Douglas A. Alexander
Director · AMKOR TECHNOLOGY, INC.
IndividualSelling only6 10b5-1 trades
- 2024
- Oct 6, 2026
- 12
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Douglas A. Alexander files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- John T. Kim - $484.90M in AMKR purchases and sales in the last 12 months
- 915 Investments, LP - $484.90M in AMKR purchases and sales in the last 12 months
- Guillaume Marie Jean Rutten - $8.74M in AMKR purchases and sales in the last 12 months
- Mark N. Rogers - $3.05M in AMKR purchases and sales in the last 12 months
- Gil C. Tily - $2.09M in AMKR purchases and sales in the last 12 months
- Roger Anthony Carolin - $1.52M in AMKR purchases and sales in the last 12 months
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Frequently asked questions
Who is Douglas A. Alexander?
Douglas A. Alexander is a corporate insider, tracked as Director of AMKOR TECHNOLOGY, INC. (AMKR). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Douglas A. Alexander submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Douglas A. Alexander been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($937K) across all tracked filings.
