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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
12.94%
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 %
MCP
426
Martin Capital Partners
Oregon
$917K +$605K +3,371 +194%
HKAM
427
Horizon Kinetics Asset Management
New York
$916K -$80.8K -450 -8%
FCBT
428
First Citizens Bank & Trust
North Carolina
$907K -$107K -595 -11%
ACA
429
Atlas Capital Advisors
Wyoming
$889K -$5.21K -29 -0.6%
CC
430
Courier Capital
New York
$888K -$9.88K -55 -1%
AWA
431
Arkadios Wealth Advisors
Georgia
$884K -$64.3K -358 -7%
NICM
432
Neo Ivy Capital Management
New York
$882K +$882K +4,910 New
CM
433
Caption Management
Oklahoma
$880K +$880K +4,900 New
VIS
434
Vega Investment Solutions
France
$877K -$59.3K -330 -6%
BAMF
435
BI Asset Management Fondsmaeglerselskab
Denmark
$868K +$212K +1,181 +32%
WAM
436
Wolverine Asset Management
Illinois
$860K – – –
FT
437
Fiduciary Trust
Massachusetts
$849K -$40.1K -223 -5%
SAM
438
Shell Asset Management
Netherlands
$848K +$332K +1,846 +64%
JF
439
Jump Financial
Illinois
$847K -$1.04M -5,804 -55%
LA
440
Lifeworks Advisors
Michigan
$833K -$40.6K -226 -5%
Envestnet Portfolio Solutions
441
Envestnet Portfolio Solutions
Illinois
$822K -$22.6K -126 -3%
EAM
442
Erste Asset Management
Austria
$811K +$811K +4,577 New
GIC
443
Generali Investments CEE
Czech Republic
$808K – – –
EOJOAM
444
E. Ohman J:or Asset Management
Sweden
$808K – – –
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
445
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$800K +$562K +3,130 +237%
VI
446
Vestcor Inc
New Brunswick, Canada
$795K -$3.23K -18 -0.4%
Group One Trading
447
Group One Trading
Illinois
$793K +$663K +3,689 +510%
EGM
448
Engineers Gate Manager
New York
$791K -$456K -2,539 -37%
SC
449
Sawyer & Company
Massachusetts
$788K -$16.2K -90 -2%
OIA
450
OneDigital Investment Advisors
Kansas
$787K +$73.7K +410 +10%
16 17
18
19 20