ADVENT TECHNOLOGIES HOLDINGS, INC.

ADN

ADVENT TECHNOLOGIES HOLDINGS, INC.

ADN

Insider Sentiment (TTM):

Last Purchase:-Last Sale:2023-09-06Shares Purchased (TTM):0Shares Sold (TTM):0

Institutional Sentiment:

As of:2025-09-30Institutional Shares Owned:184,593Shares Outstanding:2,819,633Institutional Ownership Pct.:6.55%

Earnings Market Reaction:

Filing Date:2025-08-12Price on Filing Date:N/APrevious Close:N/A% Change:N/A

Companies in Miscellaneous Electrical Machinery, Equipment & Supplies

EMAT ENS NOVT QS RUN AMPX

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Financial Statements

10‑Q10‑K

Values in Millions ($)	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31
Assets
Assets Current
Cash And Cash Equivalents At Carrying Value	0	0	0	0	0	1	1	3	4	10	20	33
Restricted Cash Current	-	-	-	-	-	-	0	0	2	2	-	-
Accounts Receivable Net Current	0	0	0	1	0	1	1	0	1	1	1	1
Contract With Customer Asset Net Current	1	1	1	1	-	0	0	0	0	0	0	0
Inventory Net	-	-	-	0	0	2	2	0	14	15	15	13
Prepaid Expense And Other Assets Current	1	1	1	1	1	3	3	1	3	3	4	3
Assets Of Disposal Group Including Discontinued Op…	-	-	-	-	-	-	-	4	-	-	-	-
Assets Current	2	2	2	3	1	7	7	9	24	31	39	50
Goodwill	-	-	-	-	-	-	-	-	-	-	6	6
Assets Noncurrent
Intangible Assets Net Excluding Goodwill	0	0	0	0	0	0	0	0	2	2	6	6
Property Plant And Equipment Net	4	5	5	5	5	7	21	21	24	21	20	18
Operating Lease Right Of Use Asset	0	0	0	0	0	0	3	3	4	4	4	4
Restricted Cash Noncurrent	-	-	-	-	-	-	1	1	1	1	-	1
Other Assets Noncurrent	0	0	0	0	0	0	0	0	1	5	6	5
Available For Sale Securities Debt Securities Nonc…	-	-	-	-	-	-	-	-	0	0	0	0
Disposal Group Including Discontinued Operation As…	-	-	-	-	-	-	-	1	-	-	-	-
Assets Noncurrent	5	5	5	5	6	7	25	26	32	32	42	40
Assets	7	7	7	8	7	14	32	35	55	64	81	90
Liabilities And Stockhold…
Liabilities Current
Accounts Payable Current	7	19	18	17	16	6	6	4	6	7	5	5
Deferred Income Current	1	1	1	0	-	0	0	1	1	1	1	1
Contract With Customer Liability Current	4	4	3	3	1	2	2	0	1	1	1	1
Other Liabilities Current	3	3	2	2	2	2	2	1	3	2	5	5
Operating Lease Liability	-	-	-	-	-	-	-	-	-	2	2	2
Operating Lease Liability Current	0	0	0	0	0	0	2	2	2	-	-	2
Loans Payable Current	-	-	-	1	-	-	-	-	-	-	-	-
Short Term Borrowings	2	1	-	-	-	-	-	-	-	-	-	-
Accrued Income Taxes Current	0	0	0	0	0	0	0	0	0	0	0	0
Liabilities Of Disposal Group Including Discontinu…	-	-	-	-	-	-	-	4	-	-	-	-
Liabilities Of Disposal Group Including Discontinu…	-	-	0	-	-	-	-	1	-	-	-	-
Liabilities Current	18	29	31	29	25	16	17	12	13	13	15	14
Liabilities Noncurrent
Derivative Liabilities Noncurrent	-	-	-	-	-	-	-	0	0	0	1	1
Operating Lease Liability Noncurrent	-	-	-	-	-	-	-	-	9	9	-	-
Pension And Other Postretirement Defined Benefit P…	0	0	0	0	0	0	0	0	0	0	0	0
Deferred Income Noncurrent	1	1	1	0	-	-	0	0	0	0	0	0
Other Liabilities Noncurrent	6	6	0	0	0	1	1	0	1	1	1	1
Liabilities Noncurrent	7	7	1	1	0	1	9	9	10	10	11	12
Liabilities	24	36	32	29	25	17	26	21	23	24	26	25
Stockholders Equity
Common Stock Value	-	-	-	-	-	-	-	0	0	0	0	0
Additional Paid In Capital	202	200	199	199	201	199	197	195	189	184	177	175
Accumulated Other Comprehensive Income Loss Net Of…	-1	-2	-1	-0	-1	-2	-2	-2	-3	-2	-2	-3
Retained Earnings Accumulated Deficit	-219	-227	-223	-220	-218	-200	-189	-179	-153	-142	-120	-108
Stockholders Equity	-18	-29	-25	-21	-18	-3	6	13	33	40	55	64
Liabilities And Stockholders Equity	7	7	7	8	7	14	32	35	55	64	81	90
Common Stock Par Or Stated Value Per Share	0	0	0	0	0	0	0	0	0	0	0	0
Common Stock Shares Authorized	500	500	500	500	500	500	500	550	500	500	550	550
Common Stock Shares Issued	3	3	3	3	3	3	3	3	62	58	52	2
Shares Outstanding	3	3	3	3	3	3	3	3	2	2	2	2
Preferred Stock Par Or Stated Value Per Share	0	0	0	0	0	0	0	0	0	0	0	0
Preferred Stock Shares Authorized	1	1	1	1	1	1	1	1	1	1	1	1
Preferred Stock Shares Issued	0	0	0	0	0	0	0	0	0	0	0	0
Preferred Stock Shares Outstanding	0	0	0	0	0	0	0	0	0	0	0	0

