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Quest Diagnostics

960 hedge funds and large institutions have $17.3B invested in Quest Diagnostics in 2025 Q1 according to their latest regulatory filings, with 144 funds opening new positions, 315 increasing their positions, 334 reducing their positions, and 62 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

6% less repeat investments, than reductions

Existing positions increased: 315 | Existing positions reduced: 334

39% less call options, than puts

Call options by funds: $83.5M | Put options by funds: $136M

Holders
960
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$83.5M
Puts
$136M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
576
$454K
577
$454K
578
$446K
579
$445K
580
$443K
581
$443K
582
$442K
583
$439K
584
$434K
585
$432K
586
$431K
587
$426K
588
$423K
589
$423K
590
$423K
591
$421K
592
$420K
593
$419K
594
$419K
595
$416K
596
$414K
597
$414K
598
$414K
599
$413K
600
$409K