InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
T+90 hit rate
100%
T+90 mean return
+23.4%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by ALEXANDER DOUGLAS A, Director. Insider active across 1 company, notably Amkor Technology, INC.. In total, 4 filings have been published. History available since 18 May 2021. The latest transaction was disclosed on 14 May 2025 (Levée d'options). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations4 total
6,017 shares0Common StockSEC:0001047127-25-000105:0
8,706 shares0Common StockSEC:0001209191-22-030647:0
3,094 shares0Common StockSEC:0001209191-21-034059
3,094 shares0Common StockSEC:0001209191-21-034059:0
4 of 4 declarations
About ALEXANDER DOUGLAS A
Douglas A. Alexander is a Director at Amkor Technology, Inc. He contributes to the strategy and governance of the company, bringing his experience in the technology sector.