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10‑Q10‑K

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Interactive Financial Visualizations

10‑Q10‑K

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Earnings Market Reaction

10‑Q10‑K

Fiscal Year	Q1 1 Month	Q1 2 Month	Q1 3 Month	Q2 1 Month	Q2 2 Month	Q2 3 Month	Q3 1 Month	Q3 2 Month	Q3 3 Month	Q4 1 Month	Q4 2 Month	Q4 3 Month
2025	-4.33%	143.27%	57.21%	7.05%	9.29%	-82.37%	-	-	-	-	-	-
2024	-	-	-	104.00%	252.00%	206.86%	35.15%	0.00%	-17.09%	-27.78%	-31.38%	74.48%
2023	-9.75%	-19.13%	8.89%	-24.94%	-46.23%	-30.45%	-27.69%	-55.17%	-61.35%	-34.57%	-42.90%	-41.36%
2022	-	-	-	-	-	-	-2.08%	-8.33%	6.25%	-27.77%	-19.32%	-36.27%
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Performance and Valuation Metrics

Metrics	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31
Liquidity Ratios
Current Ratio	0.10	0.05	0.06	0.09	0.06	0.44	0.42	0.74	1.84	2.35	2.62	3.62
Quick Ratio	0.07	0.03	0.04	0.07	0.02	0.10	0.11	0.65	0.51	0.98	1.37	2.48
Working Capital	-16.02M	-27.85M	-29.10M	-26.08M	-23.72M	-8.86M	-10.03M	-3.08M	10.70M	18.09M	24.09M	35.83M
Leverage & Debt
Debt to Equity	-1.38	-1.23	-1.29	-1.38	-1.41	-5.99	4.29	1.58	0.70	0.60	0.47	0.40
Interest Coverage TTM	-11.41	-27.56	-30.97	-34.33	-49.13	-46.38	-116.90	-204.49	-383.58	-526.74	-489.26	-1,186.49
Debt Ratio	3.66	5.40	4.44	3.66	3.47	1.20	0.81	0.61	0.41	0.37	0.32	0.28
Efficiency & Turnover
Asset Turnover TTM	0.01	0.01	0.03	0.15	0.09	0.07	0.06	0.02	0.05	0.06	0.07	0.06
Days Sales Outstanding TTM	1,344.54	1,569.50	333.95	57.10	70.76	124.84	91.22	123.81	123.77	101.26	81.35	95.90
Receivables Turnover TTM	0.27	0.23	1.09	6.39	5.16	2.92	4.00	2.95	2.95	3.60	4.49	3.81
Per Share Metrics
Diluted EPS TTM	-0.10	-10.29	-13.24	-15.65	-24.61	-22.10	-26.60	-37.24	-46.36	-52.18	-47.44	-43.28
Free Cash Flow Per Share TTM	-0.93	1.58	1.61	0.53	6.96	-2.64	-5.94	-12.62	-19.59	-13.98	-16.04	-20.78
Dividend Per Share TTM	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
Margin Metrics
Gross Profit Margin TTM	1,918.37%	962.61%	294.18%	134.68%	-28.34%	-45.65%	-80.68%	-353.39%	-59.96%	-26.97%	-13.10%	-9.49%
Operating Profit Margin TTM	-34,667.35%	-19,600.00%	-2,528.66%	-560.71%	-616.11%	-679.61%	-1,311.92%	-3,301.63%	-2,232.47%	-1,462.95%	-1,113.42%	-1,090.05%
Net Profit Margin TTM	-589.80%	-23,857.39%	-5,210.75%	-1,251.34%	-2,272.61%	-2,050.26%	-2,085.68%	-4,648.24%	-2,243.63%	-1,441.61%	-1,087.97%	-948.54%
Growth Metrics
