ALEXANDER DOUGLAS A
SEC Form 4 insider trading activity
ALEXANDER DOUGLAS A has filed 2 SEC Form 4 filings (6 transaction rows) across 1 company, with disclosures dating back to 2026. 2 of those filings fall inside the rolling window. Most recent filing: Aug 11, 2026.
On the most recent filing, ALEXANDER DOUGLAS A is listed as Director at AMKOR TECHNOLOGY, INC. Inside the rolling window, ALEXANDER DOUGLAS A reported no open-market purchases and 2 open-market sales totaling $662K in AMKR. The largest disclosed transaction in the window is a sale of 5,000 AMKR shares on May 5, 2026, worth $383K.
Companies traded
Other insiders at AMKR
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$662K
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has ALEXANDER DOUGLAS A made?
ALEXANDER DOUGLAS A has filed 2 SEC Form 4 filings (6 transaction rows) across 1 company since 2026.
Which companies does ALEXANDER DOUGLAS A trade?
ALEXANDER DOUGLAS A has filed SEC Form 4 disclosures for 1 company, including AMKR.
When was ALEXANDER DOUGLAS A's most recent SEC Form 4 filing?
ALEXANDER DOUGLAS A's most recent SEC Form 4 filing on Tracefour is dated Aug 11, 2026.
What is ALEXANDER DOUGLAS A's total buy and sell value in the current window?
Inside the rolling retention window, ALEXANDER DOUGLAS A bought $0 and sold $662K based on SEC Form 4 filings.
What was ALEXANDER DOUGLAS A's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 5,000 AMKR shares on 2026-05-05, worth $383K, per SEC Form 4 filings.