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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
351
$1.61M
352
$1.59M
353
$1.58M
354
$1.58M
355
$1.58M
356
$1.57M
357
$1.57M
358
$1.57M
359
$1.56M
360
$1.56M
361
$1.54M
362
$1.54M
363
$1.52M
364
$1.52M
365
$1.52M
366
$1.51M
367
$1.51M
368
$1.51M
369
$1.5M
370
$1.5M
371
$1.5M
372
$1.47M
373
$1.46M
374
$1.45M
375
$1.44M