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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
TRSOTSOK
351
Teachers Retirement System of the State of Kentucky
Kentucky
$1.57M
TCA
352
Teewinot Capital Advisers
New York
$1.56M
AC
353
Arjuna Capital
North Carolina
$1.55M
Public Sector Pension Investment Board (PSP Investments)
354
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$1.55M
ECM
355
Everence Capital Management
Indiana
$1.53M
PCMF
356
Private Capital Management (Florida)
Florida
$1.51M
JG
357
Jain Global
New York
$1.49M
Northwestern Mutual Wealth Management
358
Northwestern Mutual Wealth Management
Wisconsin
$1.49M
BMSSC
359
B. Metzler seel. Sohn & Co
Germany
$1.49M
AV
360
ASR Vermogensbeheer
Netherlands
$1.49M
SAM
361
Simplify Asset Management
Nevada
$1.47M
WA
362
Wambolt & Associates
Colorado
$1.45M
PAP
363
Persistent Asset Partners
Hong Kong
$1.44M
PCM
364
Parsons Capital Management
Rhode Island
$1.43M
MML Investors Services
365
MML Investors Services
Massachusetts
$1.43M
CI
366
CX Institutional
Indiana
$1.41M
Jane Street
367
Jane Street
New York
$1.4M
TPSF
368
Texas Permanent School Fund
Texas
$1.39M
HNB
369
Hilltop National Bank
Wyoming
$1.39M
MSU
370
Mizuho Securities USA
New York
$1.39M
GLR
371
Great Lakes Retirement
Ohio
$1.38M
CCB
372
Country Club Bank
Missouri
$1.37M
MIM
373
Miller Investment Management
Pennsylvania
$1.36M
NIM
374
Needham Investment Management
New York
$1.35M
AF
375
AGP Franklin
Tennessee
$1.34M