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Martin Marietta Materials

XNYS · MINING & QUARRYING OF NONMETALLIC MINERALS (NO FUELS) · MINING & QUARRYING OF NONMETALLIC MINERALS (NO FUELS)

1 article20 insider tx0 holders0 supply chain0 selling intent filings3 new insiders

Research articles

Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.

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Recent insider activity

Date Insider Title Type Shares Price Value
5/29/2026 WAJSGRAS DAVID C GRANT 69 $582 $40,133
5/29/2026 Pike Thomas GRANT 59 $582 $34,317
5/29/2026 LYONS MARTIN J GRANT 61 $582 $35,480
5/14/2026 WAJSGRAS DAVID C GRANT 313
5/14/2026 SLAGER DONALD W GRANT 313
5/14/2026 Pike Thomas GRANT 313
5/14/2026 PEREZ LAREE E GRANT 313
5/14/2026 Mack Mary T GRANT 313
5/14/2026 LYONS MARTIN J GRANT 313
5/14/2026 Foxx Anthony R GRANT 313
5/14/2026 DELLY GAYLA J GRANT 313
5/14/2026 Ables Dorothy M GRANT 313
5/1/2026 Samborski Christopher William EVP, COO GRANT 8,101
3/1/2026 Schoen George Frederick EVP, GC and Corp. Secretary GRANT 23,673
3/1/2026 Petro Michael J SVP and CFO GRANT 2,960
3/1/2026 Nye C Howard Chairman, Pres & CEO GRANT 5,919
3/1/2026 McCunniff Donald A. EVP and CHRO GRANT 2,960
2/27/2026 WAJSGRAS DAVID C GRANT 56 $677 $37,888
2/27/2026 Pike Thomas GRANT 47 $677 $31,799
2/27/2026 KORALESKI JOHN J GRANT 69 $677 $46,683

New Insiders (Form 3)

Date Insider Title Relationship Shares Filing
5/18/2026 SEC
5/18/2026 SEC
5/5/2026 SEC
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