Advent Technologies Holdings, Inc.

Symbol
ADN, ADNWW on Nasdaq
Entity
Company
Industry
Miscellaneous Electrical Machinery, Equipment & Supplies (Office Of Manufacturing)
Business address
500 Rutherford Avenue, Suite 102, 02129 Boston, MA
Phone
857-264-7035
State of incorporation
DE
Fiscal year end
December 31
Category
Non-accelerated filer
Smaller reporting company
Former names
AMCI Acquisition Corp. (to 2/4/2021)
All SEC filings
View on sec.gov
Get insider transactions for this issuer
Advent Technologies Holdings, Inc. has filed 378 SEC EDGAR filings since 7/20/2018

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open Document | Data Open Filing 8-K Oct 29, 2025 Oct 29, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Oct 22, 2025 Oct 22, 2025 001-38742
DEF 14A Open Document | Data Open Filing DEF 14A Sep 30, 2025 Oct 22, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Sep 12, 2025 Sep 11, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Sep 4, 2025 Aug 28, 2025 001-38742
EFFECT Open Document Open Filing Aug 27, 2025 333-289686
424B3 Open Document Open Filing 424B3 Aug 27, 2025 333-289686
CORRESP Open Document Open Filing Aug 25, 2025
UPLOAD Open Document Open Filing Aug 25, 2025 333-289686
8-K Open Document | Data Open Filing 8-K Aug 22, 2025 Aug 18, 2025 001-38742
S-1 Open Document | Data Open Filing S-1 Aug 18, 2025 333-289686
8-K Open Document | Data Open Filing 8-K Aug 18, 2025 Aug 14, 2025 001-38742
10-Q Open Document | Data Open Filing 10-Q Aug 12, 2025 Jun 30, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Aug 12, 2025 Aug 6, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Aug 7, 2025 Aug 1, 2025 001-38742
S-8 Open Document Open Filing S-8 Jul 18, 2025 333-288775
8-K Open Document | Data Open Filing 8-K Jul 3, 2025 Jul 1, 2025 001-38742
10-Q Open Document | Data Open Filing 10-Q Jun 30, 2025 Mar 31, 2025 001-38742
10-K Open Document | Data Open Filing 10-K Jun 6, 2025 Dec 31, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 27, 2025 May 22, 2025 001-38742
NT 10-Q Open Document Open Filing NT 10-Q May 14, 2025 Mar 31, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Apr 17, 2025 Apr 16, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Apr 15, 2025 Apr 15, 2025 001-38742
4 Open Document Open Filing FORM 4 Apr 2, 2025 Dec 31, 2024
3 Open Document Open Filing FORM 3 Apr 2, 2025 Aug 30, 2024
NT 10-K Open Document Open Filing NT 10-K Mar 31, 2025 Dec 31, 2024 001-38742
3 Open Document Open Filing FORM 3 Mar 11, 2025 Nov 4, 2024
3 Open Document Open Filing FORM 3 Mar 11, 2025 Dec 31, 2024
3 Open Document Open Filing FORM 3 Mar 11, 2025 Aug 30, 2024
3 Open Document Open Filing FORM 3 Mar 11, 2025 Nov 4, 2024
3 Open Document Open Filing FORM 3 Mar 11, 2025 Aug 30, 2024
8-K Open Document | Data Open Filing 8-K Mar 11, 2025 Mar 11, 2025 001-38742
8-K Open Document | Data Open Filing 8-K Jan 2, 2025 Dec 31, 2024 001-38742
10-Q Open Document | Data Open Filing 10-Q Dec 27, 2024 Sep 30, 2024 001-38742
8-K/A Open Document | Data Open Filing 8-K/A Dec 18, 2024 Oct 24, 2024 001-38742
DEF 14A Open Document Open Filing DEF 14A Dec 10, 2024 Dec 31, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Nov 27, 2024 Nov 27, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Nov 26, 2024 Nov 26, 2024 001-38742
NT 10-Q Open Document Open Filing NT 10-Q Nov 14, 2024 Sep 30, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Nov 8, 2024 Nov 4, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Oct 29, 2024 Oct 29, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Oct 24, 2024 Oct 24, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Oct 23, 2024 Oct 18, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Oct 21, 2024 Oct 15, 2024 001-38742
