Samborski Christopher William — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Samborski Christopher William has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

Profile

Christopher William Samborski is an executive known for his role as Executive Vice President and Chief Operating Officer at Martin Marietta Materials, Inc., a leading supplier of construction materials in the United States. He has been instrumental in overseeing the company's operations and strategic initiatives.

Board memberships

• Martin Marietta Materials, Inc.

Awards & honors

• Leadership in operational efficiency at Martin Marietta
• Strategic growth initiatives in construction materials sector

Recent Transactions

Companies — Last 90 Days

• MARTIN MARIETTA MATERIALS INC (MLM) — 1 filings, last 2026-05-05

Frequently Asked Questions

Who is Samborski Christopher William?

Christopher William Samborski is an executive known for his role as Executive Vice President and Chief Operating Officer at Martin Marietta Materials, Inc., a leading supplier of construction materials in the United States. He has been instrumental in overseeing the company's operations and strategic initiatives.…

How many SEC Form 4 filings has Samborski Christopher William submitted recently?

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

Where can I see all of Samborski Christopher William'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.

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