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ADNH · Advent Technologies Holdings, Inc. · Webcasts, Transcripts & Audio

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$0.01 At close · Oct 5
Rebalance outlook locked
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.”
View the 10-K filed Jun 6, 2025
Market Cap
$1,136
Shares
3.79M
Volume · Oct 5 191 Avg daily vol (3M) 10.09K

Advent Technologies Holdings, Inc. Webcasts

Earnings calls, investor updates, investor days and conferences for Advent Technologies Holdings, Inc. (ADNH), with available transcripts, audio replays and slides. Earnings calls also include available highlights, earnings releases and periodic filings.

Pull transcripts and briefs through the earnings call transcript API or MCP →

Revenue & result across quarters

Revenue Net income YoY up YoY down artefacts
▲1385% $1.49M $2.91M '21 Q1 21-05-20 ▲400.6% $1.00M −$3.14M '21 Q2 21-08-12 ▲642.6% $1.67M −$11.28M '21 Q3 21-11-15 ▲714% $2.90M −$9.01M '21 Q4 22-03-28 ▼15.6% $1.26M −$4.10M '22 Q1 22-05-12 ▲121.8% $2.23M −$11.15M '22 Q2 22-08-09 ▲43.3% $2.40M −$11.47M '22 Q3 22-11-14 ▼32.6% $1.96M −$47.62M '22 Q4 23-03-31 ▼22.2% $977,000 −$11.99M '23 Q1 23-05-15 ▼50% $1.11M −$21.83M '23 Q2 23-08-11 ▼95.3% $112,000 −$11.85M '23 Q3 23-11-14 LATEST ▼41.2% $654,000 −$11.27M '24 Q2 24-08-20
Earnings call
FY24 · Q2
2024-08-20
Advent Technologies Holdings, Inc. (ADNH) Q2 2024 Earnings Call
Revenue
$654,000
▼ 41.2% YoY
Diluted EPS
$-4.28
Gross margin
87.3%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY23 · Q3
2023-11-14
Advent Technologies Holdings, Inc. (ADNH) Q3 2023 Earnings Call
Revenue
$112,000
▼ 95.3% YoY
Diluted EPS
$-5.89
Gross margin
-620.5%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY23 · Q2
2023-08-11
Advent Technologies Holdings, Inc. (ADNH) Q2 2023 Earnings Call
Revenue
$1.11M
▼ 50% YoY
Diluted EPS
$-12.26
Gross margin
-71.3%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY23 · Q1
2023-05-15
Advent Technologies Holdings, Inc. (ADNH) Q1 2023 Earnings Call
Revenue
$977,000
▼ 22.2% YoY
Diluted EPS
$-6.92
Gross margin
-51.9%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY22 · Q4
2023-03-31
Advent Technologies Holdings, Inc. (ADNH) Q4 2022 Earnings Call
Revenue
$1.96M
▼ 32.6% YoY
Diluted EPS
$-27.63
Gross margin
-25.4%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-K
Earnings call
FY22 · Q3
2022-11-14
Advent Technologies Holdings, Inc. (ADNH) Q3 2022 Earnings Call
Revenue
$2.40M
▲ 43.3% YoY
Diluted EPS
$-6.66
Gross margin
2.5%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY22 · Q2
2022-08-09
Advent Technologies Holdings, Inc. (ADNH) Q2 2022 Earnings Call Transcript
Revenue
$2.23M
▲ 121.8% YoY
Diluted EPS
$-6.50
Gross margin
-2.0%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY22 · Q1
2022-05-12
Advent Technologies Holdings, Inc. (ADNH) Q1 2022 Earnings Call
Revenue
$1.26M
▼ 15.6% YoY
Diluted EPS
$-2.40
▼ 214.3% YoY
Gross margin
-20.8%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY21 · Q4
2022-03-28
Advent Technologies Holdings, Inc. (ADNH) Q4 2021 Earnings Call
Revenue
$2.90M
▲ 714% YoY
Diluted EPS
$-5.40
Gross margin
5.5%
Rev · 8q Trailing quarterly revenue
Audio Transcript Slides 8-K10-K
Earnings call
FY21 · Q3
2021-11-15
Advent Technologies Holdings, Inc. (ADNH) Q3 2021 Earnings Call
Revenue
$1.67M
▲ 642.6% YoY
Diluted EPS
$-6.90
Gross margin
1.7%
Rev · 7q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY21 · Q2
2021-08-12
Advent Technologies Holdings, Inc. (ADNH) Q2 2021 Earnings Call
Revenue
$1.00M
▲ 400.6% YoY
Diluted EPS
$-2.10
Gross margin
33.3%
Rev · 6q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Earnings call
FY21 · Q1
2021-05-20
Advent Technologies Holdings, Inc. (ADNH) Q1 2021 Earnings Call
Revenue
$1.49M
▲ 1385% YoY
Diluted EPS
$2.10
Gross margin
76.7%
Rev · 5q Trailing quarterly revenue
Audio Transcript Slides 8-K10-Q
Showing 1–12 of 12 webcasts
Key facts CIK 1744494 CUSIP 00788A204 Visit website