10-Q Open Document | Data Open Filing 10-Q Oct 15, 2024 Jun 30, 2024 001-38742
10-Q Open Document | Data Open Filing 10-Q Oct 15, 2024 Mar 31, 2024 001-38742
8-K/A Open Document | Data Open Filing 8-K/A Oct 2, 2024 Sep 16, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Sep 20, 2024 Sep 16, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Sep 5, 2024 Aug 28, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Aug 22, 2024 Aug 16, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Aug 20, 2024 Aug 20, 2024 001-38742
NT 10-Q Open Document Open Filing NT 10-Q Aug 14, 2024 Jun 30, 2024 001-38742
10-K Open Document | Data Open Filing 10-K Aug 13, 2024 Dec 31, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Aug 5, 2024 Jul 30, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Jul 25, 2024 Jul 25, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Jul 12, 2024 Jun 29, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 29, 2024 May 24, 2024 001-38742
NT 10-Q Open Document Open Filing NT 10-Q May 29, 2024 Mar 31, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 22, 2024 May 21, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 16, 2024 May 13, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 9, 2024 May 9, 2024 001-38742
8-K Open Document | Data Open Filing 8-K May 1, 2024 Apr 29, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Apr 23, 2024 Apr 17, 2024 001-38742
NT 10-K Open Document Open Filing NT 10-K Apr 1, 2024 Dec 31, 2023 001-38742
DEF 14A Open Document Open Filing DEF 14A Mar 29, 2024 Apr 29, 2024 001-38742
PRE 14A Open Document Open Filing PRE 14A Mar 18, 2024 Mar 18, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Mar 12, 2024 Mar 11, 2024 001-38742
4 Open Document Open Filing FORM 4 Feb 20, 2024 Feb 15, 2024
SC 13G/A Open Document Open Filing Feb 12, 2024 005-90727
3 Open Document Open Filing FORM 3 Feb 12, 2024 Feb 2, 2024
8-K Open Document | Data Open Filing 8-K Jan 25, 2024 Jan 19, 2024 001-38742
8-K/A Open Document | Data Open Filing 8-K/A Jan 17, 2024 Jan 5, 2024 001-38742
8-K Open Document | Data Open Filing 8-K Jan 11, 2024 Jan 5, 2024 001-38742
SC 13G/A Open Document Open Filing Jan 10, 2024 005-90727
424B5 Open Document Open Filing 424B5 Dec 28, 2023 333-271389
8-K Open Document | Data Open Filing 8-K Dec 27, 2023 Dec 22, 2023 001-38742
424B5 Open Document Open Filing 424B5 Dec 27, 2023 333-271389
8-K Open Document | Data Open Filing 8-K Nov 22, 2023 Nov 21, 2023 001-38742
10-Q Open Document | Data Open Filing 10-Q Nov 14, 2023 Sep 30, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Nov 14, 2023 Nov 14, 2023 001-38742
SC 13G/A Open Document Open Filing Oct 3, 2023 005-90727
4 Open Document Open Filing FORM 4 Sep 8, 2023 Sep 6, 2023
4 Open Document Open Filing FORM 4 Sep 8, 2023 Sep 6, 2023
10-Q Open Document | Data Open Filing 10-Q Aug 14, 2023 Jun 30, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Aug 11, 2023 Aug 11, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Jun 20, 2023 Jun 13, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Jun 2, 2023 Jun 2, 2023 001-38742
424B5 Open Document Open Filing 424B5 Jun 2, 2023 333-271389
8-K Open Document | Data Open Filing 8-K May 26, 2023 May 24, 2023 001-38742
10-Q Open Document | Data Open Filing 10-Q May 15, 2023 Mar 31, 2023 001-38742
8-K Open Document | Data Open Filing 8-K May 15, 2023 May 15, 2023 001-38742
