 | 424B3 | 0001829126-23-000099 | Jan 5, 2023 | — |
| EFFECT | — | 9999999995-22-003612 | Dec 22, 2022 | — |
| POS AM | POS AM | 0001829126-22-020441 | Dec 21, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-019267 | Nov 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-019265 | Nov 14, 2022 | — |
| 8-K | 8-K | 0001829126-22-019192 | Nov 14, 2022 | — |
| 10-Q | 10-Q | 0001829126-22-019214 | Nov 14, 2022 | Sep 30, 2022 |
| 3 | FORM 3 SUBMISSION | 0001209191-22-056527 | Nov 14, 2022 | Nov 4, 2022 |
| 8-K | 8-K | 0001829126-22-018873 | Nov 4, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-017958 | Oct 14, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-017957 | Oct 14, 2022 | — |
| 4 | FORM 4 SUBMISSION | 0001209191-22-048629 | Sep 6, 2022 | Aug 31, 2022 |
| 8-K | 8-K | 0001829126-22-016423 | Sep 2, 2022 | Aug 31, 2022 |
| 4 | 4 | 0001829126-22-016231 | Aug 26, 2022 | Aug 24, 2022 |
| 4 | 4 | 0001829126-22-016232 | Aug 26, 2022 | Feb 4, 2022 |
| 4 | 4 | 0001829126-22-016229 | Aug 26, 2022 | Feb 4, 2022 |
| 4 | 4 | 0001829126-22-016230 | Aug 26, 2022 | Feb 4, 2022 |
| 424B3 | 424B3 | 0001829126-22-016122 | Aug 24, 2022 | — |
| 424B3 | 424B3 | 0001829126-22-016121 | Aug 24, 2022 | — |
| 8-K | 8-K | 0001829126-22-015551 | Aug 9, 2022 | — |
| 10-Q | 10-Q | 0001829126-22-015583 | Aug 9, 2022 | Jun 30, 2022 |
| 3 | FORM 3 SUBMISSION | 0001209191-22-044617 | Aug 5, 2022 | Jul 20, 2022 |
| 8-K | 8-K | 0001140361-22-026739 | Jul 22, 2022 | Jul 19, 2022 |
| 4 | FORM 4 SUBMISSION | 0001209191-22-042300 | Jul 15, 2022 | Jul 12, 2022 |
| 8-K | 8-K | 0001140361-22-025329 | Jul 7, 2022 | — |