MLM

SEC source: 0000916076-25-000040 · form4.xml · nonDerivative · entry 1

Nye C Howard · CIK 0001373147 · Director · Chairman, Pres & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 151,876

SEC source: 0000916076-25-000036 · form4.xml · nonDerivative · entry 1

Cardin Robert J · CIK 0001592427 · SVP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,066

SEC source: 0000916076-25-000038 · form4.xml · nonDerivative · entry 1

McCunniff Donald A. · CIK 0001355849 · EVP and CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,473

SEC source: 0000916076-25-000033 · form4.xml · nonDerivative · entry 1

BAR ROSELYN R · CIK 0001164744 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,594

SEC source: 0000916076-25-000029 · form4.xml · nonDerivative · entry 2

BAR ROSELYN R · CIK 0001164744 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,660

SEC source: 0000916076-25-000031 · form4.xml · nonDerivative · entry 1

Flynn Jason Paul · CIK 0002083174 · SVP and CIO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,399

SEC source: 0000916076-25-000029 · form4.xml · nonDerivative · entry 1

BAR ROSELYN R · CIK 0001164744 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,148

SEC source: 0000916076-25-000027 · form4.xml · nonDerivative · entry 1

WAJSGRAS DAVID C · CIK 0001193800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,590

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000025 · form4.xml · nonDerivative · entry 1

Pike Thomas · CIK 0001471570 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,544

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000023 · form4.xml · nonDerivative · entry 1

KORALESKI JOHN J · CIK 0001200010 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,753

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000021 · form4.xml · nonDerivative · entry 1

WAJSGRAS DAVID C · CIK 0001193800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,529

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000018 · form4.xml · nonDerivative · entry 1

KORALESKI JOHN J · CIK 0001200010 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,678

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000019 · form4.xml · nonDerivative · entry 1

Pike Thomas · CIK 0001471570 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,493

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0000916076-25-000009 · form4.xml · nonDerivative · entry 1

PEREZ LAREE E · CIK 0001243153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,417

SEC source: 0001127602-25-019040 · form4.xml · nonDerivative · entry 1

Petro Michael J · CIK 0001878191 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,806.6026

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award cliff vests on the fifth anniversary of the award date, subject to continued employment and other terms and conditions specified in the award agreement.

SEC source: 0001127602-25-016309 · form4.xml · nonDerivative · entry 1

WAJSGRAS DAVID C · CIK 0001193800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,468

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-016306 · form4.xml · nonDerivative · entry 1

KORALESKI JOHN J · CIK 0001200010 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,602

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-016308 · form4.xml · nonDerivative · entry 1

Pike Thomas · CIK 0001471570 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,442

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-014650 · form4.xml · nonDerivative · entry 1

WAJSGRAS DAVID C · CIK 0001193800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,399

SEC source: 0001127602-25-014647 · form4.xml · nonDerivative · entry 1

SLAGER DONALD W · CIK 0001245142 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,751

SEC source: 0001127602-25-014644 · form4.xml · nonDerivative · entry 1

Pike Thomas · CIK 0001471570 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,384

SEC source: 0001127602-25-014642 · form4.xml · nonDerivative · entry 1

PEREZ LAREE E · CIK 0001243153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,455

SEC source: 0001127602-25-014640 · form4.xml · nonDerivative · entry 1

Mack Mary T · CIK 0001689162 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 601

SEC source: 0001127602-25-014638 · form4.xml · nonDerivative · entry 1

KORALESKI JOHN J · CIK 0001200010 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,517

SEC source: 0001127602-25-014636 · form4.xml · nonDerivative · entry 1

Foxx Anthony R · CIK 0001831914 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,302

SEC source: 0001127602-25-014634 · form4.xml · nonDerivative · entry 1

COLE SUE W · CIK 0001166747 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,394

SEC source: 0001127602-25-014631 · form4.xml · nonDerivative · entry 1

Ables Dorothy M · CIK 0001448781 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,908

SEC source: 0001127602-25-014811 · form4.xml · nonDerivative · entry 1

Cardin Robert J · CIK 0001592427 · SVP, Interim CFO, Ctrl & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,098

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests in two equal installments on December 31, 2026, and June 30, 2027, subject to continued employment and other terms and conditions specified in the award agreement.

