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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
BGIM
126
Brandywine Global Investment Management
Pennsylvania
$14.2M
LPL Financial
127
LPL Financial
California
$14.1M
SEI Investments
128
SEI Investments
Pennsylvania
$14M
Pathstone Holdings
129
Pathstone Holdings
New Jersey
$13.4M
BCAM
130
Boston Common Asset Management
Massachusetts
$13.3M
ACM
131
Aquatic Capital Management
Illinois
$13M
Ohio Public Employees Retirement System (OPERS)
132
Ohio Public Employees Retirement System (OPERS)
Ohio
$12.2M
HW
133
Hancock Whitney
Mississippi
$12.1M
Vontobel Holding
134
Vontobel Holding
Switzerland
$12M
BCM
135
Becker Capital Management
Oregon
$11.7M
EWA
136
Exencial Wealth Advisors
Oklahoma
$11.5M
Prudential Financial
137
Prudential Financial
New Jersey
$11.5M
Commonwealth Equity Services
138
Commonwealth Equity Services
Massachusetts
$10.5M
SIA
139
Sit Investment Associates
Minnesota
$10.4M
AM
140
Atwater Malick
Pennsylvania
$10.2M
Focus Partners Wealth
141
Focus Partners Wealth
Massachusetts
$9.71M
Truist Financial
142
Truist Financial
North Carolina
$9.7M
New York State Common Retirement Fund
143
New York State Common Retirement Fund
New York
$9.53M
KBC Group
144
KBC Group
Belgium
$9.51M
ADEF
145
Adams Diversified Equity Fund
Maryland
$9.36M
QCM
146
Quantinno Capital Management
New York
$9.28M
HA
147
Heartland Advisors
Wisconsin
$9.27M
HCM
148
Hilton Capital Management
New York
$9.11M
ILCM
149
Ivy Lane Capital Management
Florida
$8.98M
Mariner
150
Mariner
Kansas
$8.84M