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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
626
$359K
627
$359K
628
$359K
629
$356K
630
$355K
631
$351K
632
$351K
633
$350K
634
$347K
635
$346K
636
$344K
637
$341K
638
$341K
639
$336K
640
$333K
641
$331K
642
$331K
643
$330K
644
$330K
645
$329K
646
$327K
647
$325K
648
$324K
649
$323K
650
$321K