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Quest Diagnostics

982 hedge funds and large institutions have $19.3B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 119 funds opening new positions, 364 increasing their positions, 326 reducing their positions, and 82 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

4.1% more ownership

Funds ownership: 92.02%96.11% (+4.1%)

2% more funds holding

Funds holding: 960982 (+22)

33% less call options, than puts

Call options by funds: $88.3M | Put options by funds: $133M

Holders
982
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
JP Morgan Chase
JP Morgan Chase
New York
+$101M
Name Holding Trade Value Shares
Change
Change in
Stake
VPIM
276
Vanguard Personalized Indexing Management
California
$2.87M
WAM
277
Weatherly Asset Management
California
$2.83M
BCM
278
Bayesian Capital Management
New York
$2.82M
Susquehanna International Group
279
Susquehanna International Group
Pennsylvania
$2.78M
Mirae Asset Global Investments
280
Mirae Asset Global Investments
South Korea
$2.77M
CCA
281
Catalyst Capital Advisors
New York
$2.73M
BHWM
282
Bar Harbor Wealth Management
New Hampshire
$2.73M
SW
283
SteelPeak Wealth
California
$2.69M
KAS
284
Kestra Advisory Services
Texas
$2.67M
SP
285
Stablepoint Partners
Massachusetts
$2.65M
Fuller & Thaler Asset Management
286
Fuller & Thaler Asset Management
California
$2.6M
Bank of Nova Scotia
287
Bank of Nova Scotia
Ontario, Canada
$2.58M
M&T Bank
288
M&T Bank
New York
$2.57M
NAM
289
Nissay Asset Management
Japan
$2.56M
CWM
290
CIBC World Markets
New York
$2.52M
UM
291
UniSuper Management
Australia
$2.51M
FF
292
Farrow Financial
Vermont
$2.51M
KeyBank National Association
293
KeyBank National Association
Ohio
$2.51M
CB
294
Commerce Bank
Missouri
$2.5M
BO
295
Bank OZK
Arkansas
$2.48M
Wealth Enhancement Advisory Services
296
Wealth Enhancement Advisory Services
Minnesota
$2.4M
SMDAM
297
Sumitomo Mitsui DS Asset Management
Japan
$2.38M
JSSH
298
J. Safra Sarasin Holding
$2.37M
RP
299
Riverwater Partners
Wisconsin
$2.37M
NA
300
NewEdge Advisors
Louisiana
$2.36M