2,799 hedge funds and large institutions have $90.6B invested in Pfizer in 2025 Q2 according to their latest regulatory filings, with 142 funds opening new positions, 1,171 increasing their positions, 1,228 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: 142 | Existing positions closed: 229

Holders
2,799
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
801
$2.91M
802
$2.9M
803
$2.9M
804
$2.89M
805
$2.89M
806
$2.87M
807
$2.86M
808
$2.86M
809
$2.85M
810
$2.85M
811
$2.85M
812
$2.84M
813
$2.83M
814
$2.83M
815
$2.83M
816
$2.82M
817
$2.82M
818
$2.82M
819
$2.82M
820
$2.8M
821
$2.79M
822
$2.79M
823
$2.77M
824
$2.77M
825
$2.75M