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Quest Diagnostics Incorporated shares owned by John Boyer

Quarter-by-quarter ownership of Quest Diagnostics Incorporated (DGX) shares owned by John Boyer from 13F filings

Historical chart of John Boyer investment in Quest Diagnostics Incorporated

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All positions including Quest Diagnostics Incorporated held by John Boyer consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Quest Diagnostics Incorporated by John Boyer

Quarter filed Position value Share count Share price at filing
2026-09-30 $1.9k 8 233.13

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View all positions for John Boyer

Top funds holding Quest Diagnostics Incorporated

BlackRock
Vanguard Capital Management
Vanguard Portfolio Management
State Street Corporation
Robeco Investment Management
Jpmorgan Chase & Co
Geode Capital Management
Edgepoint Investment
Dimensional Fund Advisors
Bank of America Corporation
Grantham, Mayo, Van Otterloo & Co
Wells Fargo & Company
Davis Selected Advisers
Victory Capital Management
Norges Bank Investment Management

View all funds holding Quest Diagnostics Incorporated