VERTEX PHARMACEUTICALS INC / MA (VRTX) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: May 05, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

250M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

VRTX currently has 254M 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 05, 2026	10-Q filing \| 254.1M shares outstanding	250M
Nov 04, 2025	10-Q filing \| 255.6M shares outstanding	260M
Aug 05, 2025	10-Q filing \| 256.7M shares outstanding	260M
May 06, 2025	10-Q filing \| 256.9M shares outstanding	260M
Feb 13, 2025	10-K filing \| 257.9M shares outstanding	260M
Nov 05, 2024	10-Q filing \| 258.0M shares outstanding	260M
Aug 02, 2024	10-Q filing \| 258.1M shares outstanding	260M
May 07, 2024	10-Q filing \| 258.2M shares outstanding	260M
Feb 15, 2024	10-K filing \| 257.7M shares outstanding	260M
Nov 07, 2023	10-Q filing \| 258.0M shares outstanding	260M
Aug 02, 2023	10-Q filing \| 257.7M shares outstanding	260M
May 02, 2023	10-Q filing \| 257.4M shares outstanding	260M
Feb 10, 2023	10-K filing \| 256.1M shares outstanding	260M
Oct 28, 2022	10-Q filing \| 256.5M shares outstanding	260M
Aug 05, 2022	10-Q filing \| 255.9M shares outstanding	260M
May 06, 2022	10-Q filing \| 255.1M shares outstanding	260M
Feb 09, 2022	10-K filing \| 257.7M shares outstanding	260M
Nov 03, 2021	10-Q filing \| 257.9M shares outstanding	260M
Jul 30, 2021	10-Q filing \| 259.0M shares outstanding	260M
Apr 30, 2021	10-Q filing \| 259.4M shares outstanding	260M
Feb 11, 2021	10-K filing \| 259.8M shares outstanding	260M
Oct 30, 2020	10-Q filing \| 260.4M shares outstanding	260M
Jul 31, 2020	10-Q filing \| 259.6M shares outstanding	260M
May 01, 2020	10-Q filing \| 259.8M shares outstanding	260M
Feb 13, 2020	10-K filing \| 256.7M shares outstanding	260M

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