DGX icon

Quest Diagnostics
DGX

Overview Fund Activity

952 hedge funds and large institutions have $17.2B invested in Quest Diagnostics in 2025 Q1 according to their latest regulatory filings, with 142 funds opening new positions, 312 increasing their positions, 332 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
952
Holders Change
+67
Holders Change %
+7.57%
% of All Funds
12.93%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
142
Increased
312
Reduced
332
Closed
61
Calls
$83.5M
Puts
$136M
Net Calls
-$52.3M
Net Calls Change
-$80.5M

Top Buyers

1
Boston Partners
1
Boston Partners
Massachusetts
$389M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$638M
3
Nordea Investment Management
3
Nordea Investment Management
Sweden
$213M
4
Neuberger Berman Group
4
Neuberger Berman Group
New York
$108M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$1.01B

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$2.58M
2
Aberdeen Group
2
Aberdeen Group
United Kingdom
$15M
3
American Century Companies
3
American Century Companies
Missouri
$205M
4
Marshall Wace
4
Marshall Wace
United Kingdom
$81.8M
5
Prudential Financial
5
Prudential Financial
New Jersey
$10.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
IAA
701
Ironsides Asset Advisors
North Carolina
$244K +$244K +1,445 New
BBA
702
Baader Bank Aktiengesellschaft
Germany
$243K +$2.03K +12 +0.8%
CAM
703
Claret Asset Management
Quebec, Canada
$242K -$216K -1,429 Closed
C
704
Covestor
United Kingdom
$241K -$42.7K -252 -15%
CGL
705
Clarius Group LLC
Washington
$240K +$11K +65 +5%
SI
706
Scharf Investments
California
$239K – – –
WA
707
WBH Advisory
Maryland
$237K – – –
SC
708
Syon Capital
California
$235K +$235K +1,391 New
RPCONE
709
Retirement Planning Company of New England
Rhode Island
$235K -$169 -1 -0.1%
LNB
710
Ledyard National Bank
$233K -$508 -3 -0.2%
VIA
711
Victrix Investment Advisors
Florida
$233K -$38.1K -225 -14%
AF
712
Allworth Financial
California
$232K +$48K +273 +26%
Caisse de Depot et Placement du Quebec (CDPQ)
713
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$230K -$14.3M -84,662 -98%
CCFCSB
714
Cape Cod Five Cents Savings Bank
Massachusetts
$230K – – –
SWM
715
Spire Wealth Management
Virginia
$230K +$36.9K +218 +19%
HNWAG
716
High Net Worth Advisory Group
Florida
$228K – – –
WW
717
Westshore Wealth
California
$228K -$2.71K -16 -1%
PFP
718
Pinnacle Financial Partners
Tennessee
$227K +$1.69K +10 +0.8%
FMLI
719
Fukoku Mutual Life Insurance
Japan
$227K – – –
WS
720
Wedbush Securities
California
$226K -$2.37K -14 -1%
HBT
721
Hills Bank & Trust
Iowa
$225K -$16.2K -96 -7%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
722
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$224K +$224K +1,323 New
ONB
723
Old National Bancorp
Indiana
$223K +$223K +1,319 New
Flossbach Von Storch
724
Flossbach Von Storch
Germany
$221K +$221K +1,305 New
PWM
725
Perigon Wealth Management
California
$221K +$221K +1,304 New
27 28
29
30 31