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Quest Diagnostics

970 hedge funds and large institutions have $19.2B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 117 funds opening new positions, 358 increasing their positions, 325 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

4.08% more ownership

Funds ownership: 91.84%95.93% (+4.1%)

2% more funds holding

Funds holding: 953970 (+17)

33% less call options, than puts

Call options by funds: $88.3M | Put options by funds: $133M

Holders
970
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$88.3M
Puts
$133M
Net Calls
Net Calls Change

Top Buyers

1 +$217M
2 +$139M
3 +$133M
4
Squarepoint
Squarepoint
New York
+$124M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$101M
Name Holding Trade Value Shares
Change
Change in
Stake
CCM
76
Copeland Capital Management
Pennsylvania
$31.7M
WCM
77
Wedge Capital Management
North Carolina
$31.3M
CPC
78
Cookson Peirce & Co
Pennsylvania
$30.5M
Mackenzie Financial
79
Mackenzie Financial
Ontario, Canada
$28.1M
Millennium Management
80
Millennium Management
New York
$27.9M
CP
81
Coho Partners
Pennsylvania
$27.7M
IHAM
82
Integral Health Asset Management
New York
$26.9M
WP
83
Woodline Partners
California
$26.7M
Franklin Resources
84
Franklin Resources
California
$25.2M
AIM
85
Achmea Investment Management
Netherlands
$24.6M
WIC
86
Willis Investment Counsel
Georgia
$24.6M
BSA
87
Braun Stacey Associates
New York
$24.4M
Natixis Advisors
88
Natixis Advisors
Massachusetts
$23.2M
VRS
89
Virginia Retirement Systems
Virginia
$22.3M
TD Asset Management
90
TD Asset Management
Ontario, Canada
$21.7M
AAMU
91
AEGON Asset Management (UK)
United Kingdom
$21.2M
Treasurer of the State of North Carolina
92
Treasurer of the State of North Carolina
North Carolina
$20.8M
Robeco Institutional Asset Management
93
Robeco Institutional Asset Management
Netherlands
$20.8M
Stifel Financial
94
Stifel Financial
Missouri
$20.8M
TAM
95
Tocqueville Asset Management
New York
$20M
SAM
96
Silvercrest Asset Management
New York
$19.4M
Rockefeller Capital Management
97
Rockefeller Capital Management
New York
$19.3M
State Board of Administration of Florida Retirement System
98
State Board of Administration of Florida Retirement System
Florida
$18.8M
Aberdeen Group
99
Aberdeen Group
United Kingdom
$18.7M
MWM
100
Moran Wealth Management
Florida
$18.6M