Quest Diagnostics
982 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, 326 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 repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more capital invested
Capital invested by funds: $ → $
4.1% more ownership
Funds ownership: 92.02% → 96.11% (+4.1%)
2% more funds holding
Funds holding: 960 → 982 (+22)
33% less call options, than puts
Call options by funds: $88.3M | Put options by funds: $133M
Holders
982
Holding in Top 10
4
Calls
$88.3M
Puts
$133M
Top Buyers
| 1 | +$217M | |
| 2 | +$139M | |
| 3 | +$133M | |
| 4 |
Squarepoint
New York
|
+$124M |
| 5 |
JP Morgan Chase
New York
|
+$101M |
Top Sellers
| 1 | -$186M | |
| 2 | -$183M | |
| 3 | -$75M | |
| 4 |
Victory Capital Management
San Antonio,
Texas
|
-$58.2M |
| 5 |
Marshall Wace
London,
United Kingdom
|
-$50M |
