QUEST DIAGNOSTICS INC (DGX) Institutional Ownership and Insiders Activity

QUEST DIAGNOSTICS INC (DGX) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $5.89M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Sequoia Financial Advisors is the largest disclosed holder, reporting approximately $5.30M in DGX holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Sequoia Financial Advisors representing the majority of disclosed value.