Net Revenue Growth (1Y)	-98.28%	-95.95%	-79.68%	113.28%	-31.34%	-55.95%	-56.38%	-80.40%	-52.66%	-20.02%	10.56%	10.87%
Net Income Growth (1Y)	-99.55%	-52.86%	-49.23%	-42.58%	-30.45%	-37.35%	-16.37%	-3.95%	161.18%	161.50%	198.74%	262.21%
EPS Growth (1Y)	-99.58%	-53.41%	-50.22%	-57.97%	-46.91%	-57.65%	-43.92%	-13.95%	123.50%	152.00%	194.44%	222.05%
Calculated Values
Free Cash Flow TTM	-2.61M	4.22M	4.26M	1.40M	18.35M	-6.96M	-15.35M	-24.20M	-39.43M	-24.89M	-27.81M	-35.69M
Net Debt	1.33M	1.38M	-329.00K	178.00K	-192.00K	-682.00K	-1.62M	-4.41M	-3.66M	-12.80M	-20.30M	-33.62M
Per-Share and Margin
EPS TTM
Adjusted EPS TTM
Cash Flow Per Share TTM
Pretax Margin TTM
Stock Comp to Revenue TTM
Turnover Ratios and Averages
Average Assets
Average Equity
Average Inventory
Average Receivables
Average Accounts Payables
Inventory Turnover TTM
Payables Turnover TTM
Days Inventory Outstanding TTM
Days Payables Outstanding TTM
Cash Conversion Cycle TTM
Working Capital to Revenue
Deferred Revenue to Revenue
Growth Rates
Total Assets Growth (1Y)
Total Assets Growth (3Y)
Total Assets Growth (5Y)
Dividends Paid Growth (1Y)
Dividends Paid Growth (3Y)
Dividends Paid Growth (5Y)
EPS Growth (3Y)
EPS Growth (5Y)
Net Income Growth (3Y)
Net Income Growth (5Y)
Net Profit Margin Growth (1Y)
Net Profit Margin Growth (3Y)
Net Profit Margin Growth (5Y)
Net Revenue Growth (3Y)
Net Revenue Growth (5Y)
Deferred Revenue Growth (1Y)
Retained Earnings Growth (1Y)
Credit, Liquidity, Returns, Payout
Cash Ratio
Net Working Capital
Debt to EBITDA TTM
Net Debt to EBITDA TTM
Net Debt to Equity
Altman A
Altman B
Altman C
Altman D
Altman E
Altman Z-Score
ROA TTM
ROE TTM
NOPAT TTM
ROIC TTM
Effective Tax Rate TTM
Payout Ratio TTM
Dilution Ratio
Retained Earnings to Equity
Treasury Stock to Equity
Treasury Stock Change (1Y)
Accrued to Current Liabilities
Valuation Ratios
P/CF TTM
Dividend Yield TTM
Free Cash Flow Yield TTM
EV EBITDA TTM
EV EBIT TTM
Stock Compensation TTM
Adjusted Net Income TTM
Billings TTM
Total Debt
Invested Capital

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Insider Transactions

2023-09-06Sale

Owner: Gregoriou, Vassilios

Title: CEO, Chair

Shares: 14,157

Price/Share: $0.53

Value: $7,503.21

Shares Owned: 6,367,669

Relationship: Director,Officer,TenPercentOwner

Ownership: Direct

2023-09-06Sale

Owner: Brackman, Kevin L.

Title: CFO

Shares: 27,771

Price/Share: $0.53

Value: $14,718.63

Shares Owned: 176,477

Relationship: Officer

Ownership: Direct

2023-02-08Sale

Owner: Coffey, James F.

