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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
176
$6.22M
177
$6.22M
178
$5.87M
179
$5.8M
180
$5.79M
181
$5.75M
182
$5.73M
183
$5.72M
184
$5.71M
185
$5.65M
186
$5.64M
187
$5.54M
188
$5.49M
189
$5.46M
190
$5.41M
191
$5.35M
192
$5.22M
193
$5.18M
194
$4.96M
195
$4.95M
196
$4.9M
197
$4.88M
198
$4.84M
199
$4.78M
200
$4.75M