Is Quest Diagnostics a US company?

Written by Editorial Team | Last Updated: August 2026

Quest Diagnostics is an authentic United States corporation, with its primary corporate headquarters located in Secaucus, New Jersey. Operating an extensive network of thousands of patient service centers and advanced testing laboratories across all fifty states, the District of Columbia, and select international regions, the company functions as a foundational pillar of the American healthcare and diagnostic infrastructure.

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Quest Diagnostics (DGX) currently holds a consensus rating of "Hold" among analysts.

Diagnostic healthcare providers and clinical laboratory networks frequently implement operational frameworks guided by specific core principles to ensure service excellence.

Equity forecasts for niche or smaller capitalization tickers like DGXX for the year 2026 depend upon localized sector developments, regulatory milestones, and micro-economic fundamentals.

Quest Diagnostics achieves steady, sustainable growth through a combination of organic diagnostic volume expansion, strategic acquisitions of regional hospital laboratories, and investments in advanced molecular and genetic testing capabilities.

Quest Diagnostics is widely regarded by financial analysts as a solid, defensive equity stock that offers investors steady performance backed by an essential healthcare business model.

Healthcare equity research analysts generally view Quest Diagnostics as a stable, defensive long-term investment due to its essential role in medical diagnostics, aging demographic trends, and consistent cash flow generation.

Market consensus recommendations for Quest Diagnostics generally reflect a balanced mix of hold and moderate buy ratings among healthcare equity research analysts.

Quest Diagnostics periodically undertakes strategic workforce optimizations, administrative restructuring, and facility consolidations to streamline its laboratory operations, automate routine processes, and reduce operational costs.

Quest Diagnostics Incorporated is an established, prominent member of the Fortune 500 list of the largest corporations in the United States.

Quest Diagnostics Incorporated trades on the New York Stock Exchange under the ticker symbol DGX at a market price of approximately $233.01 per share.

Quest Diagnostics is officially recognized as a Fortune 500 company, reflecting its massive scale as a premier provider of diagnostic information services in the United States.

Digi Power X Inc. (DGXX) has received a "Strong Buy" consensus rating from analysts, reflecting high confidence in its ability to secure long-term contracts related to critical IT infrastructure and high-performance computing loads.

Employment experiences at Quest Diagnostics—a leading provider of diagnostic information services—vary depending on specific roles, ranging from clinical laboratory technicians and phlebotomists to administrative personnel and corporate management.

Jim Davis, who serves as the Chairman, President, and Chief Executive Officer of Quest Diagnostics, receives a total annual compensation package valued at approximately $15.5 million.