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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 %
Allspring Global Investments
326
Allspring Global Investments
North Carolina
$1.88M +$244K +1,362 +15%
EIP
327
Easterly Investment Partners
Massachusetts
$1.86M +$1.86M +10,379 New
AI
328
Atria Investments
North Carolina
$1.86M +$467K +2,599 +34%
AIP
329
Ameritas Investment Partners
Nebraska
$1.82M -$66.6K -371 -4%
TWM
330
TriaGen Wealth Management
California
$1.82M -$86.9K -484 -5%
MAM
331
Madison Asset Management
Wisconsin
$1.77M -$32.3K -180 -2%
Osaic Holdings
332
Osaic Holdings
Arizona
$1.75M -$1.87M -11,917 -52%
OPERF
333
Oregon Public Employees Retirement Fund
Oregon
$1.74M +$18K +100 +1%
Fifth Third Bancorp
334
Fifth Third Bancorp
Ohio
$1.73M -$35.6K -198 -2%
FAM
335
Fred Alger Management
New York
$1.72M -$1.76M -9,818 -51%
AG
336
Ascent Group
Virginia
$1.71M +$38.3K +213 +2%
AAS
337
Avantax Advisory Services
Texas
$1.69M +$78.3K +436 +5%
AF
338
Avanza Fonder
Sweden
$1.68M +$37K +206 +2%
NGA
339
Naples Global Advisors
Florida
$1.68M +$9.88K +55 +0.6%
TFS
340
Thoroughbred Financial Services
Tennessee
$1.67M -$552K -3,072 -25%
N
341
Natixis
France
$1.67M -$138K -770 -8%
VAS
342
Vestmark Advisory Solutions
Massachusetts
$1.67M +$1.67M +9,290 New
BCV
343
Banque Cantonale Vaudoise
Switzerland
$1.66M +$68.8K +383 +4%
ST
344
Somerset Trust
Pennsylvania
$1.66M -$23K -128 -1%
RC
345
Roundview Capital
New Jersey
$1.65M -$2.52K -14 -0.2%
FNA
346
First National Advisers
Nebraska
$1.61M +$1.61M +8,980 New
ANBT
347
American National Bank & Trust
Texas
$1.6M -$117K -650 -7%
NRD
348
Nebula Research & Development
New York
$1.59M +$1.59M +8,853 New
AssetMark Inc
349
AssetMark Inc
California
$1.58M +$355K +1,975 +29%
TRSOTSOK
350
Teachers Retirement System of the State of Kentucky
Kentucky
$1.57M +$21.4K +119 +1%
12 13
14
15 16