SEC source: 0001127602-25-008484 · form4.xml · derivative · entry 3

McCunniff Donald A. · CIK 0001355849 · EVP and CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,332 shares

Expires 2025-05-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Non-qualified stock option award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan. Options become exercisable in four equal annual installments commencing one year from the date of grant.

SEC source: 0001127602-25-008484 · form4.xml · nonDerivative · entry 2

McCunniff Donald A. · CIK 0001355849 · EVP and CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,523

SEC source: 0001127602-25-008484 · form4.xml · nonDerivative · entry 1

McCunniff Donald A. · CIK 0001355849 · EVP and CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,855

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-008135 · form4.xml · nonDerivative · entry 1

Petro Michael J · CIK 0001878191 · SVP - Strategy and Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,984.6026

SEC source: 0001127602-25-007383 · form4.xml · nonDerivative · entry 1

WAJSGRAS DAVID C · CIK 0001193800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,091

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-007381 · form4.xml · nonDerivative · entry 1

Pike Thomas · CIK 0001471570 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,076

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-007378 · form4.xml · nonDerivative · entry 1

KORALESKI JOHN J · CIK 0001200010 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,209

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

SEC source: 0001127602-25-006598 · form4.xml · nonDerivative · entry 3

Nye C Howard · CIK 0001373147 · Director · Chairman, Pres & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 152,174

SEC source: 0001127602-25-006604 · form4.xml · nonDerivative · entry 2

Petro Michael J · CIK 0001878191 · SVP - Strategy and Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,434.6026

SEC source: 0001127602-25-006575 · form4.xml · nonDerivative · entry 2

Nickolas James AJ · CIK 0001715189 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,643

SEC source: 0001127602-25-006557 · form4.xml · nonDerivative · entry 2

Cardin Robert J · CIK 0001592427 · Sr. VP, Controller and CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,229

SEC source: 0001127602-25-006553 · form4.xml · nonDerivative · entry 2

Brooks Oliver W · CIK 0001943383 · SVP - Enterprise Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,178

SEC source: 0001127602-25-006548 · form4.xml · nonDerivative · entry 3

BAR ROSELYN R · CIK 0001164744 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,568

SEC source: 0001127602-25-006598 · form4.xml · nonDerivative · entry 2

Nye C Howard · CIK 0001373147 · Director · Chairman, Pres & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,206

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006598 · form4.xml · nonDerivative · entry 1

Nye C Howard · CIK 0001373147 · Director · Chairman, Pres & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,774

SEC source: 0001127602-25-006604 · form4.xml · nonDerivative · entry 1

Petro Michael J · CIK 0001878191 · SVP - Strategy and Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,634.6026

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006575 · form4.xml · nonDerivative · entry 1

Nickolas James AJ · CIK 0001715189 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,093

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006568 · form4.xml · nonDerivative · entry 1

McCunniff Donald A. · CIK 0001355849 · EVP and CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,523

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006562 · form4.xml · nonDerivative · entry 1

KOHN BRADLEY D · CIK 0001339198 · SVP, General Counsel and Secy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,625

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006557 · form4.xml · nonDerivative · entry 1

Cardin Robert J · CIK 0001592427 · Sr. VP, Controller and CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,445

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006553 · form4.xml · nonDerivative · entry 1

Brooks Oliver W · CIK 0001943383 · SVP - Enterprise Excellence

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,366

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.

SEC source: 0001127602-25-006548 · form4.xml · nonDerivative · entry 2

BAR ROSELYN R · CIK 0001164744 · Executive Vice President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,970

F1 · shares: Restricted stock unit award granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan, which award vests pro rata in equal installments over three years from the date of grant.