8-K Open Document | Data Open Filing 8-K May 5, 2023 May 5, 2023 001-38742
EFFECT Open Document Open Filing May 2, 2023 333-271389
424B5 Open Document Open Filing 424B5 May 2, 2023 333-271389
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 28, 2023 Feb 6, 2023
CORRESP Open Document Open Filing Apr 28, 2023
UPLOAD Open Document Open Filing Apr 27, 2023
DEFA14A Open Document Open Filing DEFA14A Apr 25, 2023 001-38742
DEF 14A Open Document Open Filing DEF 14A Apr 25, 2023 Jun 13, 2023 001-38742
S-3 Open Document Open Filing S-3 Apr 21, 2023 333-271389
4 Open Document Open Filing FORM 4 SUBMISSION Apr 14, 2023 Jan 12, 2023
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 14, 2023 Jun 11, 2021
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 14, 2023 Feb 6, 2023
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 14, 2023 Feb 6, 2023
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 14, 2023 Feb 6, 2023
PRE 14A Open Document Open Filing PRE 14A Apr 13, 2023 Apr 13, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Apr 11, 2023 Apr 10, 2023 001-38742
SC 13G/A Open Document Open Filing Apr 4, 2023 005-90727
10-K Open Document | Data Open Filing 10-K Mar 31, 2023 Dec 31, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Mar 31, 2023 Mar 31, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Mar 29, 2023 Mar 29, 2023 001-38742
8-K Open Document | Data Open Filing 8-K Mar 10, 2023 Mar 6, 2023 001-38742
SC 13G Open Document Open Filing Feb 9, 2023 005-90727
SC 13G/A Open Document Open Filing SEC SCHEDULE 13G Feb 8, 2023 005-90727
4 Open Document Open Filing FORM 4 SUBMISSION Feb 7, 2023 Feb 4, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Feb 7, 2023 Feb 4, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Feb 7, 2023 Feb 4, 2023
SC 13G/A Open Document Open Filing Jan 31, 2023 005-90727
424B3 Open Document Open Filing 424B3 Jan 5, 2023 333-264421
424B3 Open Document Open Filing 424B3 Jan 5, 2023 333-253114
EFFECT Open Document Open Filing Dec 22, 2022 333-253114
POS AM Open Document Open Filing POS AM Dec 21, 2022 333-253114
424B3 Open Document Open Filing 424B3 Nov 14, 2022 333-264421
424B3 Open Document Open Filing 424B3 Nov 14, 2022 333-253114
3 Open Document Open Filing FORM 3 SUBMISSION Nov 14, 2022 Nov 4, 2022
10-Q Open Document | Data Open Filing 10-Q Nov 14, 2022 Sep 30, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Nov 14, 2022 Nov 14, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Nov 4, 2022 Nov 4, 2022 001-38742
424B3 Open Document Open Filing 424B3 Oct 14, 2022 333-264421
424B3 Open Document Open Filing 424B3 Oct 14, 2022 333-253114
4 Open Document Open Filing FORM 4 SUBMISSION Sep 6, 2022 Aug 31, 2022
8-K Open Document | Data Open Filing 8-K Sep 2, 2022 Aug 31, 2022 001-38742
4 Open Document Open Filing 4 Aug 26, 2022 Feb 4, 2022
4 Open Document Open Filing 4 Aug 26, 2022 Aug 24, 2022
4 Open Document Open Filing 4 Aug 26, 2022 Feb 4, 2022
4 Open Document Open Filing 4 Aug 26, 2022 Feb 4, 2022
424B3 Open Document Open Filing 424B3 Aug 24, 2022 333-264421
424B3 Open Document Open Filing 424B3 Aug 24, 2022 333-253114
10-Q Open Document | Data Open Filing 10-Q Aug 9, 2022 Jun 30, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Aug 9, 2022 Aug 9, 2022 001-38742
3 Open Document Open Filing FORM 3 SUBMISSION Aug 5, 2022 Jul 20, 2022
8-K Open Document | Data Open Filing 8-K Jul 22, 2022 Jul 19, 2022 001-38742
4 Open Document Open Filing FORM 4 SUBMISSION Jul 15, 2022 Jul 12, 2022
8-K Open Document | Data Open Filing 8-K Jul 7, 2022 Jul 7, 2022 001-38742
