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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 143 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
476
$758K
477
$752K
478
$748K
479
$724K
480
$720K
481
$719K
482
$716K
483
$708K
484
$706K
485
$696K
486
$688K
487
$687K
488
$683K
489
$680K
490
$678K
491
$677K
492
$677K
493
$676K
494
$674K
495
$674K
496
$672K
497
$669K
498
$669K
499
$668K
500
$664K