DGX icon

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
FAB
526
First American Bank
Illinois
$568K
MCA
527
Martin Capital Advisors
Texas
$565K
WANY
528
Wealthspire Advisors (New York)
New York
$562K
Lido Advisors
529
Lido Advisors
California
$559K
TI
530
Tidal Investments
Wisconsin
$556K
DAS
531
Diversify Advisory Services
Utah
$554K
MYIA
532
Mount Yale Investment Advisors
Colorado
$554K
Jones Financial Companies
533
Jones Financial Companies
Missouri
$554K
CIM
534
Contravisory Investment Management
Massachusetts
$553K
PCS
535
Personal CFO Solutions
New Jersey
$549K
TRCT
536
Tower Research Capital (TRC)
New York
$544K
HAIM
537
Hunter Associates Investment Management
Pennsylvania
$543K
RDWM
538
Red Door Wealth Management
Tennessee
$542K
KRSITF
539
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$542K
Man Group
540
Man Group
United Kingdom
$537K
GI
541
GAMMA Investing
California
$537K
CIA
542
Capital Investment Advisors
Georgia
$533K
BCM
543
Brookstone Capital Management
Illinois
$532K
GT
544
Greenleaf Trust
Michigan
$526K
WAM
545
Werlinich Asset Management
Connecticut
$523K
MPIA
546
Mountain Pacific Investment Advisers
Idaho
$521K
Bessemer Group
547
Bessemer Group
New Jersey
$519K
Wolverine Trading
548
Wolverine Trading
Illinois
$515K
GPA
549
Garrison Point Advisors
California
$513K
CI Investments Inc
550
CI Investments Inc
Ontario, Canada
$502K