SC 13G/A Open Document Open Filing Jul 5, 2022 005-90727
424B3 Open Document Open Filing 424B3 Jun 21, 2022 333-264421
424B3 Open Document Open Filing 424B3 Jun 21, 2022 333-253114
4 Open Document Open Filing FORM 4 SUBMISSION Jun 17, 2022 Jun 15, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 17, 2022 Jun 15, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 17, 2022 Jun 15, 2022
8-K Open Document | Data Open Filing 8-K Jun 17, 2022 Jun 15, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Jun 16, 2022 Jun 3, 2022 001-38742
3 Open Document Open Filing FORM 3 SUBMISSION Jun 14, 2022 Jun 8, 2022
8-K Open Document | Data Open Filing 8-K Jun 14, 2022 Jun 8, 2022 001-38742
8-K Open Document | Data Open Filing 8-K Jun 3, 2022 May 27, 2022 001-38742
424B3 Open Document Open Filing 424B3 May 13, 2022 333-264421
424B3 Open Document Open Filing 424B3 May 13, 2022 333-253114
10-Q Open Document | Data Open Filing 10-Q May 12, 2022 Mar 31, 2022 001-38742
8-K Open Document | Data Open Filing 8-K May 12, 2022 May 12, 2022 001-38742
DEFA14A Open Document Open Filing DEFA14A May 2, 2022 001-38742
424B3 Open Document Open Filing 424B3 Apr 29, 2022 333-264421
EFFECT Open Document Open Filing Apr 28, 2022 333-264421
CORRESP Open Document Open Filing Apr 26, 2022
UPLOAD Open Document Open Filing Apr 26, 2022
DEFA14A Open Document Open Filing DEFA14A Apr 26, 2022 001-38742
DEF 14A Open Document Open Filing DEF 14A Apr 26, 2022 Jun 8, 2022 001-38742
S-1 Open Document | Data Open Filing S-1 Apr 21, 2022 333-264421
424B3 Open Document Open Filing 424B3 Apr 21, 2022 333-253114
EFFECT Open Document Open Filing Apr 19, 2022 333-253114
3 Open Document Open Filing FORM 3 SUBMISSION Apr 18, 2022 Apr 8, 2022
POS AM Open Document | Data Open Filing POS AM Apr 15, 2022 333-253114
8-K Open Document | Data Open Filing 8-K Apr 13, 2022 Apr 8, 2022 001-38742
10-K Open Document | Data Open Filing 10-K Mar 31, 2022 Dec 31, 2021 001-38742
8-K/A Open Document | Data Open Filing 8-K/A Mar 31, 2022 Aug 30, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Mar 28, 2022 Mar 28, 2022 001-38742
SC 13G Open Document Open Filing SEC SCHEDULE 13G Feb 14, 2022 005-90727
SC 13G/A Open Document Open Filing Feb 9, 2022 005-90727
SC 13G Open Document Open Filing Jan 31, 2022 005-90727
8-K Open Document | Data Open Filing 8-K Jan 28, 2022 Jan 28, 2022 001-38742
424B3 Open Document Open Filing 424B3 Nov 15, 2021 333-253114
8-K/A Open Document | Data Open Filing 8-K/A Nov 15, 2021 Nov 15, 2021 001-38742
10-Q Open Document | Data Open Filing 10-Q Nov 15, 2021 Sep 30, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Nov 15, 2021 Nov 15, 2021 001-38742
424B3 Open Document Open Filing 424B3 Sep 21, 2021 333-253114
8-K/A Open Document | Data Open Filing 8-K/A Sep 17, 2021 Aug 30, 2021 001-38742
424B3 Open Document Open Filing 424B3 Sep 13, 2021 333-253114
8-K Open Document | Data Open Filing 8-K Sep 13, 2021 Sep 13, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Sep 13, 2021 Sep 13, 2021 001-38742
SC 13G Open Document Open Filing Sep 9, 2021 005-90727
8-K Open Document | Data Open Filing 8-K Sep 1, 2021 Sep 1, 2021 001-38742
424B3 Open Document Open Filing 424B3 Sep 1, 2021 333-253114
8-K Open Document | Data Open Filing 8-K Sep 1, 2021 Aug 30, 2021 001-38742
4 Open Document Open Filing FORM 4 Aug 26, 2021 Aug 24, 2021
424B3 Open Document Open Filing 424B3 Aug 18, 2021 333-253114
8-K Open Document | Data Open Filing FORM 8-K Aug 18, 2021 Aug 13, 2021 001-38742
424B3 Open Document Open Filing 424B3 Aug 12, 2021 333-253114
