QUEST DIAGNOSTICS INC (DGX) - Dilution Analysis

Visualizing historical and potential share dilution over time

View Stock Details

Chase Ink Business Preferred®

Earn Up to 150K Bonus Points

Transfer points to 14+ airline & hotel partners. Up to 40% upgrade value on first class travel. $95/yr.

Apply Now

Dilution Analysis

Low Risk

Limited dilution potential

Last updated: April 22, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 1.8% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

110M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

DGX currently has 110M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 1.8% over the past 2 years.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
Apr 22, 2026	10-Q filing \| 110.0M shares outstanding	110M
Oct 21, 2025	10-Q filing \| 112.0M shares outstanding	110M
Jul 23, 2025	10-Q filing \| 112.0M shares outstanding	110M
Apr 23, 2025	10-Q filing \| 111.0M shares outstanding	110M
Feb 20, 2025	10-K filing \| 111.0M shares outstanding	110M
Oct 23, 2024	10-Q filing \| 112.0M shares outstanding	110M
Jul 24, 2024	10-Q filing \| 111.0M shares outstanding	110M
Apr 24, 2024	10-Q filing \| 111.0M shares outstanding	110M
Feb 22, 2024	10-K filing \| 112.0M shares outstanding	110M
Oct 25, 2023	10-Q filing \| 112.0M shares outstanding	110M
Jul 27, 2023	10-Q filing \| 112.0M shares outstanding	110M
Apr 28, 2023	10-Q filing \| 112.0M shares outstanding	110M
Feb 21, 2023	10-K filing \| 116.0M shares outstanding	120M
Oct 21, 2022	10-Q filing \| 116.0M shares outstanding	120M
Jul 22, 2022	10-Q filing \| 117.0M shares outstanding	120M
Apr 22, 2022	10-Q filing \| 119.0M shares outstanding	120M
Feb 28, 2022	10-K filing \| 125.0M shares outstanding	130M
Oct 22, 2021	10-Q filing \| 123.0M shares outstanding	120M
Jul 23, 2021	10-Q filing \| 125.0M shares outstanding	130M
Apr 28, 2021	8-K filing: Quest Diagnostics Incorporated entered into accelerated share repurchase agreements with financial institutions to repurchase approximately $1.5 billion of the Company's common stock and received an initial 9,072,352 shares on April 27, 2021. ($1500.0M proceeds)	130M
Apr 23, 2021	10-Q filing \| 133.0M shares outstanding	130M
Feb 22, 2021	10-K filing \| 134.0M shares outstanding	130M
Oct 23, 2020	10-Q filing \| 135.0M shares outstanding	140M
Jul 24, 2020	10-Q filing \| 134.0M shares outstanding	130M
May 04, 2020	10-Q filing \| 134.0M shares outstanding	130M
Feb 20, 2020	10-K filing \| 134.0M shares outstanding	130M

Back to DGX Details