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Quest Diagnostics

985 hedge funds and large institutions have $19.3B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 120 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: $ → $

4.13% more ownership

Funds ownership: 92.02%96.15% (+4.1%)

2% more funds holding

Funds holding: 962985 (+23)

33% less call options, than puts

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

Holders
985
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
576
$458K
577
$456K
578
$454K
579
$454K
580
$452K
581
$452K
582
$451K
583
$450K
584
$449K
585
$449K
586
$447K
587
$445K
588
$444K
589
$443K
590
$438K
591
$437K
592
$432K
593
$426K
594
$425K
595
$423K
596
$422K
597
$422K
598
$419K
599
$417K
600
$416K