Jul 25
Current report
8-K
Other events
ADNH · Advent Technologies Holdings, Inc. · Documents
$0.00
+0.00 (+200.00%)
At close · Nov 11
View the 10-K filed Jun 6, 2025
Return incl. dividend (before tax)
Play latest call
Q2 2022 earnings call transcript
Going-concern doubt
— flagged Nov 17, 2025
Substantial doubt about the company's ability to continue as a going concern.
“Because of the uncertainty in securing additional funding, delays in growth of revenue, failure to materialize cost-cutting efforts and the insufficient amount of cash and cash equivalents as of the consolidated financial statement filing date, management has concluded that substantial doubt exists with respect to the Company's ability to continue as a going concern for one year from the date the consolidated financial statements are issued.”View the 10-Q filed Nov 17, 2025
Customer concentration
— top 3 customers 10% of revenue
3 customers — 10% of revenue (During the year ended December 31, 2024 and 2023)
“During the year ended December 31, 2024 and 2023, the Company had three 3 customers that represented more than 10% of its revenues.”
One customer — 10% of receivables (As of December 31, 2024)
“As of December 31, 2024 and 2023, the Company had one 1 and two 2 major customers, respectively, that represented more than 10% of our accounts receivable balance.”
2 customers — 10% of receivables (As of December 31, 2023)
“As of December 31, 2024 and 2023, the Company had one 1 and two 2 major customers, respectively, that represented more than 10% of our accounts receivable balance.”
Market Cap
$2,273
Shares
3.79M
Volume · Nov 11
2094
Avg daily vol (3M)
6243
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The company's filings, earnings calls and investor events, most recent first. Search and read these filings from Claude or ChatGPT with the SEC filings MCP server →
2024
Jul 12
Current report
8-K
Events of Jun 29
Ended a material agreement, Other events
May 29
Current report
8-K
Events of May 24
Delisting notice or listing transfer, Regulation FD disclosure
May 29
Late filing notice
NT 10-Q
Late filing notice
May 22
Current report
8-K
Events of May 21
Regulation FD disclosure
May 16
Current report
8-K
Events of May 13
Change to shareholders' rights, Charter or bylaw amendment, or fiscal year change
May 9
Current report
8-K
Regulation FD disclosure
May 1
Current report
8-K
Events of Apr 29
Shareholder vote results, Regulation FD disclosure
Apr 23
Current report
8-K
Events of Apr 17
Delisting notice or listing transfer, Regulation FD disclosure
Apr 1
Late filing notice
NT 10-K
Late filing notice
Mar 29
Proxy statement
DEF 14A
Meeting Apr 29, 2024
Proxy statement
Mar 18
Proxy statement
PRE 14A
Proxy statement
Mar 12
Current report
8-K
Events of Mar 11
Director or officer change, or executive pay
Jan 25
Current report
8-K
Events of Jan 19
Other events
Jan 17
Current report
8-K/A
Events of Jan 5
Director or officer change, or executive pay
Jan 11
Current report
8-K
Events of Jan 5
Director or officer change, or executive pay
2023
Dec 27
Current report
8-K
Events of Dec 22
Entered into a material agreement
Nov 22
Current report
8-K
Events of Nov 21
Delisting notice or listing transfer
Nov 14
Current report
8-K
Financial results, Regulation FD disclosure
Nov 14
Quarterly report
10-Q
FY2023 Q3, ended Sep 30
Quarterly report for FY2023 Q3
Revenue $1.26M
▼ 47.3%
Net loss $11.85M
Diluted EPS -$0.20
Aug 14
Quarterly report
10-Q
FY2023 Q2, ended Jun 30
Quarterly report for FY2023 Q2
Revenue $1.11M
▼ 50.0%
Net loss $21.83M
Diluted EPS -$0.41
Aug 11
Current report
8-K
Financial results, Regulation FD disclosure
Jun 20
Current report
8-K
Events of Jun 13
Change to shareholders' rights, Charter or bylaw amendment, or fiscal year change, Shareholder vote results
Jun 2
Current report
8-K
Entered into a material agreement
May 26
Current report
8-K
Events of May 24
Delisting notice or listing transfer
May 15
Current report
8-K
Financial results, Regulation FD disclosure
May 15
Quarterly report
10-Q
FY2023 Q1, ended Mar 31
Quarterly report for FY2023 Q1
Revenue $977K
▼ 22.2%
Net loss $11.99M
Diluted EPS -$0.23
May 5
Current report
8-K
Regulation FD disclosure
Apr 25
Proxy statement
DEF 14A
Meeting Jun 13, 2023
Proxy statement
Apr 25
Proxy statement
DEFA14A
Proxy statement
Apr 21
Registration statement
S-3
Registration statement
Apr 13
Proxy statement
PRE 14A
Proxy statement
Apr 11
Current report
8-K
Events of Apr 10
Entered into a material agreement, Unregistered sale of equity
Mar 31
Current report
8-K
Financial results, Regulation FD disclosure
Mar 31
Annual report
10-K
FY2022, ended Dec 31
Annual report for FY2022
Revenue $7.84M
▲ 10.9%
Net loss $74.34M
Diluted EPS -$1.44
Mar 29
Current report
8-K
Other events
Mar 10
Current report
8-K
Events of Mar 6
Other events
2022
Nov 14
Current report
8-K
Financial results, Regulation FD disclosure
Nov 14
Quarterly report
10-Q
FY2022 Q3, ended Sep 30
Quarterly report for FY2022 Q3
Revenue $2.4M
▲ 43.3%
Net loss $11.47M
Diluted EPS -$0.22
Nov 4
Current report
8-K
Director or officer change, or executive pay, Regulation FD disclosure
Sep 2
Current report
8-K
Events of Aug 31
Charter or bylaw amendment, or fiscal year change
Aug 9
Earnings call
Q2 2022 earnings call
Aug 9
Current report
8-K
Financial results, Regulation FD disclosure
Aug 9
Quarterly report
10-Q
FY2022 Q2, ended Jun 30
Quarterly report for FY2022 Q2
Revenue $2.23M
▲ 121.8%
Net loss $11.15M
Diluted EPS -$0.22
Jul 22
Current report
8-K
Events of Jul 19
Director or officer change, or executive pay, Regulation FD disclosure
Jul 7
Current report
8-K
Regulation FD disclosure
Jun 17
Current report
8-K
Events of Jun 15
Delisting notice or listing transfer
Jun 16
Current report
8-K
Events of Jun 3
Other events
Jun 14
Current report
8-K
Events of Jun 8
Shareholder vote results
Jun 3
Current report
8-K
Events of May 27
Director or officer change, or executive pay
Showing 51–100 of 177 documents