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Quest Diagnostics

982 hedge funds and large institutions have $19.9B invested in Quest Diagnostics in 2025 Q3 according to their latest regulatory filings, with 116 funds opening new positions, 349 increasing their positions, 336 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

2.35% less ownership

Funds ownership: 95.95%93.6% (-2.4%)

12% less call options, than puts

Call options by funds: $98.2M | Put options by funds: $112M

25% less funds holding in top 10

Funds holding in top 10: 43 (-1)

Holders
982
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$98.2M
Puts
$112M
Net Calls
Net Calls Change

Top Buyers

1 +$190M
2 +$162M
3 +$82.7M
4
Goldman Sachs
Goldman Sachs
New York
+$79.7M
5
Marshall Wace
Marshall Wace
United Kingdom
+$67.1M

Top Sellers

1 -$116M
2 -$88.7M
3 -$79.3M
4
UBS AM
UBS AM
Illinois
-$60M
5
UBS Group
UBS Group
Switzerland
-$59.9M
Name Holding Trade Value Shares
Change
Change in
Stake
SIA
151
Sit Investment Associates
Minnesota
$9.11M
HCM
152
Hilton Capital Management
New York
$9.02M
FNBOO
153
First National Bank of Omaha
Nebraska
$8.83M
Asset Management One
154
Asset Management One
Japan
$8.73M
KOCAA
155
Knights of Columbus Asset Advisors
Connecticut
$8.57M
RAM
156
Resona Asset Management
Japan
$8.4M
Royal London Asset Management
157
Royal London Asset Management
United Kingdom
$8.39M
IIM
158
INTECH Investment Management
Florida
$8.31M
Truist Financial
159
Truist Financial
North Carolina
$8.3M
AM
160
Atwater Malick
Pennsylvania
$8.18M
FAF
161
Fjarde Ap-fonden
Sweden
$8.12M
ACM
162
Aquatic Capital Management
Illinois
$8.06M
MSV
163
MN Services Vermogensbeheer
Netherlands
$7.97M
Toronto Dominion Bank
164
Toronto Dominion Bank
Ontario, Canada
$7.84M
HighTower Advisors
165
HighTower Advisors
Illinois
$7.77M
Cerity Partners
166
Cerity Partners
New York
$7.72M
OCM
167
Olstein Capital Management
New York
$7.62M
Ensign Peak Advisors
168
Ensign Peak Advisors
Utah
$7.58M
GIA
169
GHP Investment Advisors
Colorado
$7.48M
KK
170
KLP Kapitalforvaltning
Norway
$7.45M
TAIM
171
Te Ahumairangi Investment Management
New Zealand
$7.33M
Mariner
172
Mariner
Kansas
$7.3M
OC
173
Oppenheimer & Co
New York
$7.2M
Handelsbanken Fonder
174
Handelsbanken Fonder
Sweden
$7.13M
State of New Jersey Common Pension Fund D
175
State of New Jersey Common Pension Fund D
New Jersey
$7.1M