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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
401
$1.16M
402
$1.16M
403
$1.15M
404
$1.15M
405
$1.15M
406
$1.15M
407
$1.14M
408
$1.14M
409
$1.13M
410
$1.12M
411
$1.12M
412
$1.11M
413
$1.1M
414
$1.1M
415
$1.09M
416
$1.08M
417
$1.08M
418
$1.07M
419
$1.06M
420
$1.05M
421
$1.05M
422
$1.03M
423
$1.03M
424
$1.03M
425
$1.02M