MARTENS PHILIP R — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

MARTENS PHILIP R has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.39M.

Profile

MARTENS PHILIP R
RoleInsider
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-21GPKGRAPHIC PACKAGING HOLDING COA — Grant or award16.3K$0.00
2025-08-01GPKGRAPHIC PACKAGING HOLDING COS — Open-market sale7.0K$21.80$153K
2025-08-01GPKGRAPHIC PACKAGING HOLDING COS — Open-market sale56.7K$21.84$1.24M
2025-05-21GPKGRAPHIC PACKAGING HOLDING COA — Grant or award7.0K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is MARTENS PHILIP R?

MARTENS PHILIP R is a corporate insider — currently tracked as Insider of GRAPHIC PACKAGING HOLDING CO (GPK). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has MARTENS PHILIP R submitted recently?

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

Has MARTENS PHILIP R been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($1.39M) across all tracked filings.

Where can I see all of MARTENS PHILIP R'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 MARTENS PHILIP R profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.