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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
SIA
301
Soltis Investment Advisors
Utah
$2.25M
CPCPP
302
Canada Post Corporation Pension Plan
Canada
$2.23M
IA
303
IFP Advisors
Florida
$2.22M
Janus Henderson Group
304
Janus Henderson Group
United Kingdom
$2.21M
BTD
305
BankPlus Trust Department
Mississippi
$2.21M
PA
306
Pinnacle Associates
New York
$2.21M
SC
307
Savant Capital
Illinois
$2.21M
RGC
308
Roberts, Glore & Co
Illinois
$2.2M
DCM
309
Dean Capital Management
Kansas
$2.17M
MWM
310
Marion Wealth Management
Pennsylvania
$2.17M
HI
311
Horizon Investments
North Carolina
$2.12M
Rafferty Asset Management
312
Rafferty Asset Management
New York
$2.12M
LTAS
313
Linden Thomas Advisory Services
North Carolina
$2.08M
ZIG
314
Zurich Insurance Group
Switzerland
$2.07M
HPC
315
HM Payson & Co
Maine
$2.02M
Nisa Investment Advisors
316
Nisa Investment Advisors
Missouri
$2M
PGFC
317
Peapack-Gladstone Financial Corp
New Jersey
$2M
IIA
318
ICW Investment Advisors
Arizona
$1.99M
HWM
319
HB Wealth Management
Georgia
$1.96M
Public Employees Retirement Association of Colorado
320
Public Employees Retirement Association of Colorado
Colorado
$1.96M
FWIA
321
Fort Washington Investment Advisors
Ohio
$1.95M
HCA
322
Harbor Capital Advisors
Illinois
$1.94M
GAM
323
Generali Asset Management
Italy
$1.91M
Twin Tree Management
324
Twin Tree Management
Texas
$1.9M
Cambridge Investment Research Advisors
325
Cambridge Investment Research Advisors
Iowa
$1.89M