Merck & Co., Inc. (MRK) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: May 04, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

2.5B

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

MRK currently has 2.47B outstanding shares. with minimal authorized share overhang for future dilution. The company has not diluted shareholders through share issuances in the past 2 years, which is positive for existing holders.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
May 04, 2026	10-Q filing \| 2472.0M shares outstanding	2.5B
Nov 05, 2025	10-Q filing \| 2495.0M shares outstanding	2.5B
Aug 05, 2025	10-Q filing \| 2510.0M shares outstanding	2.5B
May 02, 2025	10-Q filing \| 2523.0M shares outstanding	2.5B
Feb 25, 2025	10-K filing \| 2532.0M shares outstanding	2.5B
Nov 06, 2024	10-Q filing \| 2534.0M shares outstanding	2.5B
Aug 05, 2024	10-Q filing \| 2534.0M shares outstanding	2.5B
May 03, 2024	10-Q filing \| 2533.0M shares outstanding	2.5B
Feb 26, 2024	10-K filing \| 2537.0M shares outstanding	2.5B
Nov 03, 2023	10-Q filing \| 2537.0M shares outstanding	2.5B
Aug 07, 2023	10-Q filing \| 2539.0M shares outstanding	2.5B
May 05, 2023	10-Q filing \| 2538.0M shares outstanding	2.5B
Feb 24, 2023	10-K filing \| 2542.0M shares outstanding	2.5B
Nov 03, 2022	10-Q filing \| 2533.0M shares outstanding	2.5B
Aug 05, 2022	10-Q filing \| 2531.0M shares outstanding	2.5B
May 05, 2022	10-Q filing \| 2528.0M shares outstanding	2.5B
Feb 25, 2022	10-K filing \| 2530.0M shares outstanding	2.5B
Nov 05, 2021	10-Q filing \| 2530.0M shares outstanding	2.5B
Aug 09, 2021	10-Q filing \| 2533.0M shares outstanding	2.5B
May 05, 2021	10-Q filing \| 2531.0M shares outstanding	2.5B
Feb 25, 2021	10-K filing \| 2530.0M shares outstanding	2.5B
Nov 05, 2020	10-Q filing \| 2529.0M shares outstanding	2.5B
Aug 05, 2020	10-Q filing \| 2527.0M shares outstanding	2.5B
May 06, 2020	10-Q filing \| 2533.0M shares outstanding	2.5B
Feb 26, 2020	10-K filing \| 2565.0M shares outstanding	2.6B

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