10-Q Open Document | Data Open Filing 10-Q Aug 12, 2021 Jun 30, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Aug 12, 2021 Aug 12, 2021 001-38742
3 Open Document Open Filing PRIMARY DOCUMENT Jul 20, 2021 Jul 2, 2021
424B3 Open Document Open Filing 424B3 Jul 6, 2021 333-253114
8-K Open Document | Data Open Filing 8-K Jul 6, 2021 Jul 1, 2021 001-38742
424B3 Open Document Open Filing 424B3 Jun 25, 2021 333-253114
8-K Open Document | Data Open Filing 8-K Jun 25, 2021 Jun 25, 2021 001-38742
4/A Open Document Open Filing FORM 4/A Jun 16, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
4 Open Document Open Filing FORM 4 Jun 15, 2021 Jun 11, 2021
S-8 Open Document Open Filing S-8 Jun 10, 2021 333-256986
424B3 Open Document Open Filing 424B3 Jun 10, 2021 333-253114
8-K Open Document Open Filing FORM 8-K Jun 10, 2021 Jun 8, 2021 001-38742
424B3 Open Document Open Filing 424B3 Jun 7, 2021 333-253114
8-K Open Document Open Filing 8-K Jun 7, 2021 Jun 7, 2021 001-38742
424B3 Open Document Open Filing 424B3 May 20, 2021 333-253114
10-Q Open Document | Data Open Filing 10-Q May 20, 2021 Mar 31, 2021 001-38742
8-K Open Document Open Filing 8-K May 20, 2021 May 20, 2021 001-38742
424B3 Open Document Open Filing 424B3 May 20, 2021 333-253114
424B3 Open Document Open Filing 424B3 May 20, 2021 333-253114
8-K/A Open Document | Data Open Filing 8-K/A May 20, 2021 Feb 4, 2021 001-38742
10-K/A Open Document | Data Open Filing 10-K/A May 20, 2021 Dec 31, 2020 001-38742
DEFA14A Open Document Open Filing DEFA14A May 17, 2021 001-38742
DEFA14A Open Document Open Filing DEFA14A May 17, 2021 001-38742
8-K Open Document | Data Open Filing 8-K May 17, 2021 May 17, 2021 001-38742
NT 10-Q Open Document Open Filing NT 10-Q May 17, 2021 Mar 31, 2021 001-38742
424B3 Open Document Open Filing 424B3 May 7, 2021 333-253114
8-K Open Document Open Filing FORM 8-K May 7, 2021 May 7, 2021 001-38742
424B3 Open Document Open Filing 424B3 Apr 16, 2021 333-253114
8-K Open Document Open Filing 8-K Apr 16, 2021 Apr 12, 2021 001-38742
DEF 14A Open Document Open Filing DEF 14A Apr 15, 2021 May 20, 2021 001-38742
424B3 Open Document Open Filing 424B3 Mar 31, 2021 333-253114
EFFECT Open Document Open Filing Mar 30, 2021 333-253114
8-K Open Document Open Filing 8-K Mar 29, 2021 Mar 29, 2021 001-38742
CORRESP Open Document Open Filing Mar 26, 2021
S-1/A Open Document | Data Open Filing S-1/A Mar 26, 2021 333-253114
10-K Open Document | Data Open Filing 10-K Mar 26, 2021 Dec 31, 2020 001-38742
8-K/A Open Document Open Filing 8-K/A Mar 26, 2021 Feb 4, 2021 001-38742
8-K Open Document | Data Open Filing FORM 8-K Feb 22, 2021 Feb 18, 2021 001-38742
UPLOAD Open Document Open Filing Feb 18, 2021
SC 13D Open Document Open Filing SCHEDULE 13D FOR ADVENT TECHNOLOGIES HOLDINGS, INC. ON BEHALF OF VASSILIOS GREGO Feb 16, 2021 005-90727
SC 13D Open Document Open Filing SCHEDULE 13D FOR ADVENT TECHNOLOGIES HOLDINGS, INC. ON BEHALF OF CHRISTOS KASKAV Feb 16, 2021 005-90727
S-1 Open Document | Data Open Filing S-1 Feb 16, 2021 333-253114
SC 13G/A Open Document Open Filing ADVENT TECHNOLOGIES INC. Feb 11, 2021 005-90727
SC 13G/A Open Document Open Filing AMCI ACQUISITION CORP. Feb 11, 2021 005-90727
8-K/A Open Document | Data Open Filing 8-K/A Feb 9, 2021 Feb 4, 2021 001-38742
8-K Open Document | Data Open Filing FORM 8-K Feb 9, 2021 Feb 4, 2021 001-38742
SC 13G Open Document Open Filing Feb 8, 2021 005-90727
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
3 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2021 Feb 4, 2021
