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
851
$2.59M
852
$2.58M
853
$2.58M
854
$2.58M
855
$2.57M
856
$2.57M
857
$2.54M
858
$2.54M
859
$2.54M
860
$2.53M
861
$2.53M
862
$2.52M
863
$2.51M
864
$2.5M
865
$2.5M
866
$2.5M
867
$2.49M
868
$2.49M
869
$2.48M
870
$2.48M
871
$2.48M
872
$2.47M
873
$2.47M
874
$2.46M
875
$2.46M