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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
451
$889K
452
$888K
453
$883K
454
$882K
455
$881K
456
$880K
457
$878K
458
$878K
459
$865K
460
$855K
461
$854K
462
$846K
463
$842K
464
$837K
465
$823K
466
$810K
467
$796K
468
$786K
469
$771K
470
$762K
471
$762K
472
$761K
473
$761K
474
$761K
475
$759K