25-NSE Open Document Open Filing Feb 5, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Feb 4, 2021 Feb 4, 2021 001-38742
SC 13G Open Document Open Filing Feb 3, 2021 005-90727
8-K Open Document | Data Open Filing 8-K Feb 3, 2021 Feb 2, 2021 001-38742
424B3 Open Document Open Filing 424B3 Jan 20, 2021 333-250946
EFFECT Open Document Open Filing Jan 19, 2021 333-250946
CORRESP Open Document Open Filing Jan 15, 2021
CORRESP Open Document Open Filing Jan 14, 2021
S-4/A Open Document | Data Open Filing S-4/A Jan 14, 2021 333-250946
UPLOAD Open Document Open Filing Jan 12, 2021
SC 13G/A Open Document Open Filing Jan 11, 2021 005-90727
8-K Open Document | Data Open Filing 8-K Jan 8, 2021 Jan 5, 2021 001-38742
425 Open Document Open Filing 425 Jan 6, 2021 001-38742
8-K Open Document | Data Open Filing 8-K Jan 6, 2021 Dec 31, 2020 001-38742
S-4/A Open Document | Data Open Filing S-4/A Dec 31, 2020 333-250946
CORRESP Open Document Open Filing Dec 31, 2020
425 Open Document Open Filing 425 Dec 22, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Dec 22, 2020 Dec 22, 2020 001-38742
UPLOAD Open Document Open Filing Dec 21, 2020
SC 13G/A Open Document Open Filing AMCI 13G/A Dec 7, 2020 005-90727
4 Open Document Open Filing Dec 3, 2020 Dec 1, 2020
SC 13G/A Open Document Open Filing AMCI ACQUISITION CORP. Dec 3, 2020 005-90727
4 Open Document Open Filing PRIMARY DOCUMENT Dec 2, 2020 Nov 30, 2020
4 Open Document Open Filing PRIMARY DOCUMENT Dec 1, 2020 Nov 27, 2020
3 Open Document Open Filing Nov 30, 2020 May 15, 2020
4 Open Document Open Filing PRIMARY DOCUMENT Nov 25, 2020 Nov 24, 2020
425 Open Document Open Filing 425 Nov 25, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Nov 25, 2020 Nov 25, 2020 001-38742
S-4 Open Document | Data Open Filing S-4 Nov 24, 2020 333-250946
RW Open Document Open Filing FORM RW Nov 24, 2020 333-249988
10-Q Open Document | Data Open Filing 10-Q Nov 12, 2020 Sep 30, 2020 001-38742
S-4 Open Document | Data Open Filing S-4 Nov 9, 2020 333-249988
NT 10-Q Open Document Open Filing NT 10-Q Nov 9, 2020 Sep 30, 2020 001-38742
4 Open Document Open Filing PRIMARY DOCUMENT Oct 21, 2020 Oct 19, 2020
4 Open Document Open Filing PRIMARY DOCUMENT Oct 20, 2020 Oct 16, 2020
425 Open Document Open Filing 425 Oct 20, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Oct 20, 2020 Oct 19, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Oct 19, 2020 Oct 16, 2020 001-38742
425 Open Document Open Filing 425 Oct 16, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Oct 16, 2020 Oct 12, 2020 001-38742
4 Open Document Open Filing PRIMARY DOCUMENT Oct 15, 2020 Oct 13, 2020
DEFA14A Open Document Open Filing DEFA14A Oct 13, 2020 001-38742
425 Open Document Open Filing 425 Oct 13, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Oct 13, 2020 Oct 13, 2020 001-38742
DEF 14A Open Document Open Filing DEF 14A Oct 1, 2020 Oct 16, 2020 001-38742
4 Open Document Open Filing PRIMARY DOCUMENT Sep 24, 2020 Sep 22, 2020
DEFA14A Open Document Open Filing DEFA 14A Sep 22, 2020 001-38742
8-K Open Document | Data Open Filing 8-K Sep 22, 2020 Sep 22, 2020 001-38742
4 Open Document Open Filing PRIMARY DOCUMENT Sep 18, 2020 Sep 16, 2020
PRE 14A Open Document Open Filing PRE14A Sep 18, 2020 Sep 18, 2020 001-38742
10-Q Open Document | Data Open Filing 10-Q Aug 10, 2020 Jun 30, 2020 001-38742
4 Open Document Open Filing PRIMARY DOCUMENT May 27, 2020 May 22, 2020
8-K Open Document Open Filing 8-K May 21, 2020 May 20, 2020 001-38742
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