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Quest Diagnostics

988 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, 328 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 capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

4.14% more ownership

Funds ownership: 92.03%96.17% (+4.1%)

2% more funds holding

Funds holding: 965988 (+23)

33% less call options, than puts

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

Holders
988
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 +$210M
2 +$134M
3 +$129M
4
Squarepoint
Squarepoint
New York
+$120M
5
JP Morgan Chase
JP Morgan Chase
New York
+$97.6M
Name Holding Trade Value Shares
Change
Change in
Stake
751
$216K
752
$216K
753
$215K
754
$215K
755
$212K
756
$211K
757
$209K
758
$208K
759
$207K
760
$207K
761
$207K
762
$206K
763
$206K
764
$205K
765
$205K
766
$204K
767
$203K
768
$201K
769
$200K
770
$200K
771
$195K
772
$193K
773
$193K
774
$193K
775
$190K