Financial reports
NT 10-K
Notice of late annual filing
1 Apr 24
10-Q
2023 Q3
Quarterly report
14 Nov 23
10-Q
2023 Q2
Quarterly report
14 Aug 23
10-Q
2023 Q1
Quarterly report
15 May 23
10-K
2022 FY
Annual report
31 Mar 23
10-Q
2022 Q3
Quarterly report
14 Nov 22
10-Q
2022 Q2
Quarterly report
9 Aug 22
10-Q
2022 Q1
Quarterly report
12 May 22
10-K
2021 FY
Annual report
31 Mar 22
10-Q
2021 Q3
Quarterly report
15 Nov 21
Current reports
8-K
Advent Technologies Holdings Receives Nasdaq Notice on Late Filing of its Form 10-K
23 Apr 24
8-K
Departure of Directors or Certain Officers
11 Mar 24
8-K
Other Events
25 Jan 24
8-K/A
Departure of Directors or Certain Officers
17 Jan 24
8-K
Departure of Directors or Certain Officers
11 Jan 24
8-K
Advent Technologies Announces $2 Million Registered Direct Offering of Common Stock
27 Dec 23
8-K
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard
22 Nov 23
8-K
Advent Technologies Reports Q3 2023 Results
14 Nov 23
8-K
Advent Technologies Reports Q2 2023 Results
11 Aug 23
8-K
Material Modifications to Rights of Security Holders
20 Jun 23
Registration and prospectus
424B5
Prospectus supplement for primary offering
28 Dec 23
424B5
Prospectus supplement for primary offering
27 Dec 23
424B5
Prospectus supplement for primary offering
2 Jun 23
424B5
Prospectus supplement for primary offering
2 May 23
S-3
Shelf registration
21 Apr 23
424B3
Prospectus supplement
4 Jan 23
424B3
Prospectus supplement
4 Jan 23
POS AM
Prospectus update (post-effective amendment)
20 Dec 22
424B3
Prospectus supplement
14 Nov 22
424B3
Prospectus supplement
14 Nov 22
Proxies
DEF 14A
Definitive proxy
28 Mar 24
PRE 14A
Preliminary proxy
18 Mar 24
DEFA14A
Additional proxy soliciting materials
24 Apr 23
DEF 14A
Definitive proxy
24 Apr 23
PRE 14A
Preliminary proxy
13 Apr 23
DEFA14A
Additional proxy soliciting materials
2 May 22
DEFA14A
Additional proxy soliciting materials
26 Apr 22
DEF 14A
Definitive proxy
26 Apr 22
DEFA14A
Additional proxy soliciting materials
17 May 21
DEFA14A
Additional proxy soliciting materials
17 May 21
Other
EFFECT
Notice of effectiveness
3 May 23
CORRESP
Correspondence with SEC
28 Apr 23
UPLOAD
Letter from SEC
27 Apr 23
EFFECT
Notice of effectiveness
23 Dec 22
EFFECT
Notice of effectiveness
29 Apr 22
CORRESP
Correspondence with SEC
26 Apr 22
UPLOAD
Letter from SEC
26 Apr 22
EFFECT
Notice of effectiveness
20 Apr 22
EFFECT
Notice of effectiveness
31 Mar 21
CORRESP
Correspondence with SEC
26 Mar 21
Ownership
4
Naiem Hussain
20 Feb 24
SC 13G/A
LMR Partners LLP
12 Feb 24
3
Naiem Hussain
12 Feb 24
SC 13G/A
BNP Paribas Asset Management UK Ltd
10 Jan 24
SC 13G/A
BNP Paribas Asset Management UK Ltd
3 Oct 23
4
Vassilios Gregoriou
8 Sep 23
4
Kevin L. Brackman
8 Sep 23
4/A
Vassilios Gregoriou
28 Apr 23
4
PANORAIA GOURDOUPI
14 Apr 23
4/A
Christos Kaskavelis
14 Apr 23