Title: COO, GC

Shares: 9,136

Price/Share: $1.92

Value: $17,541.12

Shares Owned: 877,396

Relationship: Officer

Ownership: Direct

2023-02-08Sale

Owner: Gregoriou, Vassilios

Title: CEO, Chair

Shares: 22,696

Price/Share: $1.92

Value: $43,576.32

Shares Owned: 6,381,826

Relationship: Director,Officer,TenPercentOwner

Ownership: Direct

2023-02-08Sale

Owner: De, Castro Emory Sayre

Title: CTO

Shares: 9,248

Price/Share: $1.96

Value: $18,126.08

Shares Owned: 2,413,503

Relationship: Director,Officer

Ownership: Direct

Filed Date	Owner	Relationship	Title	Ownership	Purchase/Sale	No. Shares	Price Per Share	Value	Shares Owned	Document Type
2023-09-06	Gregoriou, Vassilios	Director,Officer,TenPercentOwner	CEO, Chair	Direct	Sale	14,157	0.53	$7,503.21	6,367,669	4
2023-09-06	Brackman, Kevin L.	Officer	CFO	Direct	Sale	27,771	0.53	$14,718.63	176,477	4
2023-02-08	Coffey, James F.	Officer	COO, GC	Direct	Sale	9,136	1.92	$17,541.12	877,396	4/A
2023-02-08	Gregoriou, Vassilios	Director,Officer,TenPercentOwner	CEO, Chair	Direct	Sale	22,696	1.92	$43,576.32	6,381,826	4/A
2023-02-08	De, Castro Emory Sayre	Director,Officer	CTO	Direct	Sale	9,248	1.96	$18,126.08	2,413,503	4/A
2020-12-03	Adage, Capital Advisors, …	TenPercentOwner	-	Indirect	Sale	268,465	12.18	$3,269,903.70	781,535	4
2020-11-30	Glazer, Paul J, Glazer Ca…	TenPercentOwner	-	Indirect	Sale	428,713	12.91	$5,534,684.83	985,100	4
2020-11-27	Hudson, Bay Capital Manag…	TenPercentOwner	-	Indirect	Sale	100,000	11.27	$1,127,000.00	900,000	4
2020-11-25	Glazer, Paul J, Glazer Ca…	TenPercentOwner	-	Indirect	Sale	168,001	10.50	$1,764,010.50	1,413,813	4
2020-10-19	Glazer, Capital, Llc, Gla…	TenPercentOwner	-	Indirect	Sale	25,000	10.35	$258,750.00	1,603,386	4
2020-10-15	Glazer, Capital, Llc, Gla…	TenPercentOwner	-	Indirect	Sale	10,000	10.35	$103,500.00	1,628,386	4
2020-09-22	Glazer, Capital, Llc, Gla…	TenPercentOwner	-	Indirect	Sale	50,000	10.96	$548,000.00	2,034,369	4
2020-09-18	Glazer, Capital, Llc, Gla…	TenPercentOwner	-	Indirect	Sale	1	10.55	$10.55	2,084,369	4
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Institutional Ownership

No data available for chart

2025-09-30

6.55%

Inst. Shares: 184,593

Shares Outstanding: 2,819,633

2025-06-30

6.89%

Inst. Shares: 183,754

Shares Outstanding: 2,665,089

2025-03-31

6.04%

Inst. Shares: 159,200

Shares Outstanding: 2,636,508

2024-12-31

7.58%

Inst. Shares: 198,614

Shares Outstanding: 2,618,857

2024-09-30

4.57%

Inst. Shares: 120,442

Shares Outstanding: 2,636,508

Date	Institutional Shares Owned	Shares Outstanding	Institutional Ownership %
2025-09-30	184,593	2,819,633	6.55%
2025-06-30	183,754	2,665,089	6.89%
2025-03-31	159,200	2,636,508	6.04%
2024-12-31	198,614	2,618,857	7.58%
2024-09-30	120,442	2,636,508	4.57%
2024-06-30	125,880	2,634,179	4.78%
2024-03-31	7,048,750	2,584,918	272.69%
2023-12-31	3,480,569	1,917,179	181.55%
2023-09-30	3,761,071	2,012,382	186.90%
2023-06-30	3,557,589	1,780,574	199.80%
2023-03-31	3,939,850	1,733,439	227.29%
2022-12-31	17,839,402	1,717,623	-
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ADVENT TECHNOLOGIES HOLDINGS, INC. (ADN) — SEC Financial Statements & Analysis

ADVENT TECHNOLOGIES HOLDINGS, INC. (ADN) is a miscellaneous electrical machinery, equipment & supplies company, incorporated in DE. ADVENT TECHNOLOGIES HOLDINGS, INC. trades on None, OTC as: ADN, ADNH, ADNWW. Based on its latest SEC filing (Form 10-Q, period ending 2025-09-30), ADVENT TECHNOLOGIES HOLDINGS, INC. reported a -98.28% year-over-year revenue growth, a Gross Profit Margin of 1918.37% (TTM), a Debt-to-Equity ratio of -1.38x. Figures below are sourced from SEC EDGAR, as-filed.

Net Revenue TTM Growth 1Y: -98.28%
Gross Profit Margin TTM: 1918.37%
Debt To Equity: -1.38x

Data as of 2025-09-30 · Source: SEC EDGAR

Frequently Asked Questions

What industry is ADVENT TECHNOLOGIES HOLDINGS, INC. in?

ADVENT TECHNOLOGIES HOLDINGS, INC. (ADN) operates in the Miscellaneous Electrical Machinery, Equipment & Supplies industry.

What exchange does ADN trade on?

ADVENT TECHNOLOGIES HOLDINGS, INC. (ADN) trades on the None, OTC.

Where is ADVENT TECHNOLOGIES HOLDINGS, INC. incorporated?

ADVENT TECHNOLOGIES HOLDINGS, INC. is incorporated in DE.

ADVENT TECHNOLOGIES HOLDINGS, INC. (ADN) — SEC Financial Statements & Analysis

Frequently Asked Questions

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