Form 4 holding
CTO, Director
ADVENT TECHNOLOGIES HOLDINGS, INC.
- Security class
- Common Stock
- Shares / value
- 2,413,503
- Estimated value
- $1,281,570
- Report date
- 08 Feb 2023
- Price
- $0.5310
- Ownership
- Direct
Emory Sayre de Castro - CTO, Director at ADVENT TECHNOLOGIES HOLDINGS, INC.
Issuer-level insider activity
- Role
- CTO, Director
- Issuer ticker
- ADNH on OTC
- Entity type
- Individual
- Source filing history
- Open source filing history
Identity
Names, identifiers, and filing context for this profile.
1 identity field
Source evidence
Original filing metadata and source links for verification.
1 source field
No buys or sells have been reported by Emory Sayre de Castro since 17 Aug 2025
Reported holdings for Emory Sayre de Castro in ADVENT TECHNOLOGIES HOLDINGS, INC.
Transaction history for Emory Sayre de Castro in ADVENT TECHNOLOGIES HOLDINGS, INC.
| Sym | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares after | Date | Ownership |
|---|
* marks a reported price that did not pass the local price check.