The latest closing stock price for Quest Diagnostics as of August 25, 2025 is 178.66.
An investor who bought $1,000 worth of Quest Diagnostics stock at the IPO in 1996 would have $70,404 today, roughly 70 times their original investment - a 15.86% compound annual growth rate over 29 years.
The all-time high Quest Diagnostics stock closing price was 184.40 on August 20, 2025.
The Quest Diagnostics 52-week high stock price is 185.62, which is 3.9% above the current share price.
The Quest Diagnostics 52-week low stock price is 146.17, which is 18.2% below the current share price.
The average Quest Diagnostics stock price for the last 52 weeks is 164.99.
An investor who bought $1,000 worth of Quest Diagnostics stock at the IPO in 1996 would have $70,404 today, roughly 70 times their original investment - a 15.86% compound annual growth rate over 29 years.
The all-time high Quest Diagnostics stock closing price was 184.40 on August 20, 2025.
The Quest Diagnostics 52-week high stock price is 185.62, which is 3.9% above the current share price.
The Quest Diagnostics 52-week low stock price is 146.17, which is 18.2% below the current share price.
The average Quest Diagnostics stock price for the last 52 weeks is 164.99.