2,796 hedge funds and large institutions have $90.6B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 143 funds opening new positions, 1,169 increasing their positions, 1,226 reducing their positions, and 229 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

21% less call options, than puts

Call options by funds: $2.61B | Put options by funds: $3.32B

34% less funds holding in top 10

Funds holding in top 10: 4429 (-15)

38% less first-time investments, than exits

New positions opened: 143 | Existing positions closed: 229

Holders
2,796
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.61B
Puts
$3.32B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
776
$3.01M
777
$3.01M
778
$3.01M
779
$3M
780
$2.98M
781
$2.98M
782
$2.98M
783
$2.98M
784
$2.97M
785
$2.96M
786
$2.95M
787
$2.95M
788
$2.95M
789
$2.95M
790
$2.94M
791
$2.94M
792
$2.94M
793
$2.94M
794
$2.93M
795
$2.92M
796
$2.92M
797
$2.92M
798
$2.91M
799
$2.91M
800
$2.91M