MARTIN MARIETTA MATERIALS INC (MLM) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: April 30, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0.49% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

60M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

MLM currently has 60.3M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.49% over the past 2 years.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
Apr 30, 2026	10-Q filing \| 60.3M shares outstanding	60M
Nov 04, 2025	10-Q filing \| 60.3M shares outstanding	60M
Aug 07, 2025	10-Q filing \| 60.3M shares outstanding	60M
Apr 30, 2025	10-Q filing \| 60.9M shares outstanding	61M
Feb 21, 2025	10-K filing \| 61.4M shares outstanding	61M
Oct 30, 2024	10-Q filing \| 61.1M shares outstanding	61M
Aug 08, 2024	10-Q filing \| 61.5M shares outstanding	62M
Apr 30, 2024	10-Q filing \| 61.8M shares outstanding	62M
Feb 23, 2024	10-K filing \| 61.9M shares outstanding	62M
Nov 01, 2023	10-Q filing \| 61.8M shares outstanding	62M
Jul 27, 2023	10-Q filing \| 61.9M shares outstanding	62M
May 04, 2023	10-Q filing \| 62.1M shares outstanding	62M
Feb 24, 2023	10-K filing \| 62.3M shares outstanding	62M
Nov 02, 2022	10-Q filing \| 62.3M shares outstanding	62M
Jul 28, 2022	10-Q filing \| 62.4M shares outstanding	62M
May 03, 2022	10-Q filing \| 62.4M shares outstanding	62M
Feb 22, 2022	10-K filing \| 62.4M shares outstanding	62M
Nov 02, 2021	10-Q filing \| 62.4M shares outstanding	62M
Jul 29, 2021	10-Q filing \| 62.4M shares outstanding	62M
May 04, 2021	10-Q filing \| 62.3M shares outstanding	62M
Feb 19, 2021	10-K filing \| 62.3M shares outstanding	62M
Oct 29, 2020	10-Q filing \| 62.3M shares outstanding	62M
Jul 28, 2020	10-Q filing \| 62.3M shares outstanding	62M
May 05, 2020	10-Q filing \| 62.3M shares outstanding	62M
Feb 21, 2020	10-K filing \| 62.5M shares outstanding	63M

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