Security key
00788A113
ADVENT TECHNOLOGIES HOLDINGS, INC. - *W EXP 02/03/202 (ADNWW)
CUSIP: 00788A113
Q3 2024 13F Holders as of 30 Sep 2024
- Security type / class
- Equity / *W EXP 02/03/202
- Total 13F shares
- 1,173,535
- Total 13F value
- $10,224
- Share change
- -3,143,670
- SEC-reported price per share
- $0.01
- Number of holders
- 7
- Value change
- -$40,984
- Number of buys
- 1
- Number of sells
- 2
Report period
Q3 2024
Institutions
7
Top holders
7
ADNWW full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
ADVENT TECHNOLOGIES HOLDINGS, INC. SEC filings
ADVENT TECHNOLOGIES HOLDINGS, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 00788A113
Recent filing periods:
Ownership snapshot
Top reported holders of ADNWW - ADVENT TECHNOLOGIES HOLDINGS, INC. - *W EXP 02/03/202 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Vassilios Gregoriou
Disclosed value leader
Vassilios Gregoriou
Comparable rows
0/15
Latest evidence
30 Jun 2024
3/4/5
13F
Highest disclosed value: $3,381,232
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Vassilios Gregoriou has the largest disclosed position value at $3.38M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Vassilios Gregoriou's linked filing trail.
Disclosed position value
Top 5
Vassilios Gregoriou
$3.38M
Christos Kaskavelis
$2.15M
Emory Sayre de Castro
$1.28M
James F. Coffey
$465.9K
John Hunter William
$236.7K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Vassilios Gregoriou |
3/4/5
CEO, Chair, Director, 10%+ Owner
|
—
denominator unverified
|
$3,381,232
6,367,669 shares
|
— | 06 Sep 2023 |
| Christos Kaskavelis |
3/4/5
CMO
|
—
denominator unverified
|
$2,150,501
4,049,907 shares
|
— | 11 Jun 2021 |
| Emory Sayre de Castro |
3/4/5
CTO, Director
|
—
denominator unverified
|
$1,281,570
2,413,503 shares
|
— | 06 Feb 2023 |
| James F. Coffey |
3/4/5
COO, GC
|
—
denominator unverified
|
$465,897
877,396 shares
|
— | 06 Feb 2023 |
| John Hunter William |
3/4/5
President and CFO, Director
|
—
mixed-class rows
|
$236,717
791,588 shares
mixed-class rows
|
— | 11 Jun 2021 |
| Panoraia Gourdoupi |
3/4/5
Director
|
—
denominator unverified
|
$201,507
379,485 shares
|
— | 12 Jan 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
7
Shares
1,173,535
Rows available
7
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2024 vs Q3 2025 Across Filers
Q3 2025 holders
6
Q3 2024 holders
7
Holder diff
1
| Investor | Q3 2025 Shares | Q3 2024 Shares | Share Diff | Share Chg % | Q3 2025 value | Q3 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend