CHURCHILL WINSTON J — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

CHURCHILL WINSTON J has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $926K.

Profile

CHURCHILL WINSTON J
RoleDirector
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-16AMKRAMKOR TECHNOLOGY, INC.S — Open-market sale5.0K$78.20$391K
2026-06-16AMKRAMKOR TECHNOLOGY, INC.M — Option exercise5.0K$19.39$97K
2026-05-15AMKRAMKOR TECHNOLOGY, INC.M — Option exercise9.9K$0.00
2026-05-07AMKRAMKOR TECHNOLOGY, INC.S — Open-market sale7.0K$76.45$535K
2025-05-14AMKRAMKOR TECHNOLOGY, INC.M — Option exercise6.0K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is CHURCHILL WINSTON J?

CHURCHILL WINSTON J is a corporate insider — currently tracked as Director of AMKOR TECHNOLOGY, INC. (AMKR). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has CHURCHILL WINSTON J submitted recently?

4 primary Form 4 filings in the last 90 days, covering 1 company.

Has CHURCHILL WINSTON J been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($926K) across all tracked filings.

Where can I see all of CHURCHILL WINSTON J's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live CHURCHILL WINSTON J profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.