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Quest Diagnostics
DGX

Overview Fund Activity

965 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, 323 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
965
Holders Change
+13
Holders Change %
+1.37%
% of All Funds
12.95%
Holding in Top 10
4
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+300%
% of All Funds
0.05%
New
117
Increased
358
Reduced
323
Closed
83
Calls
$88.3M
Puts
$133M
Net Calls
-$44.5M
Net Calls Change
+$7.83M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$1.29B
2
MGP
2
M&G plc
United Kingdom
$193M
3
Boston Partners
3
Boston Partners
Massachusetts
$545M
4
Squarepoint
4
Squarepoint
New York
$151M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$778M

Top Sellers

1
DSA
1
Davis Selected Advisers
Arizona
$243M
2
Nordea Investment Management
2
Nordea Investment Management
Sweden
$40.5M
3
American Century Companies
3
American Century Companies
Missouri
$143M
4
Victory Capital Management
4
Victory Capital Management
Texas
$505M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$36.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
TCA
351
Teewinot Capital Advisers
New York
$1.56M -$709K -3,947 -31%
AC
352
Arjuna Capital
North Carolina
$1.55M -$123K -687 -7%
Public Sector Pension Investment Board (PSP Investments)
353
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$1.55M -$1.17M -6,515 -43%
ECM
354
Everence Capital Management
Indiana
$1.53M – – –
PCMF
355
Private Capital Management (Florida)
Florida
$1.51M -$359K -2,000 -19%
JG
356
Jain Global
New York
$1.49M +$1.12M +6,220 +297%
Northwestern Mutual Wealth Management
357
Northwestern Mutual Wealth Management
Wisconsin
$1.49M +$60K +334 +4%
BMSSC
358
B. Metzler seel. Sohn & Co
Germany
$1.49M +$107K +594 +8%
AV
359
ASR Vermogensbeheer
Netherlands
$1.49M -$7.72K -43 -0.5%
SAM
360
Simplify Asset Management
Nevada
$1.47M -$2.25M -12,510 -61%
WA
361
Wambolt & Associates
Colorado
$1.45M -$80.9K -451 -5%
PAP
362
Persistent Asset Partners
Hong Kong
$1.44M +$210K +1,168 +17%
PCM
363
Parsons Capital Management
Rhode Island
$1.43M – – –
MML Investors Services
364
MML Investors Services
Massachusetts
$1.43M +$331K +1,844 +30%
CI
365
CX Institutional
Indiana
$1.41M -$294K -1,636 -17%
Jane Street
366
Jane Street
New York
$1.4M -$14M -78,083 -91%
HNB
367
Hilltop National Bank
Wyoming
$1.39M +$1.39M +7,744 New
MSU
368
Mizuho Securities USA
New York
$1.39M -$211K -1,177 -13%
GLR
369
Great Lakes Retirement
Ohio
$1.38M +$140K +781 +11%
CCB
370
Country Club Bank
Missouri
$1.37M -$79.1K -445 -5%
MIM
371
Miller Investment Management
Pennsylvania
$1.36M – – –
NIM
372
Needham Investment Management
New York
$1.35M -$44.9K -250 -3%
AF
373
AGP Franklin
Tennessee
$1.34M +$29.5K +164 +2%
SCM
374
Sterling Capital Management
North Carolina
$1.33M +$224K +1,248 +20%
CW
375
CreativeOne Wealth
Kansas
$1.31M +$161K +898 +14%
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