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Quest Diagnostics

988 hedge funds and large institutions have $19.3B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 119 funds opening new positions, 364 increasing their positions, 328 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 capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

4.14% more ownership

Funds ownership: 92.03%96.17% (+4.1%)

2% more funds holding

Funds holding: 965988 (+23)

33% less call options, than puts

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

Holders
988
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
351
$1.66M
352
$1.65M
353
$1.61M
354
$1.6M
355
$1.59M
356
$1.58M
357
$1.57M
358
$1.56M
359
$1.55M
360
$1.55M
361
$1.53M
362
$1.51M
363
$1.49M
364
$1.49M
365
$1.49M
366
$1.49M
367
$1.47M
368
$1.45M
369
$1.44M
370
$1.43M
371
$1.43M
372
$1.41M
373
$1.4M
374
$1.39M
375
$1.39M