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
726
$3.45M
727
$3.45M
728
$3.44M
729
$3.43M
730
$3.41M
731
$3.4M
732
$3.39M
733
$3.36M
734
$3.36M
735
$3.36M
736
$3.35M
737
$3.35M
738
$3.35M
739
$3.35M
740
$3.31M
741
$3.31M
742
$3.3M
743
$3.29M
744
$3.28M
745
$3.28M
746
$3.25M
747
$3.23M
748
$3.22M
749
$3.21M
750
$3.21M