InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
3
T+90 hit rate
0%
T+90 mean return
-7.0%
Across 4 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Gregoriou Vassilios, Chairman & CEO. Insider active across 1 company, notably Advent Technologies Holdings, INC.. In total, 10 reports have been published. Split: 0 buy · 3 sells. Total volume traded: €76k. Activity tracked since 11 June 2021. The latest transaction was filed on 6 September 2023 (Cession). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations10 total
14,157 shares@ US$0.5311.2% of flowCommon StockSEC:0001829126-23-006016:0
18,642 shares@ US$1.99915.9% of flowCommon StockSEC:0001209191-23-026171:0
18,642 shares@ US$1.99915.9% of flowCommon StockSEC:0001209191-23-024337:0
72,161 shares@ US$2.0423.2% of flowCommon StockSEC:0001209191-23-007636:0
105,122 shares@ US$4.0463.8% of flowCommon StockSEC:0001829126-22-016232:0
175,000 shares0Common StockSEC:0001209191-22-042300:0
922,118 shares0Common StockSEC:0001140361-21-021216
922,118 shares0Common StockSEC:0001140361-21-021216:0
922,118 shares0Common StockSEC:0001140361-21-021039
922,118 shares0Common StockSEC:0001140361-21-021039:0
10 of 10 declarations
About Gregoriou Vassilios
Vassilios Gregoriou is Chairman and CEO of Advent Technologies Holdings, Inc. He oversees the strategic direction of the company and is responsible for its operations. With extensive experience in the technology sector, Vassilios plays a key role in the innovation and growth of Advent Technologies. His leadership is essential to achieving the company's objectives.
