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
701
$3.65M
702
$3.64M
703
$3.63M
704
$3.62M
705
$3.62M
706
$3.61M
707
$3.6M
708
$3.6M
709
$3.59M
710
$3.59M
711
$3.58M
712
$3.58M
713
$3.57M
714
$3.56M
715
$3.56M
716
$3.54M
717
$3.53M
718
$3.53M
719
$3.52M
720
$3.51M
721
$3.49M
722
$3.47M
723
$3.47M
724
$3.47M
725
$3.45M