OTC:ADNH | News | ADVENT TECHNOLOGIES HOLDINGS, INC.

ADNH News

Official issuer or fund updates, exact SEC current reports, and large established publisher coverage, newest first. Every lawfully retained item remains in the corpus; each public page contains at most 100 rows. Headlines open the exact source; summaries are concise descriptions and not investment recommendations. Captured 2026-08-31.

DateTypePublisherHeadlineSummary
2026-07-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2026-05-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2026-01-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,5.02,9.01.
2025-11-10Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.02.
2025-11-03Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2025-10-29Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2025-10-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07.
2025-09-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.02.
2025-09-04Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,9.01.
2025-08-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2025-08-18Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,9.01.
2025-08-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2025-08-07Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,8.01,9.01.
2025-07-03Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,8.01,9.01.
2025-05-27Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2025-04-17Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01,7.01,9.01.
2025-04-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2025-03-11Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2025-01-02Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07.
2024-12-18Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 5.02.
2024-11-27Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2024-11-26Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2024-11-08Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.02,5.02.
2024-10-29Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2024-10-24Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2024-10-23Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2024-10-21Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2024-10-02Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 4.01,9.01.
2024-09-20Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 4.01,8.01,9.01.
2024-09-05Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01,5.02,7.01,9.01.
2024-08-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2024-08-20Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2024-08-05Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,5.01,8.01,9.01.
2024-07-25Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2024-07-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.02,8.01,9.01.
2024-05-29Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01,7.01,9.01.
2024-05-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2024-05-16Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.03,5.03,9.01.
2024-05-09Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2024-05-01Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07,7.01,9.01.
2024-04-23Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01,7.01,9.01.
2024-03-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2024-01-25Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2024-01-17Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 5.02.
2024-01-11Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2023-12-27Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,9.01.
2023-11-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2023-11-14Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2023-08-11Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2023-06-20Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.03,5.03,5.07,9.01.
2023-06-02Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,9.01.
2023-05-26Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2023-05-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2023-05-05Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2023-04-11Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,9.01.
2023-03-31Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2023-03-29Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2023-03-10Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2022-11-14Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2022-11-04Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02,7.01,9.01.
2022-09-02Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.03,9.01.
2022-08-09Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2022-07-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02,7.01,9.01.
2022-07-07Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2022-06-17Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2022-06-16Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2022-06-14Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07.
2022-06-03Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2022-05-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2022-04-13Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2022-03-31Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 9.01.
2022-03-28Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2022-01-28Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02.
2021-11-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2021-11-15Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 2.01,8.01.
2021-09-17Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 2.01,3.02,9.01.
2021-09-13Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2021-09-13Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2021-09-01Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.01,3.02,9.01.
2021-09-01Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2021-08-18Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02,9.01.
2021-08-12Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2021-07-06Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.02,8.01,9.01.
2021-06-25Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,3.02,9.01.
2021-06-10Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07.
2021-06-07Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2021-05-20Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 9.01.
2021-05-20Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2021-05-17Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.02,7.01,9.01.
2021-05-07Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 4.02.
2021-04-16Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01.
2021-03-29Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,9.01.
2021-03-26Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 2.01,9.01.
2021-02-22Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 7.01,8.01,9.01.
2021-02-09Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 2.01,3.02,3.03,4.01,5.01,5.02,5.03,5.06,9.01.
2021-02-09Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/AADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K/A covering items 1.01,9.01.
2021-02-04Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 8.01,9.01.
2021-02-03Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 5.07.
2021-01-08Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 3.01.
2021-01-06Current reportSEC filingADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-KADVENT TECHNOLOGIES HOLDINGS, INC. filed Form 8-K covering items 1.01,7.01,9.01.