Vassilios Gregoriou SEC EDGAR Filings (CIK 0001843793)

SEC EDGAR filings, ownership reports, and insider transactions for Vassilios Gregoriou.

Business address
One Mifflin Place, 119 Mt. Auburn Street, Suite 400, Cambridge, MA, 02138
Top holdings (ownership)
ADN
⭐ Add to watchlist ⭐
Get insider transactions for this reporting owner
Vassilios Gregoriou has filed 11 SEC EDGAR filings since 05 Feb 2021

Latest Filings

Recent SEC filings for Vassilios Gregoriou including 4, 4/A, SC 13D and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 08 Sep 2023 06 Sep 2023 001-38742
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 28 Apr 2023 06 Feb 2023 001-38742
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 14 Apr 2023 06 Feb 2023 001-38742
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Feb 2023 04 Feb 2023 001-38742
4 Open 4 document View SEC filing for 4 4 26 Aug 2022 04 Feb 2022 001-38742
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Jul 2022 12 Jul 2022 001-38742
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 16 Jun 2021 11 Jun 2021 001-38742
4 Open 4 document View SEC filing for 4 FORM 4 15 Jun 2021 11 Jun 2021 001-38742
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D FOR ADVENT TECHNOLOGIES HOLDINGS, INC. ON BEHALF OF VASSILIOS GREGO 16 Feb 2021
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Feb 2021 04 Feb 2021 001-38742
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 05 Feb 2021 04 Feb 2021 001-38742

About this filer

Vassilios Gregoriou files with the SEC under CIK 0001843793. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

Related pages