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ADVENT TECHNOLOGIES HOLDINGS, INC.

ADNH OTC CIK: 0001744494 Miscellaneous Electrical Machinery, Equipment & Supplies Inc. in DE
View on SEC.gov →
Overview All Filings Annual Quarterly Insiders

Recent Filings

All 385 filings →
Form Description Date
25-NSE — Jan 21, 2026
25-NSE — Jan 21, 2026
8-K 8-K Jan 15, 2026
10-Q 10-Q Nov 17, 2025
NT 10-Q NT 10-Q Nov 14, 2025
8-K 8-K Nov 10, 2025
8-K 8-K Nov 3, 2025
8-K 8-K Oct 29, 2025
8-K 8-K Oct 22, 2025
DEF 14A DEF 14A Sep 30, 2025

Insider Transactions

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Insider Title Type Shares Owns After Date
Hussain Naiem Chief Financial Officer Award / Grant 166,779 251,779 Feb 15, 2024
Gregoriou Vassilios CEO, Chair Sale 14,157 @ $0.53 6,367,669 Sep 6, 2023
Brackman Kevin L. CFO Sale 27,771 @ $0.53 176,477 Sep 6, 2023
Gregoriou Vassilios CEO, Chair Sale 18,642 @ $2.00 6,438,860 Feb 7, 2023
Gregoriou Vassilios CEO, Chair Sale 34,338 @ $1.96 6,509,644 Feb 6, 2023
De Castro Emory Sayre CTO Sale 13,992 @ $1.96 2,422,751 Feb 6, 2023
Coffey James F. COO, GC Sale 13,823 @ $1.96 886,532 Feb 6, 2023
GOURDOUPI PANORAIA — Award / Grant 4,688 379,485 Jan 12, 2023
Gregoriou Vassilios CEO, Chair Award / Grant 175,000 6,562,624 Jul 12, 2022
THREATT WAYNE — Award / Grant 64,516 64,516 Jun 15, 2022